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Precambrian rocks in Black Canyon showing two distinct granitic injections into schists. Black Canyon of the Gunnison National Park, Colorado. 1911.

Dates

Date Taken
1911

Summary

Album caption: Uncompahgre quadrangle, Colorado. Pre-Cambrian rocks in Black Canyon. Showing two distinct granitic injections into schists, representation the older and younger type of granite intrusions. 1/50 sec., 8 stop. 12/14/11. Handwritten notes on album caption: Gunnison Co.

Contacts

Data Owner :
U.S. Geological Survey
Photographer :
Hunter, J.Fred

Attached Files

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hjf00029.jpg thumbnail 2.88 MB image/jpeg

Material Request Instructions

Available in the U.S. Geological Survey Denver Library Photographic Collection, Hunter, J.F. Collection.

Rights

This USGS product is considered to be in the U.S. public domain. For further information on the USGS Information Policies and Instructions, refer to the Copyrights and Credits section on this web page: http://www.usgs.gov/laws/info_policies.html

Additional Information

Identifiers

Type Scheme Key
name photoLibrary hjf00029
number photoLibrary 17831
batch photoLibrary btch576
number_in_book photoLibrary 29

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