Mine detail: Bwana Ore Body

Previously called 'Bwana Mine'

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Location

Lat / long:

38.45302, -113.07386

Resource(M)

Primary:	Copper
Tertiary:	Tungsten
Ore:	Bornite, Brochantite, Chalcopyrite, Chrysocolla, Grossularite, Muscovite, Powellite, Scheelite, Tenorite
Gangue:	Diopside, Gypsum, Idocrase, Magnetite
Orebody form:	IRREGULAR-VEINS
Discovery year:	1960

Production

Operation type:	Unknown
Production size:	Small
Development status:	Past Producer
First production started:	1962

Geology

Host rock:	Toroweap Formation
Host type:	Dolomite
Associated type:	Quartz Monzonite
Structure:	Basin And Range, Assymetric North Plunging Anticline (Rocky Range)
Tectonic:	Paleozoic Miogeosyncline
Alteration processes:	Bleached, Marbleized, Skarn

References

MRDS	D005834
DEP	10101625
Reference	{Deposit:: UTAH GEOLOGICAL ASSOCIATION, 1973 GEOLOGY OF THE MILFORD AREA PUBLICATION NO 3}{Deposit:: WHELAN, J.A., THE ROCKY MINING DISTRICT, IN PRESS, UTAH GEOLOGICAL AND MINERAL SURVEY.}{Production:: EVERTS, M L, 1979, ON-SITE INVESTIGATION: UTAH GEOLOGICAL AND MINERAL SURVEY}
Reporter	Everts, Michael L.