Mine detail: Annie No. 1 Lode

Previously called 'Tin Spike'

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Location

Lat / long: 43.93802, -103.58139

Resource(B)

Primary: Tungsten, Tin
Secondary: Mica, Feldspar, Graphite
Ore: Cassiterite, Feldspar, Graphite, Muscovite, Wolframite
Gangue: Quartz

Production

Operation type: Unknown
Production size: Small
Development status: Past Producer

Geology

Host type:Pegmatite
Associated rock:Pegmatite
Associated type:Pegmatite

References

MRDSSD02172
DEP10104231
ReferenceUS BUREAU OF MINES, 1955 , BLACK HILLS MINERAL ATLAS, SOUTH DAKOTA: PART 2 , BUREAU OF MINES INFORMATION CIRCULAR 7707
ReporterBarari, Rachel A.