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Thin section of a rich oil shale showing several relatively large concretions and an abundance of minute concretions, all of micro granular carbonates; Rio Blanco County, Colorado. 1925

Dates

Date Taken
1925

Summary

Thin section of a rich oil shale showing several relatively large concretions and an abundance of minute concretions, all of micro granular carbonates; enlarged 10 times. Rio Blanco County, Colorado. July 27, 1925. Plate 17-A, U.S. Geological Survey. Professional paper 168. 1931.

Contacts

Data Owner :
U.S. Geological Survey
Photographer :
Bradley, W.H.

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bwh00299.jpg thumbnail 16.8 MB image/jpeg

Rights

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Additional Information

Identifiers

Type Scheme Key
name photoLibrary bwh00299
number photoLibrary 4250
batch photoLibrary btch280
number_in_book photoLibrary 299

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