Mine detail: Seventy-Nine Mine

Previously called '79 Mine'

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Location

Lat / long:

33.06509, -110.81458

Resource(B)

Primary:	Lead, Zinc, Copper
Secondary:	Silver, Semiprecious Gemstone, Gold
Tertiary:	Molybdenum, Antimony, Vanadium, Iron
Ore:	Anglesite, Aurichalcite, Brochantite, Chalcopyrite, Chrysocolla, Covellite, Galena, Hemimorphite, Malachite, Molybdenite, Pyrite, Rosasite, Sphalerite, Wulfenite
Gangue:	Calcite, Dolomite, Goethite, Gypsum, Hematite, Jarosite, Limonite, Manganite, Psilomelane, Quartz, Wad
Orebody form:	TABULAR
Discovery year:	1879

Production

Operation type:	Unknown
Production size:	Small
Development status:	Producer
First production started:	1920
Last production ended:	1962

Geology

Host rock:	Naco Limestone;
Host type:	Limestone,Rhyolite
Associated type:	Diorite,Rhyolite
Structure:	High Angle Faults Trending N60-70e, N-S Faults
Alteration processes:	Gossan Above Orebody, Deep Oxidation,

References

MRDS	M000500
DEP	10026845
Reference	{Deposit:: WILSON, E.D., 1951, DRAGOON MOUNTAINS, IN ARIZONA LEAD AND ZINC DEPOSITS, PART II: ARIZONA BUREAU OF MINES BULL 158, P. 10-29.}{Deposit:: ELSING, M.J., AND HEINEMAN, R.E.S., 1936, ARIZONA METAL PRODUCTION: ARIZONA BUREAU OF MINES BULL 140, 112 P.}{Deposit:: KIERSCH, 1949, ECON GEOLOGY, V. 44, NO. 1, P. 24.}{Deposit:: KEITH, 1972, MINERAL. RECORD, V. 3, NO. 6, P. 247-264.}{Deposit:: ABGMT-USBM FILE DATA.}{Deposit:: ADMR FILE DATA.}{Deposit:: ROSS, C.P., 1925, USGS BULL. 771, P. 68.}{Deposit:: NIEMUTH, N.J., 1987, ARIZONA MINERAL DEVELOPMENT 1984-1986: ARIZONA DEPARTMENT OF MINES AND MINERAL RESOURCES DIRECTORY 29, 46 P.}{Deposit:: BLAIR, GERRY, 1992, THE ROCKHOUN * GUIDE TO ARIZONA: HELENA, MONTANA, FALCON PRESS, 165 P.}{Deposit:: SAWYER, M.B., GURMENDI, A.C., DALEY, M.R., AND HOWELL, S.B., 1992, PRINCIPAL DEPOSITS OF STRATEGIC AND CRITICAL MINERALS IN ARIZONA: U.S. BUREAU OF MINES SPECIAL PUBLICATION, 334 P.}{Production:: ARIZONA BUREAU OF GEOLOGY FILE DATA; EASTLICK, 1968}
Reporter	Peterson, Jocelyn A., Orris, Greta J.