Mine detail: Oronogo

Previously called 'Dunham Ranch'

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Location: Crook County, Oregon, United States, North America
Lat / long: 44.04844, -120.74305
dep_id: 10041056
mrds_id: M055974
Commodity type: metallic
Major mineral: Mercury
Operation type: Unknown
Production size: Small ammount of material produced
Development status: Past Producer
ore: Cinnabar, Limonite
gangue: Chalcedony
work_type: Surface/Underground
alteration: Silicification
conc_proc: Hydrothermal Solutions
ore_ctrl: Shear Zone
Reporter: Peterson, Jocelyn A., Gray, Jerry J.
hrock_unit: Clarno Formation
hrock_type: Andesite
dy_ba: <
disc_yr: 1927
prod_yrs: 1937, 1940 - 1941, 1955
discr: Dunham, Lloyd Wiltsie
References:
  • Deposit:: BROOKS, H. C., 1963, QUICKSILVER IN OREGON: OREGON DEPT. OF GEOLOGY AND MINERAL INDUSTRIES, BULL. 55, 223 P.
  • Deposit:: BAILEY, E. H., USGS, PERSONAL FILES
  • Deposit:: MERCURY IN OREGON, 1965, USBM IC 8252
  • Deposit:: FREDERICK, F., 1945, STATE OF OREGON MAP SHOWING LOCATION OF QUICKSILVER DEPOSITS: OREGON DEPT. OF GEOL. AND MIN. INDUSTRIES, SCALE 1:1,000,000
  • Deposit:: 5) GILLULY, J., REED, J.C., AND PARK, C.F.
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