Mine detail: Sumpter Dredges

Previously called 'Nutting (K.R.) DredgeHarris and Wolfinger DredgeLittlePowder River Gold Dredging Co.Baker Dredging Co.Sumpter Valley Dredging Co.Consuelo Oregon MinesEngland and Hilliard'

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Location

Lat / long: 44.74375, -118.20744

Resource(M)

Primary: Gold
Secondary: Silver
Tertiary: Mercury, Platinum

Production

Operation type: Unknown
Deposit type: STREAM PLACER
Production size: Medium
Development status: Past Producer

Geology

References

MRDSM054912
DEP60000973
Reference{Deposit:: BROOKS, H.C., 1963, QUICKSILVER IN OREGON: OREGON DEPARTMENT OF GEOLOGY AND MINERAL INDUSTRIES BULLETIN 55, P. 216.}{Deposit:: U.S. BUREAU OF MINES, 1965, MERCURY IN OREGON, IN MERCURY POTENTIAL OF THE UNITED STATES: U.S. BUREAU OF MINES INFORMATION CIRCULAR 8252, P. 322.}{Deposit:: FREDERICK, F., 1945, STATE OF OREGON MAP SHOWING LOCATION OF QUICKSILVER DEPOSITS: OREGON DEPARTMENT OF GEOLOGY AND MINERAL INDUSTRIES, SCALE 1:1,000,000.}{Deposit:: OREGON DEPARTMENT OF GEOLOGY AND MINERAL INDUSTRIES, 1939, OREGON METAL MINES HANDBOOK, NORTHEASTERN OREGON--EAST HALF: OREGON DEPARTMENT OF GEOLOGY AND MINERAL INDUSTRIES BULLETIN 14-A, P. 94-97.}{Deposit:: BROOKS, H.C., AND RAMP, LEN, 1968, GOLD AND SILVER IN OREGON: OREGON DEPARTMENT OF GEOLOGY AND MINERAL INDUSTRIES BULLETIN 61, P. 54-55, 57.}{Deposit:: LUMB, A.D., 1920, THE PLATINUM METALS: LONDON, IMPERIAL INSTITUTE, MONOGRAPHS MINERAL RESOURCES WITH SPECIAL REFERENCE TO BRITISH EMPIRE, P. 49.}{Deposit:: RAMP, LEN, AND BROOKS, H.C., 1969, PLATINUM GROUP METALS, IN MINERAL AND WATER RESOURCES OF OREGON: U.S. CONGRESS 90TH, 2D SESSION, COMMITTEE ON INTERIOR AND INSULAR AFFAIRS, SENATE PRINTING, P. 167-171.}