Arkose orebody

Deposit with commodities copper, molybdenum, silver, zinc, rhenium

More information at and near this site: Re-AZ00026

About this location

Feature ID Re-Mo00311
Geographic coordinates -111.039557, 31.888884
Point definition Center of orebody
Reference Barter and Kelly (1982); Figure 20.2
Date: 1982; Scale: Large (>1:24,000)

Geologic information

Commodities copper; molybdenum; silver; zinc; rhenium (1)
Valuable materials chalcopyrite; bornite; chalcocite; molybdenite; tetrahedrite; matildite; chrysocolla; tenorite; cuprite; native copper; azurite; malachite; medmontite; limonite; hematite; goethite; pyrolusite; wulfenite; powellite; ferrimolybdite; covellite
Associated materials pyrite; sphalerite; pyrrhotite; magnetite; quartz; galena; wollastonite; montmorillonite; idocrase; garnet; diopside; calcite; fluorite; scheelite
Mineralization style vein
Age of mineralization Mid-Tertiary
Host rock age Late Creatceous
Host unit name Angelica Arkose
Host lithologies arkose; siltstone; conglomerate
Alteration biotitization
Reference Barter, C.F., and Kelly, J.L., 1982, Geology of the Twin Buttes Mineral Deposit in Titley, S.R., ed., 1982, Advances in geology of the porphyry copper deposits, southwestern North America: Tucson, University of Arizona Press, p. 407-432.
Additional references (1) John and Taylor (2016)

Descriptions from sources

Geology

“The Arkose orebody extends about 1,900 ft. (579 m) northwest of the East End fault on the southwest side of the central intrusive complex. It is principally confined to the Late Cretaceous Angelica Arkose.”

Barter, C.F., and Kelly, J.L., 1982, Geology of the Twin Buttes Mineral Deposit in Titley, S.R., ed., 1982, Advances in geology of the porphyry copper deposits, southwestern North America: Tucson, University of Arizona Press, p. 407-432.

Deposit models and geoenvironmental models

Type Model Reference
Deposit model Porphyry Cu-Mo John, D.A., and Taylor, R.D., 2016, By-Products of Porphyry Copper and Molybdenum Deposits in Verplanck, P.L., and Hitzman, M.W., (eds), 2016, Rare Earth and Critical Elements in Ore Deposits: Society of Economic Geologists, Inc., Reviews in Economic Geology, Volume 18, p. 137-164.
Geoenvironmental model Porphyry Cu du Bray, E.A., 1995, ed., Preliminary compilation of descriptive geoenvironmental mineral deposit models: U.S. Geological Survey Open-File Report 95-831, 272 p.

Geographic context based on the point coordinates