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Alluvial fan, East Fork - San Gabriel River
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Alluvial fan - San Gabriel River
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Stream bed, Santa Ynez River near Juncal Camp
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Stream bed, Santa Ynez River near Juncal Camp
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View upstream of Santa Paula Creek afer heavy March rainstorm
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View downstream of Santa Paula Creek after heavy March rainstorm
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Stream gaging station and "water-line" of Wrightwood mud flow
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Glendore mudslide - 1969
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Sespe Creek view down stream toward Fillmore
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Levees on sand slips
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Sandstorm near Indio
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Subdivision near Palm Springs
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Old cars place against cut face of Sespe Creek
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Trashed Plati Creek
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Erosion control along Ventura River
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Land-use planning in flood prone-area
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Channelization of mountain canyon
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Entrance to Carlsbad Caverns
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Piru Creek Ridge Basin
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Stream gauging cradle over Sespe Creek
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Stream gauging apparatus
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Stream gauging apparatus
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Meanders in Colorado River near Rifle, Colorado
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Oblique air view of Owens River meaders near Bishop
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Oblique air view of Owens River meaders near Bishop
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Oblique air view of Owens River meaders near Laws
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Meanders in Owens River near Bishop, oblique air view
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Oblique air view of meanders in Owens River near Klondike Lake north of Big Pine
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Bear Canyon, Picacho Area
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Talus from lava flow above Ryan
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*UNTITLED*
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*UNTITLED*
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*UNTITLED*
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Road wash out, Sea Plane Base, Salton Sea - Fall Field Trip
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Debris dam and flood channel in foothills
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Debris dam - Mt. Rokko, Japan
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Sediment-filled debris dam - Mt. Rokko
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Karst Mountains along the Li River, SE China
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Erosion damage to road over Jubilee Pass
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Washout on Saline Valley road after big thundershower
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Aerial view, meandering stream
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Erosion
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River System, southern Iceland
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Bob Norris at Dante's View, Death Valley
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Alluvial fan - aerial photo, west side of Coachella Valley
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Oblique air view of alluvial fan apron around a desert mountain near Mojave
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Dissection of alluvial fan
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Morphology of alluvial fan after Merrill
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Alluvial fan in Death Valley
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Redlands Canyon alluvial fan
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*UNTITLED*
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Source of Brenno River from underneath dolomite cliff - 5 km S of Lukmanier Pass
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Solution cavities in conjugate fractures in Klmst near Kistenstockli
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Underground solution of limestone
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View SW from southern Inyo Range to Owens Lake
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South Dakota Badlands
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Badlands of South Dakota
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Salt mounds at the Devils Golf Course
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Furnance Creek alluvial fan from Auguerberry Point - Spring Field Trip 1989
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Steep alluvial fan, west side of Grapevine Mountains, Death Valley
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East face of Last Chance Range, northern Death Valley
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Hanaupah Escarpment
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Erosional remnants
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Boulders on fan surface, Goleta Wash Fan
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Boulders in Goleta Wash
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Aerial view of motorcycle tracks on Koehn Dry Lake mud flats
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RV carved hillside
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Oblique air view to east across Deep Spring Valley, White-Inyo Range
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View north across Deep Spring Playa
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Deep Springs Playa
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Delta into lake
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Steam bed, Santa Ynez River near Juncal Camp
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Sediment gage
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Oblique aerial view of braid delta, SW shore Salton Sea
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View aerial SW along SE shore of Salton Sea
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Oblique aerial view of braid delta
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Oblique aerial view south of Red Hill Marina and New River Delta
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Oblique aerial view of sediment dispersal patterns around Alamo River Delta
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Oblique aerial view SW along SE end of Salton Sea
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Dredging flood channel, Goleta Slough
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Dredging flood channel, Goleta Slough
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Dredging flood channel, Goleta Slough
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Creek Channel erosion along bike path
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Disposal of Goleta slough flood channel sediment
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Disposal of Goleta slough flood channel sediment
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Disposal of Goleta slough flood channel sediment
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Bull-dozing flood sediment into sea
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Calle Real at Valdez
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Calle Real at Valdez
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Calle Real at Valdez
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Carlo at Calle Real
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San Pedro Wash at Calle Real
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Red house on San Pedro wash channel, Calle Real
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Vega St. at Calle Real
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Vega and Calle Real
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Vega, looking south toward Calle Real
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Mission Creek, Santa Barbara Museum of Natural History
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Mission Creek, Santa Barbara Museum of Natural History
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Mission Creek, Santa Barbara Museum of Natural History
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Bedding
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Whitewater Canyon conglomerate
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Water-lain (?) tuff in Chalk Bluff cliff, Bishop Tuff
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Cambro-Silurian
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Western Dakota Hogback of the Canon City embayment, Colorado Niobrara to right
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Western Dakota Hogback of the Canon City embayment, Niobrara makes low right hand hogback
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Stratified lower Paleozoic rocks, northern Panamint Range
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Vertical Pennsylvanian rocks, Haymond Formation turbidites
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South Dakota Badlands, Brule Formation overlying Chadron Formation
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Basal Sespe conglomerate, East Camino Cielo Rd.
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Joe Clark's strike and dip lesson "Monterey Formation"
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Wavcobi Lake Bed, Bob Smith
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Montezuma Castle
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Campito quartzite, Bob Smith, John Graham
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Pennsylvanian-Permian limestone at Tamarron
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Pecos River, near Del Rio, Texas junction with Rio Grande in left distance
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Cambro-Silurian with few limestone pods in shale
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2 of Seven Sisters
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Lower Cambrian conglomeratic Tapeats sandstone
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Mud flow deposits in Wrightwood Creek
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Plioceno Ricardo Formation, Redrock Canyon
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Belt rocks Siyeh Formation Going-to-the-Sun Highway
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Steeply-dipping beds
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Matilija Sandstone north of Santa Ynez fault and north of Juncal Dam
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Devil's Slide
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Ash flow tuff interbedded with nonmarine clastic sedmentary rocks
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Navajo Sandstone
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Sequence of conglomerate, tuffs, sandstone
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Pir Creek at Ruby Circle
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Conglomerate at Piru Creek, Chuck Finance
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Conglomerate - Fish Creek
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Conglomerate - Fish Creek
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Conglomerate
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Coal measures Alleghany Plateau
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Mancos shale
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Mancos shale
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Montezuma Castle
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Cross-bedded sandstone
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Cross-bedded sandstone
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Sandstone-soil sequence in quarry
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Slip face of sand dune
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South Mountain amphitheater, uppermost Sespe Formation, braided stream - point bar deposits
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Cobbles on the floor of Fiumara Buonamico
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Change of sedimentary facies
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Poway Conglomerate, Lakeside Aggregate quarry, Lakeside
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Poway Conglomerate, Lakeside quarry
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Poway Conglomerate, Lakeside Aggregate quarry, Lakeside
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Isolated boulders in turbidite sandstone, Split Mountain Canyon - Fall Field Trip
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Depositional environments of sedimentary rocks
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Limestone of Lost Burro Formation (Devonian), Lost Burro Gap
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Molasse
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Molasse
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Molasse
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Conglomerate molasse
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Conglomerate molasse
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Flood terrace on Rincon Formation
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Fountain Formation near Masonville, Colorado
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Split Mountain Formation alluvial sands, boulders
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Conglomerate Martinez Formation, Topanga Canyon, Santa Monica Mountains
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Unsorted mudflow Mecca Formation, Painted Canyon
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Diorite debris flow Split Mountain Canyon - Fall Field Trip
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Bryce Canyon National Park
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Siltstone beds of Bear River delta, ancient Lake Bonneville
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San Francisquito Formation flysch, Big Rock Creek
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Morman Rocks Formation, Cajon Pass
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Mudcracks, ripple marks, raindrop prints - Carrizo Wash
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Cracked beds, Carbon/Lava Canyons divide
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Ripple marks on bedding surface of Twin Creeks limestone, Parleys Canyon
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Ripple marks on bedding surface of Twin Creek limestone
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Styolites, Mile 93.5, Granite Rapid
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Styolites, Mile 93.5, Granite Rapid
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Graded bedding, Zabriskie Point
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Graded turbidite bed
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Imbricated pebbles
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Imbricate pebble bedding Oligocene rocks near North Doherty Mountain
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Pebble imbrication in stream wash, Berdooo Canyon, Little San Bernardino Mountains
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Imbricate streamwash debris, Berdoo Canyon
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Pebble imbrication in turbid wash deposits
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Graded turbidite beds
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Debris flow deposit
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Pebble imbrication with Rod Nash
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Mudcracks in Piru Gorge sandstone
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Mudcracks in turbidites
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Mudcracks, Pickhandle Fomation, Calico parking lot
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Mudcracks, Pyramid Damsite, IGC
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Mudcrack casts
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Mudcracks in Cambrian sandstone near Knoxville, Tenn
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Dewatering structure in Middle Poleta Formation
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Truncated tops of turbidite folds, San Miguelito anticline
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Truncated tops of turbidite folds, San Miguelito anticline
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Jim Boles - 104A work, Vasquez area
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Jim Boles - 104A work, Vasquez area
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Dewatering structure, Vasquez area
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Dewatering structure, Vasquez area
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Dewatering structure, Vasquez area
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Mudcracks in Vasquez sandstone and mudstone
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Sediment-filled crack
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Burrowing structure
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Mudcracks
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Mud curls
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Mud curls
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Mudcracks in Pickhandle Formation, Calico parking lot
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Mudcracks
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Weird trace fossils
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Weird trace fossils
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Mud crack near Duravan Ranch
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Worm tracks in Poleta Quartzite, Poleta folds
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Tracks and trails in Bright Angel Shale
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Worm trails in quartzite of upper Poleta Fm., Poleta Folds
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Pyramid damsite Barbara Belding, Ripple marks, Ridge Basin
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Ripple marks Barbara Belding, Ridge Basin, Pyramid Damsite IGC
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Ripple marks
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Ripple marks
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Ripple marks in the Harkless Fm., Poleta Folds
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Ripple marks in the Harkless Fm., Poleta Folds
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Ripple marks
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Barbara Belding on ripple-marked sandstone
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Explosion block impacted in ash-roadcut across from Kanakakoi
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Seaweed attached to stone
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Karin and seaweed anchored to stove
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Isolated boulder in turbidite sands, Mark Weidler
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Channel cut Poway conglomerate in Cretaceous marine rocks
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Channel cut Poway conglomerate in Cretaceous
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Filled Alluvial Channel in Alluvial fan deposits
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Shale channel
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Channel into Mint Canyon Fm.
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Channel sand in Palm Spring Fm.
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Debris flow and side of it's channel
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Submarine channel diamond Pk Fm. (late Miss-early Perm.) cut in Chainman Fm.
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Beach current marks, Coal Oil Point
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Current crescents Marcos Wash, Picacho
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Current crescents Marcos Wash, Picacho
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Load casts
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Current markings in Goleta slough flood channel
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Current markings in Goleta slough flood channel
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Parting lineations Ep5, Poleta Fm.
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Parting lineations
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Climbing ripples, ancient lake Bonneville
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Climbing ripples, Palm Spring formation, Box Spring Canyon
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Cross-bedding in Moenkopi sandstone
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Trough crossbeds Kingston Peak Fm.
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Cross-bedded pebbly arkose and conglomerate
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Cross-bedded pebbly arkose and conglomerate
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Cross-bedding and Styolites in Poleta limestone
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Climbing ripples, Bear River Delta, Ancient Lake Bonneville
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Foreset delta beds, Palm Spring Fm, Box Canyon, Mecca Hills
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Cross beds
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Cross bedding in Devil's punchbowl
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Cross bedding on hwy a few mi east of Zion, Utah.
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Flute Casts
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Cross-bedded Sandstone
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Flute casts
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Flute casts in Turbidite sandstone
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Flute Casts
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Scour and groove casts base of conglomerate turbidite
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Turbidite
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Turbidite deformation structures in arkose
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Turbidite structures
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Graded Bedding
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Graded Bed In Imperial Fm Turbidites
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Unconformities from Dunbar and Rogers, 1957
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Angular Unconformity: Terrace gravel on Monterey Shale
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Palm Spring Formation, Unconformity
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Angular Unconformity: Santa Clara River Terrace on Mint Canyon Fm.
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Faulting of Folded K black shales in front of Sawtooth Thrusts
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Faulting of Folded K black shales in front of Sawtooth Thrusts
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The Great Unconformity Tapeats on garnet schist
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Unconformity mellom recent terrace and Franciscan Fm.
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Angular Unconformity: Diamond Pk., late Miss. to early Permian, Strathern Fm., Permian
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Angular Unconformity: Diamond Pk., late Miss. to early Permian, Strathern Fm., Permian
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Middle Brawley sands lying unconformably on folded gneiss
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Nonconformity: Cambrian prospect Myn Qtzite on Pt Granite
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Middle Brawley Sands lying unconformably on faulted gneiss
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Nonconformity: stream gravel on granite
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Nonconformity between Precambrian basement and Miss. Arroyo Penasco Limestone
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Barstow syncline
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Vertical Penn. Rocks and Haymond Fm. tubidites
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Buttress Unconformity Berdoo Canyon
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Channels in sandstone filled with terrace Cajon Pass, Disconformity
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Ricardo "Peneplain" view SW from hwy
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Buttress unconformity
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Buttress unconformity
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Buttress unconformity between Precambrian basement and Quaternary stream terrace gravel
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Buttress unconformity between Precambrian basement and Quaternary stream terrace gravel
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Unconformity between vertical Monterey Fm. and Quaternary marine terrace
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Angular Unconformity Nova Fm.
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Angular Unconformity Nova Fm.
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Contact between split mountain or Mecca Fm and gniess
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Upper-middle Miocene unconformity near Glenwood, Topango Canyon
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Angular Unconformity
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Vertical Penn. Rocks overlain by flat Cretaceous Haymond Fm. turbidites
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Steep Penn. Rocks overlain by flat Cretaceous Haymond Fm. turbidites
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Unconformity: older alluvium on Nova fanglomerate
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Angular unconformity between noonday Dolomite and indurated stream gravel
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Normal fault and angular unconformity
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Buttress unconformity
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Angular unconformity
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Cut and fill channel margin
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Fluvial gravel nonconformably on Castaic
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Angular unconformity terrace on Monterey Fm.
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Buttress Unconformity
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Unconformity
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Unconformity
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El Capitan
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Granite Dikes in 2-3 billion year old mica schist
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Granite Dikes intruding 2-3 billion year old mica schist
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Air view of pluton in split mountain
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Yosemite Valley from Winona Tunnel
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Italian Stonemason Monument
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Tourmaline pegmatite
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K-feldspar crystals
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Bust of Tom F.W. Barth and K-feldspar crystals
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Porphyritic granite of Dartmoor
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Porphyritic granite of Dartmoor
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Injected wall rocks
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Lava inclusion in granite
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Dr. C.A. Nelson at contact of Cambro-Silurian and Drammen Granite
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Contact of Cambro-Silurian with Drammen Granite
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Contact of Cambro-Silurian with Drammen Granite
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Porphyritic dike in Granite
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Basalt intruded into and mingled with granite
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Co-mingled granite and basalt
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Comingled granite and basalt
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Granite boulders
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Porphyritic granite
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Porphyritic granite
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Plymouth Rock
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Microdiorite veined by pegmatite and rox 3, Kilanddals bedden road
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Microdiorite enclaves in quartz monzonite between Ahomstoyl and Sirdalsticrn
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Smeared leuco layers in mafic rocks
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Ile au Haut., Maine
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Ile au Haut., Maine
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Ile au Haut., Maine
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Microscope thin section: Spec.SKgr Birch Creek, Biotite and Primary Muscovite x-polars, f.8/ 1/10, Field diameter= 1.6mm
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Microscope thin section: Gabbro with big plagioclase
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Microscope thin section: Anorthosite
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Comingled basalt and granite
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Comingled basalt and granite
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Comingled basalt and granite
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Comingled basalt and granite
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Comingled National Park
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Acadia National Park
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Acadia National Park
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Acadia National Park
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Comingled basalt and granite
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Comingled basalt and granite
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GSA Field trip
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Comingled basalt and granite
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GSA Field trip
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Basalt dike in granite
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Co-mingled basalt and granite
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GSA field trip
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GSA field trip
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Basal contact of gabbro dike back veined by granite
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Ile au Haut, Maine
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Oriented inclusions in Gold Hill granite
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Intrusion breccia at campito--Cottonwood pluton contact
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Granite intruding metasediments
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Campito inclusion in Papoose flat granite block-debris in Walkoba Canyon at Saline Valley Road.
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Copper vein in granite
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Folded metasedimentary xenoliths in granite Berdoo Canyon
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Smeared out xenoliths in Mono Recesses granite
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Stretched mafic blobs
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Intrusion breccia at Campito-Cottonwood pluton contact
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Intrusion in Granite: unnamed pluton
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Basic xenoliths in granite-ansel basin
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Intrusive contact Beer Creek pluton into Campito
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Metasedimentary inclusion in granite glacial erratic
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Chilled margin on basalt comingled with granite
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Porphyritic Granite
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Gabbro
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Evolution of Sierra Nevada batholith, after Bateman 1974
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Evolution of Sierra Nevada batholith, after Bateman 1974
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Evolution of Sierra Nevada batholith, after Bateman 1974
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Mesozoic Batholith rocks
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Top of pluton in Joshua Tree National Monument
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Top of pluton in Joshua Tree National Monument
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Surface of granite with middle and upper Poleta on it.
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Hall Canyon pluton
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Manly Peak pluton in Panamint mountains
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Indian Garden pluton
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Tom Anderson
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Mingled granite/basalt
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Tom Anderson, collecting Vradal
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Mingling of granite and basaltic rocks
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Map of Sierra Nevada, showing Birch Creek Pluton
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untitled
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untitled
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Aplite Dike in Hines Tongue
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Cross-section
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Cross-section
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Cross-section
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Cross-section
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Cross-section
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Cross-section
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Hornblende gneiss with smeared porphyroblasts, Death Valley
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Folded hornblende gneiss in Death Valley
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Lineation on Hornblende gneiss
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Foliated Leucodiorite


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Migmatite
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Banded gneiss
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Art and Tanya with boudinage calc-silicate hornfels in gneiss
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Art and Tanya stretching mylonitic gneiss
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Dent de cheval across gneiss and porphyroblastic gneiss contact
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Cliff Hopson and migmatite
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Foliated porphyroblastic granite
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Lineated surfaced on quartz vein
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Kink bands in Vishnu Schist
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Strongly lineated quartzite
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Feldspathic gneiss in roadcut along Hardauger fjord
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Forsterite Marble-zoned skarn-hornblende granite contact, Nash's area
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Zoroaster granite dikes in Vishnu Schist
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Zoroaster granite dikes in Vishnu Schist
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Hornblende gneiss
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Mullions in Pelona Schist
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Migmatite and Cliff Hopson
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Migmatite
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Migmatite cut by pegmatite
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Metamorphic map of the western alps
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Metamorphic roof pendant in Sierra Nevada
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Garnet orthogneiss
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Garnet orthogneiss
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Migmatite gneiss
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Crystal structure in guardrail
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Metamorphic grid, metamorphic facies
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Augen gneiss: k-spar porphyroblasts
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Migmatite
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Agmatite
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Agmatite about one mile upstream from East Fork Guard Station
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Migmatite
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Pelona schist with boudinaged sweat-out pegmatites
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Agmatite--one mile upstream from East Fork Guard Station
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Agmatite--one mile upstream from East Fork Guard Station
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Agmatite--one mile upstream from East Fork Guard Station
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Veined Migmatite--one mile upstream from East Fork Guard Station
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Skarn in Quartz diorite
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Wet weather Quarry
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Wet weather Quarry
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San Gabriel Canyon Road near Crystal Lake
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Feldspathization of Basic rocks
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Migmatite
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Migmatite at Wrightwood on San Andreas Fault
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Folding in Alamo Mountains Movement zone
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Migmatite
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Migmatite
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Isoclinal folds in Migmatite
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Hornblende gneiss cut by aplite
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Thin section: Orthoquartzite AS-46bII--x-nicols, Fiel diameter= 3.4mm, 10/f.8
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Thin section: quartzite AS-130 --cross polars, Fiel diameter= 3.4mm, f.8/ 1/10
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Thin section: quartzite AS-129 bII --cross polars, Field diameter= 3.5mm, f.8/ 1/10
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Thin section: quartzite AS-128 II --cross polars, Field diameter= 3.5mm, f.8/ 1/10
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Thin section: quartzite AS-4a II --cross polars, Field diameter= 3.4mm, f.8/ 1/10
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Thin section: quartzite AS-8a II --cross polars, Field diameter= 3.4mm, f.8/ 1/10
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Shear folds in amphibole schist
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Banded gneiss
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Banded gneiss w/amphibolite sills
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Banded gneiss
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Environments of formation of metamorphic rocks
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Porphyroblastic gneiss
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Blueschist
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Blueschist
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Tsunami cartoon
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Tsumani damage Punaluu, Hawaii
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Tsunami damage Punaluu, Hawaii
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Tsunami Damage in Punaluu
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Tsunami Damage in Punaluu
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1960 Kapoho a-a flow stopped just short of light house at Cape Kumukahi
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untitled
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Tsunami Propagation
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Tsunami "Green Belt" Hilo Bay
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Tsunami Propagation
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Tsunami damage on Punaluu, Hawaii
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Tsunami damage on Punaluu, Hawaii
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Hilo Bay, Hawaii
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Mouth of Wailuku River in Hilo Bay
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Laupahoehoe Point
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Monument to pupils drowned in 1946 Tsunami
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Hilo Bay, Hawaii
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1947 Tsunami Hawaii
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1947 Tsunami Hawaii
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1947 Tsunami Hawaii
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NOAA photo of Hawaii Tsunami
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NOAA photo of Hawaii Tsunami
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NOAA photo of Hawaii Tsunami
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NOAA photo of Hawaii Tsunami
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NOAA photo of Hawaii Tsunami
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NOAA photo of Hawaii Tsunami
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NOAA photo of Hawaii Tsunami
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NOAA photo of Hawaii Tsunami
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NOAA photo of Hawaii Tsunami
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NOAA photo of Hawaii Tsunami
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NOAA photo of Hawaii Tsunami
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NOAA photo of Hawaii Tsunami
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NOAA photo of Hawaii Tsunami
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NOAA photo of Hawaii Tsunami
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NOAA photo of Hawaii Tsunami
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NOAA photo of Hawaii Tsunami
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NOAA photo of Hawaii Tsunami
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NOAA photo of Hawaii Tsunami
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NOAA photo of Hawaii Tsunami
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NOAA photo of Hawaii Tsunami
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