Mine detail: Mary Group Mine

Previously called 'PowerPower #2SmithUnionMary Claims'

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Location

Lat / long:

44.33885, -103.70335

Resource(M)

Primary:	Tungsten
Ore:	Huebnerite

Production

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

Geology

Associated rock:	Porphyry Sill
Associated type:	Plutonic Rock

References

MRDS	SD02084
DEP	10104206
Reference	US BUREAU OF MINES, 1954 , BLACK HILLS MINERAL ATLAS, SOUTH DAKOTA: PART I, BUREAU OF MINES INFORMATION CIRCULAR 7688
Reporter	Barari, Rachel A.