Mine detail: Ontko

Previously called ''

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Location

Lat / long:

44.39844, -120.45304

Resource(M)

Primary:	Mercury
Gangue:	Calcite
Discovery year:	1930

Production

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

Geology

Host rock:	Clarno Formation;Clarno Formation
Host type:	Tuff,Andesite
Structure:	Shear Zone

References

MRDS	M055957
DEP	10095495
Reference	BROOKS, H. C., 1963, QUICKSILVER IN OREGON: OREGON DEPT. OF GEOLOGY AND MINERAL INDUSTRIES, BULL. 55, 223 P
Reporter	Peterson, Jocelyn A., Gray, Jerry J.