Typical weathered surface of Bighorn limestone, shows projecting reticulations due to silica. Sheridan County, Wyoming. August 1897.
Dates
Date Taken
1897
Summary
Typical weathered surface of Bighorn limestone, shows projecting reticulations due to silica. The space represented is about 4 x 5 feet. Sheridan County, Wyoming. August 1897. Plate 11-B in U.S. Geological Survey. Professional paper 51. 1906.
Summary
Typical weathered surface of Bighorn limestone, shows projecting reticulations due to silica. The space represented is about 4 x 5 feet. Sheridan County, Wyoming. August 1897. Plate 11-B in U.S. Geological Survey. Professional paper 51. 1906.
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