Mine detail: La Porte

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Location: Plumas County, California, United States, North America
Lat / long: 39.68905, -120.98354
dep_id: 10038013
mrds_id: M045262
Commodity type: metallic
Major mineral: Gold
Trace mineral: Platinum
Operation type: Unknown
Deposit type: Stream Placer
Production size: Small ammount of material produced
Development status: Producer
ore: Gold
orebody_fm: STREAM SEDIMENT DEPOSITS
model: 119: Placer Au-PGE
conc_proc: Entrapment By Irregularities In Stream Bed Or Deposition In Low-Energy Part Of Stream
ore_ctrl: Stream Hydraulics
Reporter: Blair, Will N., Peterson, Jocelyn A.
hrock_type: Gravel
tectonic: Sierra Nevada Foothills Accreted Terrane
Year first produced: 1848
References:
  • 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. 86.
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