Commodities
PrimaryVermiculite
Commodity typeN
Deposit
Deposit sizeS
Orebody formUNKNOWN
Ore controlBiotitic Layers
Materials
Ore mineralsVermiculite
GangueFeldspar, Garnet, Quartz
Geology
Host rockSchist · Gneiss And Schist;Amphibolite
Associated rockHornblendite
Tectonic settingNortheast Flank Of Tobacco Root Mts.
AlterationBiotite To Vermiculite
Economic & production
Development statusProducer
Identification
Deposit ID10070450
MRDS IDW013392
Alternate namesPony Vermiculite Deposit
RegionNA
Data scoreC
Coordinates45.7124, -111.93614
References
PERRY, E. S., 1948, TALC, GRAPHITE, VERMICULITE, AND ASBESTOS IN MONTANA: MONT. BUREAU OF MINES AND GEOLOGY MEM. 27, P. 32 - 3