Mine detail: Ontko

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Location: Crook County, Oregon, United States, North America
Lat / long: 44.39844, -120.45304
dep_id: 10095495
mrds_id: M055957
Commodity type: metallic
Major mineral: Mercury
Operation type: Unknown
Production size: No production occurred
Development status: Occurrence
gangue: Calcite
Reporter: Peterson, Jocelyn A., Gray, Jerry J.
hrock_unit: Clarno Formation;Clarno Formation
hrock_type: Tuff,Andesite
Structure: Shear Zone
disc_yr: 1930
discr: Andrew Ontko
References:
  • BROOKS, H. C., 1963, QUICKSILVER IN OREGON: OREGON DEPT. OF GEOLOGY AND MINERAL INDUSTRIES, BULL. 55, 223 P
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