California · Humboldt County
Producer
Pioneer Placer Mine
Humboldt County, California, United States
Gold
Platinum
Iridium
Osmium
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USGS source ↗
Commodities
Primary
Gold
Secondary
Platinum
Tertiary
Iridium, Osmium
Commodity type
M
Deposit
Deposit type
Beach Placer
Model
119: Placer Au-PGE
Deposit size
S
Workings
Surface
Orebody form
LENSES
Ore control
Wave Action
Materials
Ore minerals
Gold
Geology
Host rock
Sand and Gravel
Tectonic setting
California Coast Ranges
Economic & production
Development status
Producer
Production years
1888
Identification
Deposit ID
10109525
MRDS ID
M045287
Alternate names
Upper Gold Bluff
Region
NA
Data score
B
Coordinates
41.44205, -124.06337
References
IRELAN, WILLIAM, 1888, HUMBOLDT COUNTY: CALIFORNIA STATE MINING BUREAU, 8TH REPORT OF THE STATE MINERALOGIST, P. 216-217