Mine detail: Cobre Loma Mine

Previously called ''

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Location

Lat / long:

31.88985, -109.96316

Resource(M)

Primary:	Zinc, Silver, Copper
Ore:	Bornite, Chalcopyrite, Pyrite, Sphalerite

Production

Operation type:	Unknown
Deposit type:	Contact Metamorphic
Production size:	Small
Development status:	Past Producer

Geology

Host rock:	Bisbee Group
Host type:	Hornfels
Associated type:	Plutonic Rock
Structure:	Contact Between Limy Hornfels And Porphyritic Intrusive East Dipping, Nw Trending Thrust Sheets. Steep Dipping To Overturned Cretaceous Beds, At This Mine, Fault Is Cobra Loma Thrust Fault, And Cretaceous Beds Dip 30-60 Sw In The Area Ne Of Thrust
Alteration processes:	Pyrometasomatic Tactite Zone

References

MRDS	M241057
DEP	10104061
Reference	{Deposit:: KEITH, S B, 1973, ARIZONA BUREAU OF MINES BULLETIN 187, P 68.}{Deposit:: F.X. SOUSA, 1980, M.S. THESIS, UNIV. OF ARIZ.}{Production:: KEITH, 1973, ARIZ BUR OF MINES BULL 187.}
Reporter	Zigler, Jan L., Gest, Don E.