Mine detail: Deadwood-Heidelberg Mine

Previously called 'Mascot Mining Company'

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Location

Lat / long:

44.37302, -103.65946

Resource(M)

Primary:	Gold
Ore:	Gold
Discovery year:	1911

Production

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

Geology

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

References

MRDS	SD02101
DEP	10104211
Reference	{Deposit:: US BUREAU OF MINES, 1954 , BLACK HILLS MINERAL ATLAS, SOUTH DAKOTA: PART I, BUREAU OF MINES INFORMATION CIRCULAR 7688}{Production:: US BUREAU OF MINES, 1954 , BLACK HILLS MINERAL ATLAS, SOUTH DAKOTA: PART I, BUREAU OF MINES INFORMATION CIRCULAR 7688 .}
Reporter	Barari, Rachel A.