Mine detail: Contention Mine

Previously called 'Pump ShaftHead CenterFlora MorrisonContention-Grand CentralYellow Jacket'

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Location

Lat / long:

31.70152, -110.06288

Resource(M)

Primary:	Silver, Lead, Gold
Secondary:	Copper
Discovery year:	1885

Production

Operation type:	Unknown
Production size:	Medium
Development status:	Producer
First production started:	1885

Geology

Host rock:	Bisbee Group
Host type:	Diorite,Limestone
Associated rock:	Schiefflin Grandiorite
Associated type:	Diorite
Structure:	In Tombstone Basin, Northerly Dikes, Ne Fissures, Nw Trending Faults. Contention Dike Is Faulted By Series On Nw Trending Normal Faults
Alteration processes:	Bisbee Liemstone Is Recrystallized

References

MRDS	M800323
DEP	10048228
Reference	{Deposit:: ARIZONA BUREAU OF MINES BULLETIN 187, P. 74.}{Deposit:: ARIZONA BUREAU OF MINES BULLETIN 143, P. 69-71, PL. 6, 8, 10.}{Deposit:: ABGMT-USBM FILE DATA}{Deposit:: NIEMUTH, N.J., 1987, ARIZONA MINERAL DEVELOPMENT 1984-1986: ARIZONA DEPARTMENT OF MINESA ND MINERAL RESOURCES DIRECTORY 29, 46 P.}{Deposit:: ARIZONA DEPARTMENT OF MINES AND MINERAL RESOURCES, 1989, DIRECTORY OF ACTIVE MINES IN ARIZONA, INCORPORATING SAND AND GRAVEL OPERATIONS--1989-90: ARIZONA DEPARTMENT OF MINES AND MINERAL RESOURCES DIRECTORY 36, 14 P.}{Other Database:: CIMRI}{Reserve-Resource:: NIEMUTH, 1987.}
Reporter	Gest, Don E., Orris, Greta J.