Mine detail: Treasure Mine

Previously called 'Tri-StateTreasure Chest MineTreasure State Mine'

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Location

Lat / long:

45.22796, -112.31031

Resource(N)

Primary:	Talc-Soapstone
Ore:	Talc
Gangue:	Apatite, Chlorite, Graphite, Gypsum, Limonite, Rutile
Orebody form:	TABULAR

Production

Operation type:	Unknown
Deposit type:	Replacement
Production size:	Medium
Development status:	Producer

Geology

Host rock:	Pre Belt;Biotite Schist;Quartzofeldspathic Gneiss
Host type:	Marble
Structure:	High Angle Right-Lateral Faults Trending Nw.
Tectonic:	Precambrian Basement

References

MRDS	W013391
DEP	10070449
Reference	{Deposit:: OLSON, R. H., (IN PREP.) THE GEOLOGY OF MONTANA TALC DEPOSITS: TO BE PUBLISHED BY THE MBMG IN THE PROCEEDINGS VOLUME OF THE ELEVENTH FORUM ON THE GEOLOGY OF INDUSTRIAL MINERALS}{Deposit:: GARIHAN, J. M., 1973, GEOLOGY AND TALC DEPOSITS OF THE CENTRAL RUBY RANGE, MADISON COUNTY, MONTANA: UNPUB. PHD DISS. PENN. STATE UNIV.}{Deposit:: MBMG MEM. 45, P. 34.}
Reporter	Berg, Richard B. (Krohn, D. H.), Loen, Jeffrey S. (Pearson, Robert C.)