Mine detail: Hillsboro

Previously called ''

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Location

Lat / long: 45.50008, -122.9912

Resource(M)

Primary: Platinum
Orebody form: STREAM SEDIMENT DEPOSITS

Production

Operation type: Unknown
Deposit type: Stream Placer
Production size: None
Development status: Occurrence

Geology

Host type:Gravel
Tectonic:Portland Basin

References

MRDSM045461
DEP10038166
ReferenceLINDGREN, WALDEMAR, 1912, PLATINUM AND ALLIED METALS: U.S. GEOLOGICAL SURVEY MINERAL RESOURCES OF THE UNITED STATES, CALENDAR YEAR 1911, PT. 1, P. 997
ReporterPeterson, Jocelyn A., Blair, Will N.