Mine detail: Johnson Mine

Previously called ''

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Location

Lat / long:

34.18033, -112.70242

Resource(M)

Primary:	Gold
Secondary:	Silver, Copper, Lead
Tertiary:	Zinc
Ore:	Chalcopyrite, Galena, Gold, Sphalerite
Gangue:	Pyrite, Quartz
Orebody form:	TABULAR

Production

Operation type:	Unknown
Deposit type:	Vein
Production size:	Small
Development status:	Producer
First production started:	1936
Last production ended:	1943

Geology

Host type:	Diorite,Andesite
Associated type:	Diorite,Andesite
Structure:	Foliation In Precambrian Metamorphic Rocks Trends N 10 E To N 25 E; Granitic Rocks Unfoliated, Veins Parallel Mafic Dikes Which Trend Northeast And Dip At Low Angles, Usually Less Than 40 Degree
Alteration processes:	Minor Sericite Along Vein Walls

References

MRDS	M800227
DEP	10109850
Reference	{Deposit:: USBM I.C. 6991, P. 29-33}{Deposit:: AZ DEPT MIN RESOURCES FILE DATA}{Deposit:: ABGMT CLIPPINGS FILE}{Deposit:: USBM-ABGMT FILE DATA}
Reporter	Roth, Frances A. (Dewitt, Ed)