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This sample was collected from the Ediacaran Period (ca. 550 Ma) Blueflower Formation in the Mackenzie Mountains of arctic Canada in 1994. The elephant skin is interpreted as the remains of a microbial mat on which, or beneath which, Ediacara organisms lived. This sample was contributed by Dr. Jay Kaufman of the Un...
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- 1
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- 267
- Explore Score
- 26
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Cross-sectional view of subvertical Martinsburg Formation beds (220°, 80° right hand rule).
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- 94
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- 25
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Cross-sectional view of folded Martinsburg Formation beds (XXX°, XX° right hand rule).
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- 144
- Explore Score
- 25
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Tonoloway Limestone exposed in the northeast wall of the "Old Derrick" Quarry, along Rt. 50, near Romney, WV. The quarry's late Silurian-aged peritidal carbonates were laid down in the Tippecanoe sea. Its strata primarily record a tidal flat environment, with conspicuous mudcracks, laminites, stromatolites, and sal...
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- 292
- Explore Score
- 22
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Tonoloway Limestone exposed in the northwest wall of the "Old Derrick" Quarry, along Rt. 50, near Romney, WV. The quarry's late Silurian-aged peritidal carbonates were laid down in the Tippecanoe sea. Its strata primarily record a tidal flat environment, with conspicuous mudcracks, laminites, stromatolites, and sal...
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- 184
- Explore Score
- 22
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View is to the west. Ubehebe Peak is the dark peak on the left, a Jurassic granitoid of the Hunter Mountain Intrusive Suite. The lighter rocks to the right are contact metamorphosed Paleozoic sedimentary rocks of the southernmost Last Chance Range. This is my good friend Greg Roselle's Ph.D. thesis area.
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- 2
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- 1105
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- 2
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Anticline-Syncline pair exposed in the Bear Valley Coal Mine, near Shamokin, Pennsylvania - shot from atop the Whaleback.
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- 2
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- 4698
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- 1
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Erosional remnants of the Upper Cretaceous Smoky Hill Chalk. The approaching thunderstorm provided a great contrast.
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- 4
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- 4524
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- 1
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Panoramic view from Panorama Point, Badlands National Park, about an hour before sunset.
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- 5
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- 3778
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- 1
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Near Stump Cove Beach in Salt Point State Park, Sonoma County, California
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- 3125
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- 1
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