Mine detail: Calvert Red Buttons Mine

Previously called 'Calvert Tungsten Mine'

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Location

Lat / long:

45.84822, -113.15229

Resource(M)

Primary:	Tungsten
Tertiary:	Beryllium
Ore:	Beryl, Scheelite
Gangue:	Epidote, Garnet

Production

Operation type:	Unknown
Deposit type:	Contact Metasomatic
Production size:	Yes
Development status:	Producer

Geology

Host rock:	Hasmark
Host type:	Dolomite
Associated rock:	Pioneer Batholith
Associated type:	Quartz Monzonite

References

MRDS	D001166
DEP	10008784
Reference	{Deposit:: USGS MR-25}{Deposit:: MBMG BULL 85.}
Reporter	Elliott, James E., Loen, Jeffrey S. (Pearson, Robert C.)