Mine detail: Tyrone Mine

Previously called 'TyroneIncludes A Number of Older Underground Mines: GettysburgCopper GulfRocketNiagraMowhawkSampsonMckinleySt. LouisBostonVirginiaKlondikeValenciaEmerald'

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Location

Lat / long:

32.6404, -108.37284

Resource(B)

Primary:	Copper, Gold, Silver
Secondary:	Zinc, Lead, Fluorine-Fluorite, Gemstone
Tertiary:	Vanadium, Molybdenum, Uranium
Ore:	Bornite, Brochantite, Chalcanthite, Chalcocite, Chalcopyrite, Chrysocolla, Copper, Cuprite, Fluorite, Libethenite, Malachite, Molybdenite, Sphalerite, Tenorite, Torbernite, Turquoise
Gangue:	Hematite, Jarosite, Limonite, Pyrite, Quartz
Discovery year:	1869

Production

Operation type:	Unknown
Production size:	Large
Development status:	Producer
Production years:	1879, 1881-1882, 1902-1912, 1916-1949, 1967-
First production started:	1879
Last production ended:	1981

Geology

Host rock:	Tyrone Stock;Stage I Porphyry;Stage Ii Porphyry;Stage Iii Breccia;Stage Iv Porphyry
Host type:	Tonalite,Diorite,Dacite,Andesite
Structure:	Five Northeast Trending Zones Of Closely Spaced Fractures Are Also Zones Of Higher Grade Ore. Deposit Bounded To Nw By Nne Burro Chief Fault And To S By Ew Racket Virginia Fault.
Tectonic:	Continental Magmatic Arc
Alteration processes:	Alteration Products: Sericite, Quartz, Chlorite, Epidote, Kaolinite. Erratic Argillic Alteration. Pervasive Quartz-Sericite Alteration. Peripheral Propylitic Alteration With Chloritized Biotite, Feldspar Altered To Montmorillonite, And Addition Of Pyrite. Silicification Along Contact Between Eeo Porphyry And Prec Granite.

References

MRDS	D007835
DEP	10012285
Reference	{Deposit:: JONES, F.A., 1904 NEW MEXICO MINES AND MINERALS, THE NEW MEXICAN PRINTING CO., P. 55-57}{Deposit:: LINDGREN, W., GRATON, L.C., AND GORDON, C.H., 1910 USGS PP 68, P. 321-324}{Deposit:: PAIGE, S., 1922 USGS PP 122, 53 PAGES}{Deposit:: GILLERMAN, E., 1952 USGS BULL 973-F, P. 261-289}{Deposit:: KOLESSAR, J., 1982, THE TYRONE COPPER DEPOSITS, GRANT COUNTY, NEW MEXICO, IN TITLEY, S.R., ED., ADVANCES IN GEOLOGY OF THE PORPHYRY COPPER DEPOSITS: TUCSON, UNIV. ARIZONA PRESS, P. 327-333.}{Deposit:: LONG, K.R., 1994, PRODUCTION AND RESERVES OF CORDILLERAN PORPHYRY COPPER DEPOSITS, IN BOLM, J.G., AND PIERCE, F.W., EDS., BOOTPRINTS ALONG THE CORDILLERA: ARIZ. GEOL. SOC. DIGEST 21.}{Deposit:: WILLIAMS, F.E., 1966 USBM IC-8307, P. 64}{Deposit:: HEDLUND, D.C., 1978 USGS MAPS MF-1031, MF-1037, MF-1040, MF-1041}{Deposit:: SIEMERS, W.T., AND AUSTIN, G.S., 1979 NMBMMR RESOURCE MAP 9}{Deposit:: NMBMMR GENERAL FILE DATA}{Deposit:: STEGEN, R.J., 1994, GEOLOGIC TOUR OF THE TYRONE MINE: PHELPS DIDGE MINING CO., UNPUBLISHED REPORT, 6 P.}{Deposit:: FIELD VISIT BY KEITH R. LONG, USGS, 10/1994}{Production:: (1,2) LONG, 1994; (3) STEGEN, 1994.}
Reporter	Menzie, David, Long, Keith R.