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Economic significance of revised age relations of rocks in the Cornucopia mining district, Elko County, Nevada
Robert Roy Coats
1967, Circular 549
Recent geologic work in the Cornucopia mining district, a small silver-gold mining district in northwestern Elko County, Nev., has resulted in significant revision of the geological interpretation. Rocks formerly thought to be premineralization in age, but unmineralized, are now known to be postmineral extrusives, resting unconformably on the altered andesite...