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American River, Folsom District, Sacramento Co., California, USA

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A placer PGE (Pt-Ru-Ir-Os) deposit along the American River from Folsom to Sacramento.

Mineralization occurs in river gravels.



References:
Sjoberg, J. and Gomes, J.M. (1980) Platinum-group minerals in California alluvial deposits. US Bureau of Mines, Reno Research Center, unpublished manuscript: 15, figure 1.

Pemberton, H. Earl (1983), Minerals of California; Van Nostrand Reinholt Press: 43, 64.




Mineral list contains entries from the region specified including sub-localities


Mineral List:
Erlichmanite
Gold
Irarsite
Iridium
var: Osmiridium
 Iridium
var: Ruthenosmiridium
Osmium
var: Iridosmine
Platinum
var: Ferroan Platinum
 Rutheniridosmine
Sperrylite


10 entries listed. 6 valid minerals.

Localities in this Region:
USA
 
  • California
    • Sacramento Co.
      • Folsom District
        • American River

The above list contains all mineral locality references listed on mindat.org. This does not claim to be a complete list. If you know of more minerals from this site, please register so you can add to our database!
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Copyright © Jolyon Ralph and Ida Chau 1993-2009. Jobs in California, USA Site Map. Locality, mineral & photograph data are the copyright of the individuals who submitted them.Further information contact the Site hosted & developed by Jolyon Ralph. Mindat.org is an online information resource dedicated to providing free mineralogical information to all. Mindat relies on the contributions of hundreds of members and supporters. If you would like to add information to improve the quality of our database, then click here to register. Current server date and time: 4th Nov 2009 23:10:15