34-6-005: hornfels - Pima District - Pima Mine

Details

Specimen Number34-6-005Alternate Number79-3-P-5CommentsQuartz-biotite hornfels within Triassic lithic arenite, north side of pit. Appears gradational with quartz monzonite porphyry. Minor pyrite + chalcopyrite.In Teaching CollectionNoMineral(s)quartzbiotitechloriteepidotepyritechalcopyriteRock NamehornfelsDistrictPimaMinePimaExternal LinkMindatDeposit TypePorphyry CopperThin SectionBox 4, slot 70Geo-Coords^[1]Donated ByUniversity of Wisconsin-Madison Department of GeoscienceReference MaterialACL-109: Thurmond, R.E., and Storms, W.R., 1958, Discovery and Development of the Pima Copper Deposit, Pima Mining Co., Pima County, Arizona, Bur. Mines Inform. Circ. 7822, 19 p.

ACL-113: Thurmond, R.E., Olk, J.F., Komadina, G.A., Journeay, J.A., Spaulding, E.D., and Hernlund, R.W., 1958, PIMA: a three-part story, Min. Eng., p. 453-462.

ACL-121: Langlois, J.D., 1976, Geology of the Cyprus Pima mine, Pima County, Arizona, in Jenney, J.P., and Hauck, H.R., eds., AZ Geol. Soc. Digest Volume XI, Proceedings of the Porphyry Copper Symposium, Tucson, AZ, March 18-20, p. 103-114.

ACL-153: Cooper, J.R., 1960, Some Geologic Features of the Pima Mining District, Pima County, Arizona; U.S. Geol. Surv. Bull. 1112-C, Washington, D.C., 40 p.

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34-6-005: hornfels - Pima District - Pima Mine