Mine detail: Lower Middle Ledge

Previously called 'Lower Middle Ledge-'

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Location

Lat / long: 47.7326, -123.12545

Resource(M)

Tertiary: Manganese
Discovery year: 1951

Production

Operation type: Surface
Development status: Past Producer

Geology

References

MAS530310008
DEP10277032
ReferenceU.S. BUREAU OF MINES RI 5530, 1957, P. 57.
ReporterRidenour, James