Mine detail: Richmond Group

Previously called 'EagleHummingbirdAdits No. 4-9.'

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Location

Lat / long:

45.58184, -112.19587

Resource(M)

Primary:	Gold, Silver, Copper
Secondary:	Lead, Zinc
Gangue:	Quartz
Discovery year:	1900

Production

Operation type:	Unknown
Deposit type:	Vein
Production size:	Small
Development status:	Producer

Geology

Host rock:	Flathead And Wolsey Formations.;Pony Gneiss
Host type:	Quartzite
Associated rock:	Meta Basalt Sill;Andesite Sill
Associated type:	Meta-Basalt
Structure:	Ne To Nw Trending Normal And Reverse Faults.
Alteration processes:	Oxidation, Gouge, Brecciation

References

MRDS	DC11347
DEP	10019745
Reference	MBMG BULL 24, P. 29-32
Reporter	Unknown, Loen, Jeffrey S. (Pearson, Robert C.)