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Dongqiao Cr-PGE deposit, Dongqiao ophiolite (Donqiao ophiolite), Amdo Co. (Anduo Co.), Nagchu Prefecture (Naqu Prefecture), Tibet Autonomous Region, China

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Location is approximate, estimate based on other nearby localities.
 
Latitude & Longitude: 33° North , 90° East (est.)
Margin of Error:~342km
Locality type:Deposit


Podiform chromitites, hosted in mantle peridotites, ultramafic and mafic cumulates, and mafic volcanics of the Dongqiao ophiolite complex.

Select Mineral List Type

Standard Detailed Strunz Dana Chemical Elements

Mineral List


6 valid minerals.

Detailed Mineral List:

Chromite
Formula: Fe2+Cr3+2O4
Reference: Zhi, X.-C., Xia, Q.-A., Jin, Z.-M., and Wang, Y.-F. (2005): Goldschmidt Conference Abstracts 2005, A 286.
Iridium
Formula: (Ir,Os,Ru)
Reference: Shi, R.D., Zhi, X.C., O'Reilly, S.Y., Griffin, W.L., Pearson, N.J., Bai, W.J., Fang, Q.S., Alard, O., and Zhang, M. (2006): Goldschmidt Conference Abstracts 2006, A 583.
Iridium var: Osmiridium
Formula: (Ir,Os,Ru)
Reference: Shi, R.D., Zhi, X.C., O'Reilly, S.Y., Griffin, W.L., Pearson, N.J., Bai, W.J., Fang, Q.S., Alard, O., and Zhang, M. (2006): Goldschmidt Conference Abstracts 2006, A 583.
Isoferroplatinum
Formula: Pt3Fe
Reference: Xuecui Zhou and Shuihe Mao (1989): Acta Mineralogica Sinica 9(3), 257-261
Laurite
Formula: RuS2
Reference: Xuecui Zhou and Shuihe Mao (1989): Acta Mineralogica Sinica 9(3), 257-261
Osmium
Formula: (Os,Ir,Ru)
Reference: Shi, R.D., Zhi, X.C., O'Reilly, S.Y., Griffin, W.L., Pearson, N.J., Bai, W.J., Fang, Q.S., Alard, O., and Zhang, M. (2006): Goldschmidt Conference Abstracts 2006, A 583.
Osmium var: Iridosmine
Formula: (Os,Ir)
Reference: Shi, R.D., Zhi, X.C., O'Reilly, S.Y., Griffin, W.L., Pearson, N.J., Bai, W.J., Fang, Q.S., Alard, O., and Zhang, M. (2006): Goldschmidt Conference Abstracts 2006, A 583.
Ruthenium
Formula: (Ru,Ir)
Reference: Shuihe Mao and Xuecui Zhou (1989): Acta Mineralogica Sinica 9(2), 136-140
Ruthenium var: Iridrhodruthenium
Formula: (Ru,Rh,Ir)
Reference: Shuihe Mao and Xuecui Zhou (1989): Acta Mineralogica Sinica 9(2), 136-140
'Unnamed (Ruthenium Oxide)'
Formula: (Ru,Fe)2O3
Reference: Xuecui Zhou and Shuihe Mao (1989): Acta Mineralogica Sinica 9(3), 257-261

List of minerals arranged by Strunz 10th Edition classification

Group 1 - Elements
'Iridium'1.AF.10(Ir,Os,Ru)
var: Osmiridium1.AF.10(Ir,Os,Ru)
Isoferroplatinum1.AG.35Pt3Fe
Osmium1.AF.05(Os,Ir,Ru)
var: Iridosmine1.AF.05(Os,Ir)
Ruthenium1.AF.05(Ru,Ir)
var: Iridrhodruthenium1.AF.05(Ru,Rh,Ir)
Group 2 - Sulphides and Sulfosalts
Laurite2.EB.05aRuS2
Group 4 - Oxides and Hydroxides
'Chromite'4.BB.05Fe2+Cr3+2O4
Unclassified Minerals, Rocks, etc.
Unnamed (Ruthenium Oxide)-(Ru,Fe)2O3

List of minerals arranged by Dana 8th Edition classification

Group 1 - NATIVE ELEMENTS AND ALLOYS
Platinum Group Metals and Alloys
Iridium1.2.1.2(Ir,Os,Ru)
Isoferroplatinum1.2.5.1Pt3Fe
Osmium1.2.2.1(Os,Ir,Ru)
Ruthenium1.2.2.2(Ru,Ir)
Group 2 - SULFIDES
AmBnXp, with (m+n):p = 1:2
Laurite2.12.1.10RuS2
Group 7 - MULTIPLE OXIDES
AB2X4
Chromite7.2.3.3Fe2+Cr3+2O4
Unclassified Minerals, Rocks, etc.
Iridium
var: Osmiridium
-(Ir,Os,Ru)
Osmium
var: Iridosmine
-(Os,Ir)
Ruthenium
var: Iridrhodruthenium
-(Ru,Rh,Ir)
'Unnamed (Ruthenium Oxide)'-(Ru,Fe)2O3

List of minerals for each chemical element

OOxygen
O ChromiteFe2+Cr23+O4
O Unnamed (Ruthenium Oxide)(Ru,Fe)2O3
SSulfur
S LauriteRuS2
CrChromium
Cr ChromiteFe2+Cr23+O4
FeIron
Fe ChromiteFe2+Cr23+O4
Fe IsoferroplatinumPt3Fe
Fe Unnamed (Ruthenium Oxide)(Ru,Fe)2O3
RuRuthenium
Ru Ruthenium (var: Iridrhodruthenium)(Ru,Rh,Ir)
Ru LauriteRuS2
Ru Iridium (var: Osmiridium)(Ir,Os,Ru)
Ru Ruthenium(Ru,Ir)
Ru Unnamed (Ruthenium Oxide)(Ru,Fe)2O3
RhRhodium
Rh Ruthenium (var: Iridrhodruthenium)(Ru,Rh,Ir)
OsOsmium
Os Osmium (var: Iridosmine)(Os,Ir)
Os Iridium (var: Osmiridium)(Ir,Os,Ru)
Os Osmium(Os,Ir,Ru)
IrIridium
Ir Iridium(Ir,Os,Ru)
Ir Osmium (var: Iridosmine)(Os,Ir)
Ir Ruthenium (var: Iridrhodruthenium)(Ru,Rh,Ir)
Ir Iridium (var: Osmiridium)(Ir,Os,Ru)
PtPlatinum
Pt IsoferroplatinumPt3Fe

References

Sort by

Year (asc) Year (desc) Author (A-Z) Author (Z-A)
Shuihe Mao and Xuecui Zhou (1989): Iridrhodruthenium and its matrix mineral - isoferroplatinum. Acta Mineralogica Sinica 9(2), 136-140.
Xuecui Zhou and Shuihe Mao (1989): The discovery and preliminary study of an unnamed mineral (Ru,Fe)2O3. Acta Mineralogica Sinica 9(3), 257-261.
Denghong Wang, Yuchuan Chen, Jue Xu, Jianmin Yang, Chunji Xue, and Shenghao Yan (2000): Cenozoic Mineralization in China, as a Key to Past Mineralization and a Clue to Future Prospecting. Acta Geologica Sinica 74(3), 478-484.


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