CANADIAN AND WORLD MINERAL DEPOSIT DATABASES
Geological Survey of Canada


Deposit number Country Location Names Commodities
35 United States (Texas) 34.10 N -- 099.31 W Gibbs; Medicine Mounds Cu
 
Database name: World Sediment-Hosted Cu Deposits
Compilers: R. V. Kirkham, J. J. Carriere, A. Rafer, and P. Born
Release date: 2015-01-27
   
Deposit name(s): Gibbs; Medicine Mounds
Political location(s): United States; Province or state: Texas; Nearest community: Medicine Mounds
Deposit clan (type): sediment-hosted copper
Deposit (sub) types: continental redbed; in sandstone lens near top of san angelo formation
Commodities: Cu
Geological ages: Permian (host rocks)
Host rocks: (1) sedimentary; mudstone-sandstone-siltstone
Individual lithologies:sandstone (dark red)
sandstone (grey)
siltstone
mudstone
Host rock stratigraphy:San Angelo Formation, Pease River Group
Qualified comments: (Applies to: miscellaneous comments) in sandstone lens near top of san angelo formation; in 1918 3 tons of hand-sorted ore containing 50% Cu was produced; channel-scour type
References:
Johnson, K. S., 1974
Permian Copper Shales of Southwestern United States
in Gisements Stratiformes et Provinces Cupriferes, Liege 1974, Edited by Bartholomé, P.; de Magnée, I.; Evrard, P.; Moreau, J., Centenaire de la Societe Geologique de Beligique, Societe Geologique de Belgique, 427 p., 2 maps, p. 383 - 393

Smith, G. E., 1974
Depositional Systems, San Angelo Fm (Permian), North Texas - Facies Control of Red-Bed Copper Mineralization
Report of Investigations, Bureau of Economic Geology, University of Texas at Austin, Publication code 80, 74 p.

Stroud, R. B., 1970
Production Potential of Copper Deposits Associated with Permian Red Bed Formations in Texas, Oklahoma and Kansas
Bureau of Mines RI, United States Department of The Interior, Publication code 7422


Generated 2015-01-27 17:18:39 with GQuery -- 3.7 ADO (3.19..3.22 -- 2008-12-16)
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