Mojave Desert, California (Pan)

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Southward views of Amargosa Valley in the vicinity of Eagle Mountain. Eagle Mountain lies just south of Ash Meadows, where the Amargosa River gets its start. Aerial view of Eagle Mountain, a tilted fault block, in the center of the Amargosa Valley. Here, the Amargosa River empties out of a large playa.

playa, evaporite, arid

folded ribbon chert (Pan)

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Folded radiolarian chert contains billions of microscopic fossils from plankton that were most commonly found in nutrient-rich ocean waters. These skeletons of single-celled plankton are called radiolaria.

Panorama of folded beds of Jurassic-Cretaceous age radiolarian chert found in Marin Headlands, California (170326-42)

Folded radiolarian (ribbon) chert

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Overturned anticline and syncline in radiolarian chert.

anticline, syncline, structural geology, sedimentary Marin Headlands, California. Photo is 2 meters across. (Image ID # 111205-12)

Folded radiolarian chert (Vertical)

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Overturned folded radiolarian chert

anticline, syncline, structural geology, sedimentary

Folded Gneiss (vertical).

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metamorphic, metamorphism, deformed

Folded Gneiss

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metamorphic, metamorphism, deformed

Tufa Pinnacles at Mono Lake (vetical)

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Tufa pinnacles at Mono Lake, California.

sedimentary, chemical, deposition, precipitation

Tufa Towers, Mono Lake, California

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sedimentary, chemical, deposition, precipitation

Tufa towers, Mono Lake, California

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Lakeside Tufa Towers; a spring deposit of calcium carbonate.

sedimentary, chemical, deposition, precipitation, Sierra Nevada, mountains

Tufa towers, Mono Lake, California

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Tufa towers overlooking Mono Lake.

sedimentary, chemical, deposition, precipitation,

Lenticular Clouds over Mono Lake, CA (pan)

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Lenticular clouds over Mono Lake

California, troposphere, atmosphere, desert

Roche Moutonee, Yosemite NP, Cal.

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Lembert Dome looking over Yosemite National Park in California.

Pleistocene, glacier, glaciation, Lambert, granite, granodiorite, national park, California