Mine detail: Mark Twain Mine

Previously called ''

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Location

Lat / long:

34.42255, -112.47797

Resource(M)

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

Production

Operation type:	Unknown
Deposit type:	Vein
Production size:	Small
Development status:	Producer
First production started:	1906
Last production ended:	1949

Geology

Host type:	Slate,Amphibolite,Rhyolite
Associated type:	Meta-Basalt,Rhyolite
Structure:	Foliation In Precambrian Rocks Trends N10e To N10w, Dikes And Veins Parallel Foliation
Alteration processes:	None

References

MRDS	M800362
DEP	10048248
Reference	{Deposit:: USBM-ABGMT FILE DATA}{Deposit:: ABGMT CLIPPINGS FILE DATA}{Deposit:: U.S.G.S. BULL 782, P. 118}{Deposit:: YAVAPAI MAGAZINE, 1918, VOL VI, NO 5, P. 4-5}{Deposit:: YAVAPAI MAGAZINE, 1921, VOL IX, NO 6, P. 10}{Deposit:: USGS GQ MAP GQ-997}
Reporter	Laraba, Peter (Dewitt, Ed)