shale Pictures Search Results 141 to 150 of 272
IMG 4110E.jpg
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Castle Mountain
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September 20, 2015
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Hugging the Shale...and Shade
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Disconformity between massive Coconino Sandstone and thinner bedded Hermit Shale, Grand Canyon National Park, AZ
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Sairocaris centurion, 145 mm. Heath Shale Formation. Bear Gulch Limestone. Bear Gulch, Fergus County, Montana, USA.
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Turtle shale
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Untitled 6.jpg
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CTC #4 passes Southern 1007 at General Shale
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