Mine detail: Columbia Mine

Previously called ''

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Location

Lat / long:

32.26983, -111.14875

Resource(M)

Primary:	Copper
Secondary:	Silver
Ore:	Copper
Orebody form:	IRREGULAR POD

Production

Operation type:	Unknown
Production size:	Small
Development status:	Producer
First production started:	1907
Last production ended:	1954

Geology

Host type:	Arkose
Associated type:	Quartz Monzonite,Plutonic Rock
Alteration processes:	Pyrite Gossan

References

MRDS	M050934
DEP	10039853
Reference	{Deposit:: KEITH, S. B., 1974 , INDEX OF MINING PROPERTIES IN PIMA COUNTY, ARIZONA: ARIZONA BUREAU OF MINES BULLETIN 189 , P. 84 .}{Deposit:: ASHLEY, R. P., 1974 , FIELD EXAMINATION, UNPUBLISHED.}{Production:: ABM BULLETIN 189 , P. 84 .}
Reporter	Johnson, Kris H. (Creasey, S.C.)