Mine detail: Triangle A Mine

Previously called 'Triangle Mine'

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Location

Lat / long: 43.72996, -103.51586

Resource(B)

Primary: Feldspar
Tertiary: Beryllium, Mica

Production

Operation type: Surface
Development status: Past Producer

Geology

References

MAS460330339
DEP10177962
Reference{Deposit:: USBM STAFF,1955, REG.V, I.C.7707, P.177}{Deposit:: STATE, S.D.M.I.R., ANNUAL}
ReporterIntermountain Field Operations Center (IFOC)