Mine detail: Isadorah Mine

Previously called 'Billie MineGolden Reward GroupRock Bluff Claim'

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Location

Lat / long: 44.32385, -103.80169

Resource(M)

Primary: Gold, Silver
Ore: Gold, Silver

Production

Operation type: Unknown
Deposit type: Replacement
Production size: Small
Development status: Past Producer
First production started: 1899

Geology

Associated rock:Sill Like Porphyry Intrusion
Associated type:Plutonic Rock

References

MRDSSD02053
DEP10055496
ReferenceUS BUREAU OF MINES, 1954 , BLACK HILLS MINERAL ATLAS, SOUTH DAKOTA: PART I, BUREAU OF MINES INFORMATION CIRCULAR 7688
ReporterBarari, Rachel A.