Mine detail: Relief Hill

Previously called 'Relief'

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Location

Lat / long: 39.36128, -120.86186

Resource(M)

Primary: Gold
Secondary: Platinum
Tertiary: Chromium, Titanium, Metal
Ore: Chromite, Gold, Ilmenite, Magnetite
Orebody form: STREAM SEDIMENT DEPOSITS
Discovery year: 1851

Production

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

Geology

Host type:Gravel
Tectonic:Sierra Nevada Foothills Accreted Terrane

References

MRDSM045264
DEP10038014
Reference{Deposit:: DAY, D.T., AND RICHARDS, R.H., 1906, USEFUL MINERALS IN THE BLACK SANDS OF THE PACIFIC SLOPE: U.S. GEOLOGICAL SURVEY MINERAL RESOURCES OF THE UNITED STATES, CALENDAR YEAR 1905, P. 1186-1187.}{Deposit:: CLARK, W.B., 1970, GOLD DISTRICTS OF CALIFORNIA: CALIFORNIA DIVISION OF MINES AND GEOLOGY BULLETIN 193, P. 101.}{Deposit:: LOGAN, C.A., 1941, MINERAL RESOURCES OF NEVADA COUNTY: CALIFORNIA JOURNAL OF MINES AND GEOLOGY, V. 37, NO. 3, P. 433-434.}{Production:: LOGAN, 1941}
ReporterBlair, Will N., Peterson, Jocelyn A.