Mine detail: John Madsen

Previously called ''

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Location

Lat / long: 41.61374, -121.48025

Resource(N)

Primary: Pumice

Production

Operation type: Unknown
Production size: Yes
Development status: Producer

Geology

References

MRDSW025814
DEP10077810
Reference{Deposit:: CA JOUR MN/GEOL V 43, NO 4, 1947, P 458}{Deposit:: ALSO SECS 25, 26}
ReporterUnknown