Mine detail: Butte Highlands Mine

Previously called 'TiltonHighlandNevin HillOnly ChanceMurphy'

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Location

Lat / long:

45.79712, -112.50921

Resource(M)

Primary:	Gold
Secondary:	Silver
Tertiary:	Copper, Lead, Zinc
Ore:	Chalcopyrite, Galena, Pyrrhotite, Sphalerite
Gangue:	Quartz
Orebody form:	BLANKET
Discovery year:	1866

Production

Operation type:	Underground
Deposit type:	Skarn Au
Production size:	Yes
Development status:	Past Producer
First production started:	1867

Geology

Host rock:	Park;Meagher Formation, Dolomitic Limestone;Wolsey Formation, Shale, Minor Quartzite
Host type:	Dolomite
Associated rock:	Boulder Batholith, Butte Quartz Monzonite;Diorite (Gabbro) Batholith Satellite Pluton;Fish Creek Pluton, Granodiorite
Associated type:	Diorite
Structure:	Boulder Batholith, Steeply Nw-Plunging Anticline, Mother Lode Fault, Diorite (Gabbro) Intrusion, Parent Fault
Tectonic:	Cordilleran Miogeosyncline

References

MRDS	W014658
DEP	10071327
Reference	{Deposit:: ROBINSON, G. D., KLEPPER, M. R., AND OBRADOVICH, J. D., 1968, OVERLAPPING PLUTONISM, VOLCANISM, AND TECTONISM IN THE BOULDER BATHOLITH REGION, WESTERN MONTANA, IN STUDIES IN VOLCANOLOGY: GEOL. SOC. AM. MEM. 116, P. 557-576.}{Deposit:: MBMG MEM 32.}
Reporter	Krohn, Douglas H., Loen, Jeffrey S. (Pearson, Robert C.)