Typical Swandyke hornblende gneiss. Summit County, Colorado. circa 1932.
Dates
Date Taken
1932
Summary
Album caption and index card: Typical Swandyke hornblende gneiss. Shows strike and dip of the foliation and pitch of the linear structure in the plane of foliation. The handle of the hammer indicates the linear structure pitching to the right about 60°. Headwaters of the North Fork of Swan River 2 miles southwest of Montezuma. Summit County, Colorado. Notes: Published as figure VIII-A in U.S.Geological Survey. Professional Paper 223. 1950.
Summary
Album caption and index card: Typical Swandyke hornblende gneiss. Shows strike and dip of the foliation and pitch of the linear structure in the plane of foliation. The handle of the hammer indicates the linear structure pitching to the right about 60°. Headwaters of the North Fork of Swan River 2 miles southwest of Montezuma. Summit County, Colorado.
Notes: Published as figure VIII-A in U.S.Geological Survey. Professional Paper 223. 1950.
Available in the U.S. Geological Survey Denver Library Photographic Collection, Lovering, T.S.
Rights
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