Mine detail: Ray Mine

Previously called 'Tip Top MineRay Springs Mine'

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Location

Lat / long: 44.33957, -118.77022

Resource(M)

Primary: Chromium
Tertiary: Palladium, Iridium, Ruthenium, Rhodium, Nickel, Platinum
Ore: Chromite
Orebody form: SPOTTED ORE WITH SOME BANDING, MASSIVE
Discovery year: 1918

Production

Operation type: Unknown
Production size: Small
Development status: Past Producer
First production started: 1918
Last production ended: 1918

Geology

Host rock:Canyon Mountain Complex
Host type:Dunite
Associated rock:Canyon Mountain Complex
Associated type:Peridotite
Structure:Rocks Highly Jointed Trending E, Dip 48s
Tectonic:Ochoco-Blue Mountains
Alteration processes:Dunite Partially Serpentinized, Peridotite More Completely Serpentinized

References

MRDSM015020
DEP10033096
Reference{Deposit:: ALLEN, J.E., 1941, CHROMITE DEPOSITS OF OREGON (REVISED ED.): OREGON DEPARTMENT OF GEOLOGY AND MINERAL INDUSTRIES BULLETIN 9, P. 64.}{Deposit:: OREGON DEPARTMENT OF GEOLOGY AND MINERAL INDUSTRIES, 1941, OREGON METAL MINES HANDBOOK, NORTHEASTERN OREGON--WEST HALF: OREGON DEPARTMENT OF GEOLOGY AND MINERAL INDUSTRIES BULLETIN 14-B, P. 35-36.}{Deposit:: WESTGATE, L.G., 1921, DEPOSITS OF CHROMITE IN EASTERN OREGON, IN CONTRIBUTIONS TO ECONOMIC GEOLOGY 1920: U.S. GEOLOGICAL SURVEY BULLETIN 725-A, P. 42.}{Deposit:: STOTELMEYER, R.B., 1977, ECONOMIC APPRAISAL OF THE STRAWBERRY MOUNTAIN WILDERNESS AND ADJACENT AREAS, GRANT COUNTY, OREGON, IN MINERAL RESOURCES OF THE STRAWBERRY MOUNTAIN WILDERNESS AND ADJACENT AREAS, GRANT COUNTY, OREGON: U.S. GEOLOGICAL SURVEY OPEN-FILE REPORT 77-420, P. 88-90.}{Deposit:: CARLSON, C.A., AND OTHERS, 1985, ANALYSES FOR PLATINUM-GROUP ELEMENTS IN SAMPLES FROM PODIFORM CHROMITE DEPOSITS, CALIFORNIA AND OREGON: U.S. GEOLOGICAL SURVEY OPEN-FILE REPORT 85-442, 14 P.}{Deposit:: THAYER, T.P., 1940, CHROMITE DEPOSITS OF GRANT COUNTY, OREGON: U.S. GEOLOGICAL SURVEY BULLETIN 922-D, P. 102-103.}
ReporterLee, W., Bradley, Robin (Walker, George W.), Ferns, Mark L. (Brooks, Howard C.), Peterson, Jocelyn A.