Luerma porphyry Cu deposit, CoqΓͺn Co. (Cuoqin Co.), Ngari, Tibet, Chinai
Regional Level Types | |
---|---|
Luerma porphyry Cu deposit | Deposit |
CoqΓͺn Co. (Cuoqin Co.) | County |
Ngari | Prefecture |
Tibet | Autonomous Region |
China | Country |
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Latitude & Longitude (WGS84):
30° 2' 30'' North , 85° 43' 0'' East
Latitude & Longitude (decimal):
Type:
KΓΆppen climate type:
Mindat Locality ID:
436075
Long-form identifier:
mindat:1:2:436075:2
GUID (UUID V4):
71a36b05-fa8a-48bc-844e-8629c017cfa5
The Luerma porphyry is a strongly peraluminous shoshonite series rock, is rich in silicon total alkalis, potassium and aluminum, has low contents of calcium, magnesium, and iron. It is enriched in light rare earth elements and large ion lithophile elements, relatively depleted in heavy rare earth elements and high field strength elements, and has negative Eu anomalies and no Ce anomalies. Three copper (gold) orebodies (Cu-1, Au(Cu)-2, Cu-3) were identified from a preliminary evaluation of a trench and drill cores.
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Standard Detailed Gallery Strunz Chemical ElementsCommodity List
This is a list of exploitable or exploited mineral commodities recorded at this locality.Mineral List
16 valid minerals.
Rock Types Recorded
Note: data is currently VERY limited. Please bear with us while we work towards adding this information!
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Alphabetical List Tree DiagramDetailed Mineral List:
Gallery:
List of minerals arranged by Strunz 10th Edition classification
Group 1 - Elements | |||
---|---|---|---|
β | Gold | 1.AA.05 | Au |
Group 2 - Sulphides and Sulfosalts | |||
β | Acanthite | 2.BA.35 | Ag2S |
β | Chalcopyrite | 2.CB.10a | CuFeS2 |
β | Covellite | 2.CA.05a | CuS |
β | Galena | 2.CD.10 | PbS |
β | Molybdenite | 2.EA.30 | MoS2 |
β | Pyrite | 2.EB.05a | FeS2 |
β | Sphalerite | 2.CB.05a | ZnS |
Group 4 - Oxides and Hydroxides | |||
β | Magnetite | 4.BB.05 | Fe2+Fe3+2O4 |
β | Quartz | 4.DA.05 | SiO2 |
Group 5 - Nitrates and Carbonates | |||
β | Azurite | 5.BA.05 | Cu3(CO3)2(OH)2 |
β | Calcite | 5.AB.05 | CaCO3 |
β | Malachite | 5.BA.10 | Cu2(CO3)(OH)2 |
Group 9 - Silicates | |||
β | Epidote | 9.BG.05a | (CaCa)(AlAlFe3+)O[Si2O7][SiO4](OH) |
β | Muscovite | 9.EC.15 | KAl2(AlSi3O10)(OH)2 |
β | var. Sericite | 9.EC.15 | KAl2(AlSi3O10)(OH)2 |
β | Zircon | 9.AD.30 | Zr(SiO4) |
Unclassified Minerals, Rocks, etc. | |||
β | 'Apatite' | - | Ca5(PO4)3(Cl/F/OH) |
β | 'Biotite' | - | K(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2 or Simplified: K(Mg,Fe)3AlSi3O10(OH)2 |
β | 'K Feldspar' | - | |
β | 'Limonite' | - | |
β | 'Plagioclase' | - | (Na,Ca)[(Si,Al)AlSi2]O8 |
List of minerals for each chemical element
H | Hydrogen | |
---|---|---|
H | β Apatite | Ca5(PO4)3(Cl/F/OH) |
H | β Azurite | Cu3(CO3)2(OH)2 |
H | β Biotite | K(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2 or Simplified: K(Mg,Fe)3AlSi3O10(OH)2 |
H | β Epidote | (CaCa)(AlAlFe3+)O[Si2O7][SiO4](OH) |
H | β Malachite | Cu2(CO3)(OH)2 |
H | β Muscovite var. Sericite | KAl2(AlSi3O10)(OH)2 |
H | β Muscovite | KAl2(AlSi3O10)(OH)2 |
C | Carbon | |
C | β Azurite | Cu3(CO3)2(OH)2 |
C | β Calcite | CaCO3 |
C | β Malachite | Cu2(CO3)(OH)2 |
O | Oxygen | |
O | β Apatite | Ca5(PO4)3(Cl/F/OH) |
O | β Azurite | Cu3(CO3)2(OH)2 |
O | β Biotite | K(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2 or Simplified: K(Mg,Fe)3AlSi3O10(OH)2 |
O | β Calcite | CaCO3 |
O | β Epidote | (CaCa)(AlAlFe3+)O[Si2O7][SiO4](OH) |
O | β Magnetite | Fe2+Fe23+O4 |
O | β Malachite | Cu2(CO3)(OH)2 |
O | β Plagioclase | (Na,Ca)[(Si,Al)AlSi2]O8 |
O | β Quartz | SiO2 |
O | β Muscovite var. Sericite | KAl2(AlSi3O10)(OH)2 |
O | β Zircon | Zr(SiO4) |
O | β Muscovite | KAl2(AlSi3O10)(OH)2 |
F | Fluorine | |
F | β Apatite | Ca5(PO4)3(Cl/F/OH) |
F | β Biotite | K(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2 or Simplified: K(Mg,Fe)3AlSi3O10(OH)2 |
Na | Sodium | |
Na | β Plagioclase | (Na,Ca)[(Si,Al)AlSi2]O8 |
Mg | Magnesium | |
Mg | β Biotite | K(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2 or Simplified: K(Mg,Fe)3AlSi3O10(OH)2 |
Al | Aluminium | |
Al | β Biotite | K(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2 or Simplified: K(Mg,Fe)3AlSi3O10(OH)2 |
Al | β Epidote | (CaCa)(AlAlFe3+)O[Si2O7][SiO4](OH) |
Al | β Plagioclase | (Na,Ca)[(Si,Al)AlSi2]O8 |
Al | β Muscovite var. Sericite | KAl2(AlSi3O10)(OH)2 |
Al | β Muscovite | KAl2(AlSi3O10)(OH)2 |
Si | Silicon | |
Si | β Biotite | K(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2 or Simplified: K(Mg,Fe)3AlSi3O10(OH)2 |
Si | β Epidote | (CaCa)(AlAlFe3+)O[Si2O7][SiO4](OH) |
Si | β Plagioclase | (Na,Ca)[(Si,Al)AlSi2]O8 |
Si | β Quartz | SiO2 |
Si | β Muscovite var. Sericite | KAl2(AlSi3O10)(OH)2 |
Si | β Zircon | Zr(SiO4) |
Si | β Muscovite | KAl2(AlSi3O10)(OH)2 |
P | Phosphorus | |
P | β Apatite | Ca5(PO4)3(Cl/F/OH) |
S | Sulfur | |
S | β Acanthite | Ag2S |
S | β Chalcopyrite | CuFeS2 |
S | β Covellite | CuS |
S | β Galena | PbS |
S | β Molybdenite | MoS2 |
S | β Pyrite | FeS2 |
S | β Sphalerite | ZnS |
Cl | Chlorine | |
Cl | β Apatite | Ca5(PO4)3(Cl/F/OH) |
K | Potassium | |
K | β Biotite | K(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2 or Simplified: K(Mg,Fe)3AlSi3O10(OH)2 |
K | β Muscovite var. Sericite | KAl2(AlSi3O10)(OH)2 |
K | β Muscovite | KAl2(AlSi3O10)(OH)2 |
Ca | Calcium | |
Ca | β Apatite | Ca5(PO4)3(Cl/F/OH) |
Ca | β Calcite | CaCO3 |
Ca | β Epidote | (CaCa)(AlAlFe3+)O[Si2O7][SiO4](OH) |
Ca | β Plagioclase | (Na,Ca)[(Si,Al)AlSi2]O8 |
Ti | Titanium | |
Ti | β Biotite | K(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2 or Simplified: K(Mg,Fe)3AlSi3O10(OH)2 |
Fe | Iron | |
Fe | β Biotite | K(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2 or Simplified: K(Mg,Fe)3AlSi3O10(OH)2 |
Fe | β Chalcopyrite | CuFeS2 |
Fe | β Epidote | (CaCa)(AlAlFe3+)O[Si2O7][SiO4](OH) |
Fe | β Magnetite | Fe2+Fe23+O4 |
Fe | β Pyrite | FeS2 |
Cu | Copper | |
Cu | β Azurite | Cu3(CO3)2(OH)2 |
Cu | β Chalcopyrite | CuFeS2 |
Cu | β Covellite | CuS |
Cu | β Malachite | Cu2(CO3)(OH)2 |
Zn | Zinc | |
Zn | β Sphalerite | ZnS |
Zr | Zirconium | |
Zr | β Zircon | Zr(SiO4) |
Mo | Molybdenum | |
Mo | β Molybdenite | MoS2 |
Ag | Silver | |
Ag | β Acanthite | Ag2S |
Au | Gold | |
Au | β Gold | Au |
Pb | Lead | |
Pb | β Galena | PbS |
Other Regions, Features and Areas containing this locality
AsiaContinent
- Hindukush Himalayan RegionGroup of Mountain Ranges
China
- ⭔Southwest ChinaRegion
Eurasian PlateTectonic Plate
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References
[1]Liu, Hong, Huang, Hanxiao, Li, Guangming, Li, Wenchang, Zhang, Linkui, Lan, Shuangshuang, LΓΌ, Menghong, Song, Wenjie (2023) Subduction-related Late Triassic Luerma porphyry copper deposit, western Gangdese, Tibet, China: Evidence from geology, geochemistry, and geochronology. Ore Geology Reviews, 154. 105253 doi:10.1016/j.oregeorev.2022.105253