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Photo of the Day (POTD): March 6, 2019

Kane Gulch, San Juan County.
Photo by Andy Cvar.

Corrugated, conchoidal fracture pattern in blocks of Cedar Mesa Sandstone. The sandstone was deposited during the Early Permian in a trade-wind-blown sand sea.

Corrugated, conchoidal fracture pattern in blocks of Cedar Mesa Sandstone. The sandstone was deposited during the Early Permian in a trade-wind-blown sand sea.

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