Mine detail: Silver Reef Mine

Previously called 'HornsilverSilver Nugget MineLead Boulder MineGreenhorn MineSantiagoChollaHorn Silver Mine'

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Location

Lat / long:

32.66816, -111.81821

Resource(M)

Primary:	Silver
Secondary:	Lead, Copper, Gold, Silica
Tertiary:	Molybdenum
Ore:	Argentite, Chrysocolla, Galena, Silver, Wulfenite
Gangue:	Limonite, Quartz
Orebody form:	LENSES
Discovery year:	1885

Production

Operation type:	Unknown
Production size:	Small
Development status:	Past Producer
First production started:	1905
Last production ended:	1955

Geology

Host type:	Granite
Associated rock:	Oracle Granite Of Peterson;Vesicular Andesite
Associated type:	Volcanic Rock (Aphanitic),Andesite
Structure:	E-W Striking Fault With Minor Nw Striking Faults, E-W Fracture Zone With Minor Nw Striking Faults, Mf-934 Maps E-W, Mineralized Zone, Mainly In Oracle Granite, With Some Adjacent Tertiary Andesite

References

MRDS	M241169
DEP	10046277
Reference	{Deposit:: ABGMT-USBM FILE DATA}{Deposit:: ADMR FILE DATA}{Deposit:: BLM DISTRICT SHEET 561}{Deposit:: USGS. MF-934}{Deposit:: PHILLIPS, K.A., 1987, ARIZONA INDUSTRIAL MINERALS: ARIZONA DEPARTMENT OF MINES AND MINERAL RESOURCES MINERAL REPORT 4, 185 P.}{Other Database:: CIMRI}
Reporter	Roth, Frances A. (Gest, Don E.), Orris, Greta J.