Typical exposure of coal bearing rocks east of Paonia, showing the lower three members of the Mesaverde formation. Delta County, Colorado. 1907.
Dates
Date Taken
1907
Summary
Typical exposure of coal bearing rocks east of Paonia, showing the lower three members of the Mesaverde formation, the Rollins sandstone, the Bowie shale, which here contains seven beds of coal, the Paonia shale, containing three beds of coal. The basal sandstone is about 200 feet thick. Delta County, Colorado. 1907. Plate 7-B in U.S. Geological Survey. Bulletin 510. 1912.
Summary
Typical exposure of coal bearing rocks east of Paonia, showing the lower three members of the Mesaverde formation, the Rollins sandstone, the Bowie shale, which here contains seven beds of coal, the Paonia shale, containing three beds of coal. The basal sandstone is about 200 feet thick. Delta County, Colorado. 1907. Plate 7-B in U.S. Geological Survey. Bulletin 510. 1912.
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