Mine detail: Royal Mine

Previously called 'Royal Basin Dump'

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Location

Lat / long:

46.41072, -113.09258

Resource(M)

Primary:	Gold
Secondary:	Silver, Lead
Ore:	Galena, Gold
Gangue:	Pyrite, Quartz
Orebody form:	TABULAR

Production

Operation type:	Unknown
Production size:	Small
Development status:	Past Producer
First production started:	1890

Geology

Host type:	Granite
Associated rock:	Royal Stock;Granite Porphyry
Associated type:	Granite
Structure:	Philipsburg Batholith, Royal Stock
Tectonic:	Cordilleran Miogeosyncline
Alteration processes:	Biotite And Feldspar In Granite Altered To Calcite, Sericite, And Chlorite.

References

MRDS	W014637
DEP	10105712
Reference	{Deposit:: USGS PP 78, P. 246-47.}{Deposit:: SILVERMAN, BILLINGS SOC. 16TH FIELD CONFERENCE}
Reporter	Krohn, Douglas H., Wise, Kristine K. (Elliott, James E.)