Mojave Desert, California (Pan)

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

Badlands erosion of lakebeds (pan)

Badlands erosion

desert, panorama

folded ribbon chert (Pan)

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.

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.

anticline, syncline, structural geology, sedimentary

Folded radiolarian (ribbon) chert

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)

Overturned folded radiolarian chert

anticline, syncline, structural geology, sedimentary

Sand Dunes, Mojave Desert, California

Tall dunes cast shadows over the sand

eolian, wind, Ibex, artsy

Sand Dunes, Mojave Desert, California

Clusters of sand dunes keep each other company in a quiet desert.

eolian, wind, Ibex

Sand Dunes, Mojave Desert (vertical).

High desert sand dunes

eolian, wind, Ibex

Mudcracks in playa surface

Mountains surround the parched desert

arid, dry, dessicate, drying

Sand Dune, Mojave Desert (vertical).

Shadowed sand dune

Crest of sand dune, Mojave Desert, California. (Image ID #111121-34)

Folded Gneiss (vertical).

metamorphic, metamorphism, deformed

Folded Gneiss

metamorphic, metamorphism, deformed

Mafic Dikes intruding Limestone

Mafic Dikes cutting through limestone.

intrusion, intrusive, igneous

Tufa Pinnacles at Mono Lake (vetical)

Tufa pinnacles at Mono Lake, California.

sedimentary, chemical, deposition, precipitation

Tufa Towers, Mono Lake, California

sedimentary, chemical, deposition, precipitation

Tufa towers, Mono Lake, California

Lakeside Tufa Towers; a spring deposit of calcium carbonate.

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

Tufa towers, Mono Lake, California

Tufa towers overlooking Mono Lake.

sedimentary, chemical, deposition, precipitation,

Lenticular Clouds over Mono Lake, CA (pan)

Lenticular clouds over Mono Lake

California, troposphere, atmosphere, desert

Roche Moutonee, Yosemite NP, Cal.

Lembert Dome looking over Yosemite National Park in California.

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