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Josephine Creek placers, Josephine Creek District, Josephine Co., Oregon, USA

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List of minerals arranged by Strunz 10th Edition classification
Group 1 - Elements
Awaruite1.AE.20Ni3Fe
Copper1.AA.05Cu
var: Nickeloan Copper1.AA.05(Cu,Ni,Fe)
Gold1.AA.05Au
Iridium1.AF.10(Ir,Os,Ru)
var: Osmiridium1.AF.10(Ir,Os,Ru)
Osmium
var: Iridosmine
1.AF.05(Os,Ir)
Platinum1.AF.10Pt
Silicon1.CB.15Si
Silver1.AA.05Ag
Wairauite1.AE.15CoFe
Group 2 - Sulphides and Sulfosalts
Bornite2.BA.15Cu5FeS4
Chalcopyrite2.CB.10aCuFeS2
Molybdenite2.EA.30MoS2
Nickeline ?2.CC.05NiAs
Orcelite2.AB.10Ni5-xAs2, x ~ 0.25
Oregonite (TL)2.BB.05Ni2FeAs2
Group 3 - Halides
Daubréeite3.DC.25(BiO)(OH,Cl)
Group 4 - Oxides and Hydroxides
Chromite4.BB.05Fe2+Cr3+2O4
Cuprite4.AA.10Cu2O
Hematite4.CB.05Fe2O3
Kassite4.DH.10CaTi2O4(OH)2
Maghemite4.BB.15Fe3+2O3
Magnetite4.BB.05Fe2+Fe3+2O4
Rutile4.DB.05TiO2
Trevorite4.BB.05Ni2+Fe3+2O4
Group 5 - Nitrates and Carbonates
Malachite5.BA.10Cu2(CO3)(OH)2
Group 9 - Silicates
Andradite9.AD.25Ca3Fe3+2(SiO4)3
Antigorite
var: Picrolite
9.ED.15Mg3(Si2O5)(OH)4
Clinochlore
var: Chromian Clinochlore
9.EC.55Mg5(Al,Cr)2Si3O10(OH)8
var: Pennine9.EC.55(Mg,Fe2+)5Al(AlSi3O10)(OH)8
Ringwoodite ?9.AC.15(Mg,Fe2+)2SiO4
Unclassified Minerals
'Limonite'-FeO(OH) · nH2O
'Serpentine Group'-D2[Si2O5](OH)4 + or - nH2O


34 entries listed. 32 valid minerals.

References

Oregon Department of Geology and Mineral Industries Bulletin 14-C (1942), Volume 2: 120-150.

Oregon Metal Mines Handbook (1952), Oregon Department of Geology and Mineral Industries: Bulletin No. 14-C, Vol. 2, Section 1 - Josephine Co., 2nd Edition, page 123.

Ramdohr V P, Schmitt M (1959) Oregonit ein neues Nickel-Eisenarsenid mit metallartigen Eigenschaften. Neues Jahrbuch für Mineralogie, Monatshefte 1959, 239-247.

Brooks, H.C., and Ramp, Len (1968), Gold and Silver in Oregon: Oregon Department of geology and Mineral Industries Bulletin 61: 194.

Spencer, C.H., Jr. (1971), Statistical Correlation of Platinum Metals with Heavy Minerals in Stream Sediments of the Klamath Mountains, California: San Jose, California State University, M.S. thesis: 30, 34.

Dick, H.J.B. (1974), Terrestrial nickel-iron from the Josephine peridotite, its geologic occurrence, associations, and origin. Earth and Planetary Science Letters: 24(2): 291-298.

Ramp, Len, and Peterson, N.V. (1979), Geology and Mineral Resources of Josephine County, Oregon: Oregon Department of Geology and Mineral Industries Bulletin 100: 30.

Brooks, H.C., Ramp, Len, Ferns, M.L., and Gray, J.J. (1985), Mineral Industry in Oregon, 1984, Oregon Geology, Volume 47, No. 4: 39-46.

American Mineralogist (1991): 76: 283-287.

Kartashov, Pavel M. (1992), analytical data.

USGS (2005), Mineral Resources Data System (MRDS): U.S. Geological Survey, Reston, Virginia, loc. file ID #60000926 & 10274123.

U.S. Bureau of Mines, Minerals Availability System (MAS) file ID #0410330282.

External Links

www.geo.cornell.edu/geology/faculty/Bird.html. (inclusions in "josephinite" nuggets)

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