Mine detail: Last Chance Mine

Previously called 'IndependenceLast Chance Vein'

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Location

Lat / long:

34.15699, -112.72436

Resource(M)

Primary:	Gold
Secondary:	Silver, Copper
Ore:	Gold
Gangue:	Quartz
Orebody form:	TABULAR

Production

Operation type:	Unknown
Deposit type:	Vein
Production size:	Small
Development status:	Producer
First production started:	1913
Last production ended:	1938

Geology

Host type:	Diorite,Andesite
Structure:	Foliation In Precambrian Metamorphic Rocks Trends N10e To N25e; Granitic Rocks Unfoliated, Veins Parallel Mafic Dikes Which Trend Northeast And Dip At Low Angles, Usually Less Than 40 Degrees
Alteration processes:	Minor Sericite Along Vein Walls

References

MRDS	M800359
DEP	10048246
Reference	{Deposit:: USBM-ABGMT FILE DATA}{Deposit:: MILS LOCATION DATA}
Reporter	Dewitt, Ed H.