Mine detail: Southern Cross Mine

Previously called 'Red NellCableGeorge Town'

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Location

Lat / long:

46.20917, -113.23306

Resource(M)

Primary:	Silver, Gold
Secondary:	Copper
Tertiary:	Arsenic, Bismuth
Ore:	Argentite, Chalcopyrite, Chrysocolla, Malachite, Tennantite, Gold, Azurite
Gangue:	Calcite, Hematite, Limonite, Magnetite, Pyrrhotite, Quartz
Orebody form:	IRREGULAR AND COMPLEX, Tabular
Discovery year:	1866

Production

Operation type:	Surface-Underground
Deposit type:	Polymetallic veins
Production size:	Small
Development status:	Past Producer
First production started:	1872
Last production ended:	1942

Geology

Host rock:	Hasmark Formation
Host type:	Limestone
Structure:	Philipsburg Batholith, Cable Stock
Tectonic:	Cordilleran Miogeosyncline
Alteration processes:	Ferruginous And Oxidized

References

MRDS	W007461
DEP	10069779
Reference	{Deposit:: MBMG BULL 84, P. 34, 35, 37.}{Deposit:: USGS PP 74, P. 231-34.}{Deposit:: MBMG MEM 31, P. 21.}{Deposit:: USGS-USBM MINERAL YEARBOOKS 1905-1942.}{Deposit:: 1906 GEOLMAP EMMONS AND CALKINS}{Deposit:: GEOLMAP MBMG EARLL}
Reporter	Mlynarczyk, Meg S., Wise, Kristine K. (Elliott, James E.)