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Bedding plane porosity in fracture at Cow Creek Limestone

Detailed Description

Bedding plane porosity that developed at the junction between the bedding plane and a fracture within the Cow Creek Limestone (Cow Creek hydrostratigraphic unit) at Hammetts Crossing, Travis County, Texas (photograph by Allan K. Clark, U.S. Geological Survey, February 27, 2018).

U.S. Geological Survey Scientific Investigations Map 3418,


Public Domain.