Mine detail: Big Thom No 1

Previously called ''

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Location

Lat / long: 43.71806, -103.69947

Resource(B)

Primary: Mica
Tertiary: Beryllium, Feldspar

Production

Operation type: Surface
Development status: Past Producer

Geology

References

MAS460330057
DEP10274985
ReferenceREDDEN,J.A.,1963,USGS PROF.PAPER 297-D,P.275
ReporterIntermountain Field Operations Center (IFOC)