Mine detail: Bryam-Oscar

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Location: Crook County, Oregon, United States, North America
Lat / long: 44.34177, -120.52861
dep_id: 10040420
mrds_id: M055193
Commodity type: metallic
Major mineral: Mercury
Operation type: Unknown
Production size: Small ammount of material produced
Development status: Past Producer
ore: Cinnabar, Pyrite
work_type: Surface/Underground
alteration: Extensive Clay Alterations Along Faults And Shear Zones
ore_ctrl: Fault Surfaces In Shear Zones
Reporter: Bergquist, Joel R., Ferns, Mark L. (Brooks, Howard C.), Gray, Jerry J.
hrock_type: Tuff,Andesite
arock_unit: Clarno Formation, Andesite Flows, Tuff
arock_type: Tuff,Rhyolite,Andesite,Basalt
Structure: Many Local Faults
disc_yr: 1932
prod_yrs: 1935 - 1937
discr: A. J. Champion, Grover Keeton
References:
  • Deposit:: BAILEY, E. H., USGS, PERSONAL FILES
  • Deposit:: BROOKS, H. C., 1963 , QUICKSILVER IN OREGON: ODGMI BULL. 55 , 223 P.
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