callanbentley

Public Images

• Sedimentary deposit for students to interpret
• Nautiloid in Mahantango Formation
• Fossil example 2 in outcrop from Unit F
• Cross beds in komatiitic ash deposits
• Sample unconformity for testing
• Mahantango Formation showing trace fossils, Fort Valley Road, Virginia
• Structure 3
• Structure 21
• Fossil example 3, sample 1, from Unit D
• Martinsburg Formation, Millner Road (near Deer Rapids Road), Shenandoah County, Virginia
• Eurypterid
• Relative dating example 11
• Graded bedding and dessication cracks in Tonoloway Formation limestone
• Structure 4
• Relative dating example 18
• Relative dating example 9
• Devonian Hampshire, Latest Devonian Spechty Kopf, and lower Mississippian Rockwell formations roadcut on Corridor H, West Virginia
• Dismembered, Folded Sandstone ("Ploudin") from Corridor H, WV, Plane Polars
• Veach Gap Anticline 2
• Blue Ridge and Massanutten Mountain from Little Crease Mountain
• Seismicity of the Earth 1900–2018
• PLATE BOUNDARY MAP
• Structure 18
• Topographic maps for the topographic maps lab
• Fossil example 2 from Unit G
• Dropstone in Ghaub Formation, Namibia
• Geologic map of the Grand Canyon, Arizona
• Relative dating example 25
• Graded bed in Martinsburg Formation
• Unknown structure for students to identify
• Fossil example 1 from Unit B
• Parallel Roads of Glen Roy, Scotland
• Unknown rock for lab exam
• Fossil example 1 (two samples) from Unit F
• Map for students to interpret
• Relative dating example 6
• Stromatolites, Helena Formation, near Crypt Lake, Waterton Lakes National Park, Alberta
• Fossils in the Martinsburg Formation
• Geologic map of the Roberts Mountain quadrangle, Montana
• Chesapecten nefrens
• Fossil example 1, outcrop 2, from Unit H
• Kaap Valley Pluton exposed along Queens River, Barberton Greenstone Belt, South Africa
• Primary sedimentary structure for quiz
• Mystery fossil for students to identify
• Fossil example 1, sample 3, from Unit G
• Sedimentary deposit for students to identify and intepret
• Lab exam unknown
• Weasel Collar Glacier, Glacier National Park, Montana
• Topographic maps for the Running Water lab
• Diamictite
• Crossbedded Fine Sandstone
• Dewatering structure (?)
• Structure 9
• Trilobite, Devonian of Morocco
• Relative dating example 27
• Devonian Hampshire, Latest Devonian Spechty Kopf, and lower Mississippian Rockwell formations roadcut on Corridor H, West Virginia
• Geologic map of White Gate quadrangle, Virginia
• Relative dating example 17
• Relative dating sample 2
• Relative dating example 26
• Geologic map of Williamsburg, VA, and surrounding areas
• EARTHQUAKES
• Geologic map of the Lemmon area, North and South Dakota
• Structure 17
• Ostracodes in Tonoloway Formation Limestone
• Ammonite
• Channels in the Hampshire Formation
• Structure 13
• South Fort Valley Antiform
• Fossil example 2, outcrop 1, from Unit D
• "This Dynamic Planet"
• Buzzard Rocks
• Gastropod-bearing agate ("Turitella agate") of the Green River Formation, Wyoming
• Angular Unconformity, west of El Paso, Texas
• Mudcracks at Höfn, Iceland
• Mystery location
• Tonoloway Formation, folded as part of Patterson Creek Mountain Anticline, Corridor H, West Virginia
• Map 2
• Relative dating example 28
• Blue Hole, Passage Creek, George Washington National Forest, Virginia
• Highland County, VA Mafic Intrusion
• Harpers Formation, Harpers Ferry, West Virginia
• Sedimentary rock 6
• An outcrop for Professor Barth's students to examine and interpret
• Relative dating example 24
• Massanutten Sandstone
• Microbially-induced sedimentary structures, sandstone, Barberton Greenstone Belt, South Africa
• Precambrian-Aged Castle Danger Amygdaloidal Basalt, Crossed Polars
• Rock sample 2 (Glaciers lab)
• Sample 5
• Mylonite, North-West Highlands, Scotland
• Lower Martinsburg Formation outcrop at Funk Road and Route 11, south of Strasburg, Virginia
• Cleavage refraction in Konnarock Formation
• Komatiite, Barberton Greenstone Belt
• Unknown rock for lab practical
• Structure 16
• Quiz cobble
• Outcrop for students to identify and interpret.
• Massanutten sandstone slab with trace fossils (annotations only)
• Way-up structure for quiz
• Structure 14
• Precambrian-Aged Castle Danger Amygdaloidal Basalt, Plane Polars
• Topographic maps lab maps
• Relative dating example 15
• Massanutten Sandstone
• Travertine-Tumbling Run
• Outcrop for students to identify and interpret
• Blueschist
• Test question 22
• Soudan Banded Iron Formation by A. Hochstaedter
• Structure 27
• Duplex structure east of Swift Dam, Montana
• Structure 29
• Unknown rock for students to identify
• Structure 12
• Unknown outcrop for Lab exam
• TOPOGRAPHY
• Latest Devonian Spechty Kopf formation roadcut on Corridor H, West Virginia
• Outcrop at the intersection of Fort Valley Road and Ramsey Road, Fort Valley, Virginia
• Massanutten sandstone slab with trace fossils
• Geologic map of Utah
• Relative dating example 35
• Cribratina
• Rock unknown for lab exam
• Massanutten sandstone slab with trace fossils
• Way-up structure unknown for quiz
• Unknown rock sample
• Torridonian Group, North-West Highlands, Scotland
• Stromatolites in Helena (Siyeh) Formation Limstone from Alberta, Canada
• Helen Lake Stromatolite 4
• Convolute Bedding in Millboro Formation Sandstone
• S2 meteorite impact tsunami deposit, Barberton Greenstone Belt
• Outcrop for students to evaluate
• Normal Fault in Chalk (Detail)
• Accretionary lapilli, Msauli Chert, Barberton Greenstone Belt, South Africa
• Structure 19
• Relative dating example 40
• Fossil beetle
• Spechty Kopf Diamictite, Crossed Polars
• Sample for students to evaluate
• Carbonized fossil crane fly (Diptera, Tipulidae)
• Buck Reef Chert
• Rock observation, description, and interpretation: Sample 3
• Igneous rock I.5
• Relative dating example 31
• Igneous rock I.3
• Structure 26
• Relative dating example 32
• Bedrock geologic map of part of the northern disturbed belt, Lewis and Clark, Teton, Pondera, Glacier, Flathead, Cascade, and Powell Counties, Montana
• Relative dating example 28
• Mystery fossil for students to identify
• Veach Gap Anticline 1
• Tumbling Run
• Geological contact for students to identify and interpret
• S-C fabric in sheared granodiorite
• Relative dating example 39
• Structure 11
• Relative dating example 10
• Location 2, Glacier National Park, Montana
• Location 1, Glacier National Park, Montana
• Geologic map of the Sun River Canyon area, Montana
• Little A Glacier and Boundary Glacier, near Icefield Centre, Icefields Parkway, Jasper National Park, Alberta
• Mineral unknown
• Geologic map of Townsend, Montana
• Graptolite fossils in the Martinsburg Formation
• Hampshire Formation
• Striations in Eldon Formation, exposed near Athabasca Glacier.
• Geologic map of Glacier National Park, Montana (Whipple, 1992)
• Microbially-induced sedimentary structures, sandstone, Barberton Greenstone Belt, South Africa
• Stutfield Glacier, Jasper National Park, Alberta, Canada
• Unknown sample for lab exam
• Chancellor Group slate, Yoho National Park, British Columbia, Canada
• Mystery fossil for students to identify and interpret
• Relative dating example 33
• Archean rock outcrop 3
• Tennessee Valley Beach Sediments
• Fossil example 1 in sediment sample from Unit E
• Martinsburg Formation, Millner Road and Bethel Road, Shenandoah County, Virginia
• Cross-bedding in Massanutten Sandstone
• Unknown for analysis
• Seismicity of the Earth 1900–2018
• Archean rock sample 2
• Structure 30
• Contact between New Market Formation (lower unit) and overlying Lincolnshire Formation (upper unit), near Staunton, Virginia
• Outcrop for students to interpret
• Sample unconformity for quiz
• Relative dating outcrop 1
• Chesapecten jeffersonius
• Geologic map of Hawaii
• Geologic map of Arkansas
• Anticline in Veach Gap
• Ooids
• Trilobite: Elrathia kingi
• Structure 2
• Bow Falls Tool Marks
• Anticline in Veach Gap
• Relative dating example 14
• Helderberg limestones, Fort Valley Road, Virginia
• Ammonite Showing Ammonitic Sutures
• Structure 10
• SharkBay, Western Australia
• Relative dating example 3
• Mystery fossil for students to identify and interpret
• Crane fly
• Pyritized plant tissue from the Spechty Kopf Diamictite
• Leesburg Conglomerate
• Fossil example 1, sample 2, from Unit G
• Zoophycos
• Structure 24
• Relative dating example 21
• Structure 23
• Beartooth Highway
• Igneous outcrop I.11
• Disconformity between Tensleep Fm and Goose Egg Fm
• Relative dating example 36
• Beartooth Highway
• Looking south from Waterton
• Mystery fossil for students to identify
• Fossil example 1 from Unit D
• "Baker outcrop"
• Canyon Diablo meteorite
• Geologic map of North America
• Dismembered, Folded Sandstone ("Ploudin") from Corridor H, WV, Crossed Polars
• Relative dating example 4
• Igneous rock I.6
• Fossil example 1 in outcrop from Unit E
• Strained trilobite
• "Baker outcrop," upper portion
• Fossil example 2, outcrop 2, from Unit D
• Zoophycos trace fossils in Mahantango Formation
• Structure 22
• Mineral unknown "R"
• Outcrop for students to evaluate
• Mineral in a metamorphic rock
• Mahantango Formation
• Sample 3
• Fluvial and lahar deposits at Cold Springs, California
• Rock observation, description, and interpretation: Sample 2
• Structure 7
• Structure 8
• Dismembered, Folded Sandstone ("Ploudin") from Corridor H, WV, Plane Polars
• Neoarchean Pillow Basalts (by Ron Schott)
• Relative dating example 16
• Conococheague Formation exposed near Mulberry Run, Virginia
• Mistaken Point
• Mahantango Formation Oolite with Intraclast
• Mudchip rip-up clasts in argillite of varying oxidation states and quartzite of the Grinnell Formation
• Geologic map of Pennsylvania
• Grudaidh Formation (Durness Group) w/ vogesite sills and faults
• Banded iron formation, Barberton Greenstone Belt, South Africa
• Knightia, fossil fish from the Eocene
• Relative dating example 7
• Relative dating example 22
• Relative dating example 8
• Fossil example 1, outcrop 1, from Unit H
• Relative dating example 13
• Till
• Graptolites
• Fossil Snails in Reynolds Limestone
• Witvlei Group Stromatolites
• Archean rock sample 1
• Rock sample 1 (Glaciers lab)
• Skolithos-bearing block of quartz sandstone (Antietam Formation)
• Geologic map of the Williamsville, Virginia quadrangle
• unknown structure for students to identify
• Carbla Beach, Shark Bay, Western Australia
• Sample to evaluate: sedimentary or metamorphic?
• Barite horizon, Mapepe Formation of the Fig Tree Group
• Relative dating example 34
• Peyto Lake, Banff National Park, Alberta, Canada
• Igneous rock I.4
• Mudcracks
• Tiny dropstone in Rockwell Diamictite
• Unknown sample for students to identify and evaluate
• Relative dating example 37
• Structure 1
• Cruziana
• Glacier on Mt. Stephen
• Mystery fossil for students to identify
• Giant's Causeway, Northern Ireland
• Archean rock outcrop 4
• Geologic map of Arizona
• Spechty Kopf Diamictite, Crossed Polars
• Parallel Roads of Glen Roy, Scotland
• Structure 6
• Primary sedimentary structure for quiz
• Structure 20
• Spechty Kopf Diamictite, Plane Polars
• Relative dating example 19
• Pteridinium
• Conococheague Formation at Mulberry Run, showing stromatolites
• Graded bedding and dessication cracks in Tonoloway Formation limestone
• Relative dating example 23
• Geological map of New Mexico
• Athabasca Glacier
• Geologic Map of Leadville, CO and vicinity
• Graded bed in Martinsburg Formation
• Massanutten Sandstone Bedding Plane Surface - Woodstock Tower, VA
• Structure 5
• Conophyton
• Fossil example 3, outcrop 1, from Unit D
• Igneous rock I.8
• Rising Wolf Mountain, Two Medicine Valley, Glacier National Park, Montana
• Spechty Kopf Diamictite, Plane Polars
• Hallett Cove, South Australia: Permian glacial striations
• Spechty Kopf Diamictite, West Virginia
• Sedimentary deposit for students to interpret
• Sample to evaluate: sedimentary or metamorphic?
• Unknown rock for lab exam
• Lava pillows
• Looking south from Waterton
• Laminated Spechty Kopf Diamictite
• Lab exam unknown
• Relative dating example 30
• Shell-rich Horizon in Mahantango Formation
• Example outcrop
• Igneous outcrop I.10
• Deformed Lynchburg Group, Riveredge Park, Madison Heights, VA
• VOLCANOLOGY
• Microbially induced sedimentary structures, Barberton
• Chancellor Group slate, Yoho National Park, British Columbia, Canada
• Graded bed in Martinsburg Formation
• Deep Creek Valley
• Sample 4
• LiDAR map of glaciated terrain in Scandinavia
• Topographic maps for the glaciers lab
• Helderberg limestone
• Massanutten sandstone slab with trace fossils (annotations only)
• Trezona Formation Stromatolites
• Fossil example 2 from Unit A
• Sample 1
• AGE OF THE SEAFLOOR
• Fossil example 3 from Unit F
• Outcrop for students to interpret
• Fossil example 1 from Unit A
• Blueschist-grade folded metachert+shale
• Sulphur Springs quadrangle, Florida topographic map
• Spechty Kopf Diamictite, exposed on Corridor H, West Virginia (second berm)
• Structure 15
• Fossil example 1 from Unit C
• The Kings Squash (Detail)
• Turitella gastropod fossils in limestone of the Buda Formation, Cristo Rey, Texas
• Relative dating example 12
• Warm-up 1
• Relative dating example 20
• Rock observation, description, and interpretation: Sample 1
• Diamictite from Storeelv Formation, Greenland
• Fusulinids
• Outcrop for students to evaluate.
• S3 spherulite, Fig Tree Group, Barberton Greenstone Belt
• Topo Maps for Topo Maps Lab
• Test geologic map
• Ghaub Formation diamictite with Snowball Earth glacial dropstones
• Fossil example 1, sample 1, from Unit G
• Lava Lake, Montana
• Relative dating example 29
• Structure 25
• Dismembered, Folded Sandstone ("Ploudin") from Corridor H, WV, Crossed Polars
• Massanutten Formation
• Red Hole, Passage Creek, George Washington National Forest, Virginia (#1 of 2)
• Relative dating example 5
• Buzzard Rocks
• Trimmers Rock, PA: Bouma sequences
• Structure 28
• Mahantango Formation, showing Zoophycos trace fossils
• Mahantango Formation, showing carbonate nodules
• Mystery contact to interpret

Public Collections

• Spechty Kopf Diamictite
• Glacier National Park & surrounding areas