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Anduo Cr deposit, Amdo Co. (Anduo Co.), Nagqu, Tibet, Chinai
| Regional Level Types | |
|---|---|
| Anduo Cr deposit | Deposit |
| Amdo Co. (Anduo Co.) | County |
| Nagqu | City |
| Tibet | Autonomous Region |
| China | Country |
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Located about 350 km NNE of Lhasa.
Select Mineral List Type
Standard Detailed Gallery Strunz Chemical ElementsDetailed Mineral List:
| ⓘ Anduoite (TL) Formula: RuAs2 Type Locality: Description: The mineral occurs as massive grains or granular aggregates (60 to 100 μ) in a chromium deposit related to augite, peridotite, and dunite…Anduoite and other arsenides and sulfarsenides, often distributed around the grains of rutheniridsosmine, are closely associated with irarsite and show replacement of irarsite |
| ⓘ Chalcopyrite Formula: CuFeS2 |
| ⓘ 'Chrome-Spinel (of Dana)' |
| ⓘ Galena Formula: PbS |
| ⓘ Irarsite Formula: (Ir,Ru,Rh,Pt)AsS |
| ⓘ Iridarsenite Formula: (Ir,Ru)As2 |
| ⓘ Laurite Formula: RuS2 |
| ⓘ Löllingite Formula: FeAs2 |
| ⓘ Magnetite Formula: Fe2+Fe3+2O4 |
| ⓘ Marcasite Formula: FeS2 |
| ⓘ Millerite Formula: NiS |
| ⓘ Molybdenite Formula: MoS2 |
| ⓘ Native Chromium (TL) Formula: Cr Type Locality: |
| ⓘ Native Iridium Formula: (Ir,Os,Ru) |
| ⓘ Native Iridium var. Osmiridium Formula: (Ir,Os,Ru) |
| ⓘ Native Iridium var. Ruthenosmiridium Formula: (Ir,Os,Ru) |
| ⓘ Native Osmium Formula: (Os,Ir,Ru) |
| ⓘ Osarsite Formula: (Os,Ru)AsS |
| ⓘ Pyrite Formula: FeS2 |
| ⓘ Pyrrhotite Formula: Fe1-xS |
| ⓘ Ruarsite (TL) Formula: (Ru,Os)AsS Type Locality: Description: In chromium ores from the Alpine-type ultramafic. |
| ⓘ Ruthenarsenite Formula: (Ru,Ni)As |
| ⓘ Rutheniridosmine Formula: (Ir,Os,Ru) |
| ⓘ Sperrylite Formula: PtAs2 |
| ⓘ Spinel Formula: MgAl2O4 |
| ⓘ Violarite Formula: Fe2+Ni3+2S4 |
Gallery:
List of minerals arranged by Strunz 10th Edition classification
| Group 1 - Elements | |||
|---|---|---|---|
| ⓘ | Native Chromium (TL) | 1.AE.05 | Cr |
| ⓘ | Native Osmium | 1.AF.05 | (Os,Ir,Ru) |
| ⓘ | Rutheniridosmine | 1.AF.05 | (Ir,Os,Ru) |
| ⓘ | Native Iridium | 1.AF.10 | (Ir,Os,Ru) |
| ⓘ | var. Ruthenosmiridium | 1.AF.10 | (Ir,Os,Ru) |
| ⓘ | var. Osmiridium | 1.AF.10 | (Ir,Os,Ru) |
| Group 2 - Sulphides and Sulfosalts | |||
| ⓘ | Chalcopyrite | 2.CB.10a | CuFeS2 |
| ⓘ | Pyrrhotite | 2.CC.10 | Fe1-xS |
| ⓘ | Ruthenarsenite | 2.CC.15 | (Ru,Ni)As |
| ⓘ | Millerite | 2.CC.20 | NiS |
| ⓘ | Galena | 2.CD.10 | PbS |
| ⓘ | Violarite | 2.DA.05 | Fe2+Ni3+2S4 |
| ⓘ | Molybdenite | 2.EA.30 | MoS2 |
| ⓘ | Iridarsenite | 2.EB. | (Ir,Ru)As2 |
| ⓘ | Laurite | 2.EB.05a | RuS2 |
| ⓘ | Pyrite | 2.EB.05a | FeS2 |
| ⓘ | Sperrylite | 2.EB.05a | PtAs2 |
| ⓘ | Marcasite | 2.EB.10a | FeS2 |
| ⓘ | Anduoite (TL) | 2.EB.15a | RuAs2 |
| ⓘ | Löllingite | 2.EB.15a | FeAs2 |
| ⓘ | Osarsite | 2.EB.20 | (Os,Ru)AsS |
| ⓘ | Ruarsite (TL) | 2.EB.20 | (Ru,Os)AsS |
| ⓘ | Irarsite | 2.EB.25 | (Ir,Ru,Rh,Pt)AsS |
| Group 4 - Oxides and Hydroxides | |||
| ⓘ | Magnetite | 4.BB.05 | Fe2+Fe3+2O4 |
| ⓘ | Spinel | 4.BB.05 | MgAl2O4 |
| Unclassified | |||
| ⓘ | 'Chrome-Spinel (of Dana)' | - | |
List of minerals for each chemical element
Other Regions, Features and Areas containing this locality
Asia
- Hindukush Himalayan RegionGroup of Mountain Ranges
China
- Northern Tibet Li Mineral BeltMineral Belt
Eurasian PlateTectonic Plate
- Qiangtang TerraneAccretionary Complex
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