Mine detail: Montgomery Deposit

Previously called 'Helmke Manganese Group'

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Location

Lat / long:

40.11295, -123.48921

Resource(M)

Tertiary:	Manganese
Discovery year:	1942

Production

Operation type:	Unknown
Development status:	Prospect

Geology

References

MRDS	O20340
MAS	61050052
DEP	10263053
Reference	CA BULL 125 P 201
Reporter	Western Field Operations Center (WFOC)