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 |
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