Mine detail: Shell Rock

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Location

Lat / long:

39.83957, -123.52111

Resource(M)

Tertiary:

Manganese

Production

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

Geology

References

MRDS	M010090
DEP	10031372
Reference	{Deposit:: CALIF. JOUR. MINES & GEOLOGY, V. 49, NO. 4, OCT. 1953, P. 390}{Deposit:: CALIF. B. 152, 1950, P. 137; B. 76, 1918, P. 46}
Reporter	Gere, W., Killman, K.; Albers, J.