Mine detail: Horse Heaven Mine

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Location: Jefferson County, Oregon, United States, North America
Lat / long: 44.71483, -120.50555
dep_id: 10103898
mrds_id: M060839
Commodity type: metallic
Major mineral: Mercury
Trace mineral: Antimony, Arsenic
Operation type: Unknown
Production size: Medium ammount of material produced
Development status: Past Producer
ore: Cinnabar, Marcasite, Mercury, Metacinnabar, Stibnite
gangue: Gypsum, Montmorillonite
orebody_fm: IRREGULAR
work_type: Unknown
alteration: Andesite Altered To Clay And Carbonates
conc_proc: Open-Space Filling By Hydrothermal Fluids
ore_ctrl: Autobrecciated Rhyolite Beneath Cappings Of Clay Or Other Impermeable Rock, Most Important Of Which Is The Soil Forned On Unconformity That Cuts Across Clarna Fm.
Reporter: Puffett, Willard P., Bradley, Robin (Walker, George W.), Gray, Jerry J.
hrock_unit: Clarno Formation
hrock_type: Rhyolite
arock_type: Rhyolite,Andesite
Structure: Autobrecciated Biotite Rhyolite Plug
tectonic: Continental Magmatic Arc
Year first produced: 1934
disc_yr: 1933
discr: Ray Whiting Jr. And Harry Hoy
References:
  • Deposit:: WATERS, A.C., BROWN, R.E., COMPTON, R.R., STAPLES, L.W., WALKER, G.W., AND WILLIAMS, HOWELL, 1951, QUICKSILVER DEPOSITS OF THE HORSE HEAVEN MINING DISTRICT, OREGON: USGS BULL. 969-E, P. 106-
  • Deposit:: BROOKS, H.C., 1963, QUICKSILVER IN OREGON: OREGON DEPT. GEOL. AND MIN. IND. BULL. 55, P. 119-121
  • Deposit:: SCHUETTE, C.N. 1938, QUICKSILVER IN OREGON: OREGON DEPT. GEOL. AND MIN. IND. BULL. 4, P. 89-97
  • Deposit:: 1942 GEOLMAP WATERS AND OTHERS, USGS BULL. 969-E
  • Production:: BROOKS, H.C. 1963, P. 119
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