Mine detail: Esterley Placer

Previously called 'Llano De OroCameron PlacerLogan PlacerFrench FlatSimmons Placer'

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Location

Lat / long: 42.06871, -123.63448

Resource(M)

Primary: Gold
Secondary: Platinum, Silver
Tertiary: Osmium, Palladium, Rhodium, Chromium, Ruthenium, Iridium
Ore: Chromite, Gold
Gangue: Epidote, Hematite, Ilmenite, Limonite, Magnetite, Zircon
Orebody form: STREAM SEDIMENT DEPOSITS

Production

Operation type: Unknown
Deposit type: Stream Placer
Production size: Small
Development status: Producer

Geology

Host rock:Llano De Oro Formation;Llano De Oro Formation;Llano De Oro Formation;
Host type:Gravel
Tectonic:Klamath Mountains Accreted Terrane

References

MRDSM060674
DEP10042730
Reference{Deposit:: OREGON DEPARTMENT OF GEOLOGY AND MINERAL INDUSTRIES, 1952, OREGON METAL MINES HANDBOOK, SOUTHWESTERN OREGON--JOSEPHINE COUNTY (2D ED.): OREGON DEPARTMENT OF GEOLOGY AND MINERAL INDUSTRIES BULLETIN 14-C, V. 2, SEC. 1, P. 194-196.}{Deposit:: BROOKS, H.C., AND RAMP, LEN, 1968, GOLD AND SILVER IN OREGON: OREGON DEPARTMENT OF GEOLOGY AND MINERAL INDUSTRIES BULLETIN 61, P. 242.}{Deposit:: MERTIE, J.B., JR., 1969, ECONOMIC GEOLOGY OF THE PLATINUM METALS: U.S. GEOLOGICAL SURVEY PROFESSIONAL PAPER 630, P. 99-100.}{Deposit:: RAMP, LEN, AND PETERSON, N.V., 1979, GEOLOGY AND MINERAL RESOURCES OF JOSEPHINE COUNTY, OREGON: OREGON DEPARTMENT OF GEOLOGY AND MINERAL INDUSTRIES BULLETIN 100, TABLE 1.}{Deposit:: SHENON, P.J., 1933, GEOLOGY AND ORE DEPOSITS OF THE TAKILMA-WALDO DISTRICT, OREGON: U.S. GEOLOGICAL SURVEY BULLETIN 846-B, P. 186-188.}{Deposit:: DILLER, J.S., 1914, MINERAL RESOURCES OF SOUTHWESTERN OREGON: U.S. GEOLOGICAL SURVEY BULLETIN 546, P. 119-120.}
ReporterJohnson, Maureen G., Ferns, Mark L. (Brooks, Howard C.), Peterson, Jocelyn A.