Mine detail: Case Group

Previously called ''

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Location

Lat / long: 43.52135, -103.71779

Resource(M)

Primary: Manganese
Ore: Pyrolusite
Orebody form: FLAT LYING BED

Production

Operation type: Unknown
Deposit type: Replacement
Production size: None
Development status: Occurrence

Geology

Host type:Sandstone

References

MRDSSD02452
DEP10055724
ReferenceU.S. BUREAU OF MINES, 1955, BLACK HILLS MINERAL ATLAS, SOUTH DAKOTA: PART 2, BUREAU OF MINES INFORMATION CIRCULAR 770
ReporterBarari, Rachel A.