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Nanjinshan Au Mine, Subei Co., Jiuquan, Gansu, Chinai
| Regional Level Types | |
|---|---|
| Nanjinshan Au Mine | Mine |
| Subei Co. | County |
| Jiuquan | Prefecture-level City |
| Gansu | Province |
| China | Country |
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Latitude & Longitude (WGS84):
41° 57' 46'' North , 96° 10' 11'' East
Latitude & Longitude (decimal):
Type:
Kรถppen climate type:
Name(s) in local language(s):
ๅ้ๅฑฑ้็ฟ, ่ๅ่ๅคๆ่ชๆฒปๅฟ, ้
ๆณๅธ, ็่็, ไธญๅฝ
High sulphidation type epithermal gold deposit, related to breccias occurring along the southern margin of the Hongliuhe fault zone. Gold mineralizations occur in quartz veins, in veinlets and as disseminations in altered rocks, hosted by late Paleozoic sedimentary rocks and related to a Hercynian granitoid intrusion.
Select Mineral List Type
Standard Detailed Gallery Strunz Chemical ElementsCommodity List
This is a list of exploitable or exploited mineral commodities recorded at this locality.Mineral List
22 valid minerals.
Rock Types Recorded
Select Rock List Type
Alphabetical List Tree DiagramDetailed Mineral List:
| โ Alunite Formula: KAl3(SO4)2(OH)6 |
| โ Arsenopyrite Formula: FeAsS |
| โ Baryte Formula: BaSO4 |
| โ Calcite Formula: CaCO3 |
| โ Chalcopyrite Formula: CuFeS2 |
| โ Chlorargyrite Formula: AgCl |
| โ Cinnabar Formula: HgS |
| โ Galena Formula: PbS |
| โ Hematite Formula: Fe2O3 |
| โ Jarosite Formula: KFe3+3(SO4)2(OH)6 |
| โ 'Limonite' |
| โ Magnetite Formula: Fe2+Fe3+2O4 |
| โ Malachite Formula: Cu2(CO3)(OH)2 |
| โ Muscovite Formula: KAl2(AlSi3O10)(OH)2 |
| โ Muscovite var. Sericite Formula: KAl2(AlSi3O10)(OH)2 |
| โ Native Gold Formula: Au |
| โ Native Gold var. Electrum Formula: (Au,Ag) |
| โ Native Silver Formula: Ag |
| โ Opal Formula: SiO2 · nH2O |
| โ Pyrite Formula: FeS2 |
| โ Pyrophyllite Formula: Al2Si4O10(OH)2 |
| โ Pyrrhotite Formula: Fe1-xS |
| โ Quartz Formula: SiO2 References: |
| โ Quartz var. Chalcedony Formula: SiO2 |
| โ Sphalerite Formula: ZnS |
| โ Stibnite Formula: Sb2S3 |
Gallery:
List of minerals arranged by Strunz 10th Edition classification
| Group 1 - Elements | |||
|---|---|---|---|
| โ | Native Gold var. Electrum | 1.AA.05 | (Au,Ag) |
| โ | 1.AA.05 | Au | |
| โ | Native Silver | 1.AA.05 | Ag |
| Group 2 - Sulphides and Sulfosalts | |||
| โ | Sphalerite | 2.CB.05a | ZnS |
| โ | Chalcopyrite | 2.CB.10a | CuFeS2 |
| โ | Pyrrhotite | 2.CC.10 | Fe1-xS |
| โ | Galena | 2.CD.10 | PbS |
| โ | Cinnabar | 2.CD.15a | HgS |
| โ | Stibnite | 2.DB.05 | Sb2S3 |
| โ | Pyrite | 2.EB.05a | FeS2 |
| โ | Arsenopyrite | 2.EB.20 | FeAsS |
| Group 3 - Halides | |||
| โ | Chlorargyrite | 3.AA.15 | AgCl |
| Group 4 - Oxides and Hydroxides | |||
| โ | Magnetite | 4.BB.05 | Fe2+Fe3+2O4 |
| โ | Hematite | 4.CB.05 | Fe2O3 |
| โ | Quartz var. Chalcedony | 4.DA.05 | SiO2 |
| โ | 4.DA.05 | SiO2 | |
| โ | Opal | 4.DA.10 | SiO2 ยท nH2O |
| Group 5 - Nitrates and Carbonates | |||
| โ | Calcite | 5.AB.05 | CaCO3 |
| โ | Malachite | 5.BA.10 | Cu2(CO3)(OH)2 |
| Group 7 - Sulphates, Chromates, Molybdates and Tungstates | |||
| โ | Baryte | 7.AD.35 | BaSO4 |
| โ | Alunite | 7.BC.10 | KAl3(SO4)2(OH)6 |
| โ | Jarosite | 7.BC.10 | KFe3+3(SO4)2(OH)6 |
| Group 9 - Silicates | |||
| โ | Pyrophyllite | 9.EC.10 | Al2Si4O10(OH)2 |
| โ | Muscovite | 9.EC.15 | KAl2(AlSi3O10)(OH)2 |
| โ | var. Sericite | 9.EC.15 | KAl2(AlSi3O10)(OH)2 |
| Unclassified | |||
| โ | 'Limonite' | - | |
List of minerals for each chemical element
Geochronology
Mineralization age: Middle Triassic : 242.8 ยฑ 0.8 MaImportant note: This table is based only on rock and mineral ages recorded on mindat.org for this locality and is not necessarily a complete representation of the geochronology, but does give an indication of possible mineralization events relevant to this locality. As more age information is added this table may expand in the future. A break in the table simply indicates a lack of data entered here, not necessarily a break in the geologic sequence. Grey background entries are from different, related, localities.
| Geologic Time | Rocks, Minerals and Events | ||||||
|---|---|---|---|---|---|---|---|
| Phanerozoic | |||||||
| Mesozoic | |||||||
| Triassic | |||||||
| Middle Triassic |
| ||||||
Other Regions, Features and Areas containing this locality
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