Mine detail: Manganese Occurrence

Previously called ''

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Location

Lat / long:

44.72928, -119.3183

Resource(M)

Primary:	Manganese
Ore:	Psilomelane
Orebody form:	NODULES

Production

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

Geology

Host rock:	Lower John Day Formation
Host type:	Tuff
Alteration processes:	Clay Alteration

References

MRDS	M014845
DEP	10032999
Reference	LIBBEY, F. W., AND WAGNER, N. S., 1951 , ORIGIN OF MANGANESE NODULES FOUND NEAR HAMILTON, GRANT COUNTY, OREGON: ODGMI, ORE BIN, NOV., VOL. 13 , NO. 11 , P. 71
Reporter	Lee, W., Bradley, Robin (Walker, George W.), Gray, Jerry J.