Keystone mine NW 1/4 sec. 30, T. 24 S. R. 58 E. The slopes back of the mine are made up of thin bedded dolomite of the Goodsprings formation. Clark County, Nevada. Circa 1921.
Dates
Date Taken
1921
Summary
Keystone mine NW 1/4 sec. 30, T. 24 S. R. 58 E. The slopes back of the mine are made up of thin bedded dolomite of the Goodsprings formation. Clark County, Nevada. Circa 1921. Plate 31-A in U.S. Geological Survey. Professional paper 162. 1931.
Summary
Keystone mine NW 1/4 sec. 30, T. 24 S. R. 58 E. The slopes back of the mine are made up of thin bedded dolomite of the Goodsprings formation. Clark County, Nevada. Circa 1921. Plate 31-A in U.S. Geological Survey. Professional paper 162. 1931.
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