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Xiaowannanshan Au deposit, Guazhou Co. (Anxi Co.), Jiuquan, Gansu, Chinai
Regional Level Types
Xiaowannanshan Au depositDeposit
Guazhou Co. (Anxi Co.)County
JiuquanPrefecture
GansuProvince
ChinaCountry

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Key
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Name(s) in local language(s):小宛南山金矿, 瓜州县, 酒泉市, 甘肃省, 中国
Latitude & Longitude (WGS84): 40° 22' 30'' North , 96° 10' 0'' East
Latitude & Longitude (decimal): 40.37500,96.16667
GeoHash:G#: wphmsq43m
Locality type:Deposit
Köppen climate type:BWk : Cold desert climate


Metamorphic-hydrothermal gold deposit, hosted in granitoidic rocks within an Archean greenstone belt.

Select Mineral List Type

Standard Detailed Strunz Dana Chemical Elements

Mineral List


12 valid minerals.

Detailed Mineral List:

Actinolite
Formula: ☐{Ca2}{Mg4.5-2.5Fe0.5-2.5}(Si8O22)(OH)2
Reference: Guobao An (2005): Geology and Prospecting 41(3), 27-32; Qingshan Wang (2008): Gold Science and Technology 16(1), 28-34
Albite
Formula: Na(AlSi3O8)
Reference: Guobao An (2005): Geology and Prospecting 41(3), 27-32; Qingshan Wang (2008): Gold Science and Technology 16(1), 28-34
Calaverite
Formula: AuTe2
Reference: Guobao An (2005): Geology and Prospecting 41(3), 27-32; Qingshan Wang (2008): Gold Science and Technology 16(1), 28-34
Calcite
Formula: CaCO3
Reference: Guobao An (2005): Geology and Prospecting 41(3), 27-32
Calcite var: Ferroan Calcite
Formula: (Ca,Fe)CO3
Reference: Guobao An (2005): Geology and Prospecting 41(3), 27-32
Chalcopyrite
Formula: CuFeS2
Reference: Guobao An (2005): Geology and Prospecting 41(3), 27-32; Qingshan Wang (2008): Gold Science and Technology 16(1), 28-34
'Chlorite Group'
Reference: Guobao An (2005): Geology and Prospecting 41(3), 27-32; Qingshan Wang (2008): Gold Science and Technology 16(1), 28-34
'Electrum'
Formula: (Au, Ag)
Reference: Guobao An (2005): Geology and Prospecting 41(3), 27-32; Qingshan Wang (2008): Gold Science and Technology 16(1), 28-34
Epidote
Formula: {Ca2}{Al2Fe3+}(Si2O7)(SiO4)O(OH)
Reference: Guobao An (2005): Geology and Prospecting 41(3), 27-32; Qingshan Wang (2008): Gold Science and Technology 16(1), 28-34
Gold
Formula: Au
Reference: Guobao An (2005): Geology and Prospecting 41(3), 27-32; Qingshan Wang (2008): Gold Science and Technology 16(1), 28-34
'Hornblende'
Reference: Guobao An (2005): Geology and Prospecting 41(3), 27-32
'Hydrogoethite'
Formula: 3Fe2O3·4H2O
Reference: Guobao An (2005): Geology and Prospecting 41(3), 27-32
Jarosite
Formula: KFe3+ 3(SO4)2(OH)6
Reference: Guobao An (2005): Geology and Prospecting 41(3), 27-32; Qingshan Wang (2008): Gold Science and Technology 16(1), 28-34
'Limonite'
Formula: (Fe,O,OH,H2O)
Reference: Guobao An (2005): Geology and Prospecting 41(3), 27-32; Qingshan Wang (2008): Gold Science and Technology 16(1), 28-34
Malachite
Formula: Cu2(CO3)(OH)2
Reference: Qingshan Wang (2008): Gold Science and Technology 16(1), 28-34
Muscovite
Formula: KAl2(AlSi3O10)(OH)2
Reference: Guobao An (2005): Geology and Prospecting 41(3), 27-32
Muscovite var: Sericite
Formula: KAl2(AlSi3O10)(OH)2
Reference: Guobao An (2005): Geology and Prospecting 41(3), 27-32; Qingshan Wang (2008): Gold Science and Technology 16(1), 28-34
Pyrite
Formula: FeS2
Reference: Guobao An (2005): Geology and Prospecting 41(3), 27-32; Qingshan Wang (2008): Gold Science and Technology 16(1), 28-34
Pyrite var: Cobaltoan Pyrite
Formula: (Fe,Co)S2
Reference: Qingshan Wang (2008): Gold Science and Technology 16(1), 28-34
Quartz
Formula: SiO2
Reference: Guobao An (2005): Geology and Prospecting 41(3), 27-32; Qingshan Wang (2008): Gold Science and Technology 16(1), 28-34

List of minerals arranged by Strunz 10th Edition classification

Group 1 - Elements
Electrum1.AA.05(Au, Ag)
Gold1.AA.05Au
Group 2 - Sulphides and Sulfosalts
'Calaverite'2.EA.10AuTe2
'Chalcopyrite'2.CB.10aCuFeS2
Pyrite2.EB.05aFeS2
var: Cobaltoan Pyrite2.EB.05a(Fe,Co)S2
Group 4 - Oxides and Hydroxides
Quartz4.DA.05SiO2
Group 5 - Nitrates and Carbonates
'Calcite'5.AB.05CaCO3
var: Ferroan Calcite5.AB.05(Ca,Fe)CO3
Malachite5.BA.10Cu2(CO3)(OH)2
Group 7 - Sulphates, Chromates, Molybdates and Tungstates
Jarosite7.BC.10KFe3+ 3(SO4)2(OH)6
Group 9 - Silicates
'Actinolite'9.DE.10☐{Ca2}{Mg4.5-2.5Fe0.5-2.5}(Si8O22)(OH)2
'Albite'9.FA.35Na(AlSi3O8)
Epidote9.BG.05a{Ca2}{Al2Fe3+}(Si2O7)(SiO4)O(OH)
Muscovite9.EC.15KAl2(AlSi3O10)(OH)2
var: Sericite9.EC.15KAl2(AlSi3O10)(OH)2
Unclassified Minerals, Rocks, etc.
'Chlorite Group'-
Hornblende-
Hydrogoethite-3Fe2O3·4H2O
Limonite-(Fe,O,OH,H2O)

List of minerals arranged by Dana 8th Edition classification

Group 1 - NATIVE ELEMENTS AND ALLOYS
Metals, other than the Platinum Group
Gold1.1.1.1Au
Group 2 - SULFIDES
AmBnXp, with (m+n):p = 1:1
Chalcopyrite2.9.1.1CuFeS2
AmBnXp, with (m+n):p = 1:2
Calaverite2.12.13.2AuTe2
Pyrite2.12.1.1FeS2
Group 14 - ANHYDROUS NORMAL CARBONATES
A(XO3)
Calcite14.1.1.1CaCO3
Group 16a - ANHYDROUS CARBONATES CONTAINING HYDROXYL OR HALOGEN
Malachite16a.3.1.1Cu2(CO3)(OH)2
Group 30 - ANHYDROUS SULFATES CONTAINING HYDROXYL OR HALOGEN
(AB)2(XO4)Zq
Jarosite30.2.5.1KFe3+ 3(SO4)2(OH)6
Group 58 - SOROSILICATES Insular, Mixed, Single, and Larger Tetrahedral Groups
Insular, Mixed, Single, and Larger Tetrahedral Groups with cations in [6] and higher coordination; single and double groups (n = 1, 2)
Epidote58.2.1a.7{Ca2}{Al2Fe3+}(Si2O7)(SiO4)O(OH)
Group 71 - PHYLLOSILICATES Sheets of Six-Membered Rings
Sheets of 6-membered rings with 2:1 layers
Muscovite71.2.2a.1KAl2(AlSi3O10)(OH)2
Group 75 - TECTOSILICATES Si Tetrahedral Frameworks
Si Tetrahedral Frameworks - SiO2 with [4] coordinated Si
Quartz75.1.3.1SiO2
Group 76 - TECTOSILICATES Al-Si Framework
Al-Si Framework with Al-Si frameworks
Albite76.1.3.1Na(AlSi3O8)
Unclassified Minerals, Rocks, etc.
Actinolite-☐{Ca2}{Mg4.5-2.5Fe0.5-2.5}(Si8O22)(OH)2
Calcite
var: Ferroan Calcite
-(Ca,Fe)CO3
'Chlorite Group'-
'Electrum'-(Au, Ag)
'Hornblende'-
'Hydrogoethite'-3Fe2O3·4H2O
'Limonite'-(Fe,O,OH,H2O)
Muscovite
var: Sericite
-KAl2(AlSi3O10)(OH)2
Pyrite
var: Cobaltoan Pyrite
-(Fe,Co)S2

List of minerals for each chemical element

HHydrogen
H Actinolite☐{Ca2}{Mg4.5-2.5Fe0.5-2.5}(Si8O22)(OH)2
H Epidote{Ca2}{Al2Fe3+}(Si2O7)(SiO4)O(OH)
H Hydrogoethite3Fe2O3·4H2O
H JarositeKFe3+ 3(SO4)2(OH)6
H Limonite(Fe,O,OH,H2O)
H MalachiteCu2(CO3)(OH)2
H MuscoviteKAl2(AlSi3O10)(OH)2
H Muscovite (var: Sericite)KAl2(AlSi3O10)(OH)2
CCarbon
C CalciteCaCO3
C Calcite (var: Ferroan Calcite)(Ca,Fe)CO3
C MalachiteCu2(CO3)(OH)2
OOxygen
O Actinolite☐{Ca2}{Mg4.5-2.5Fe0.5-2.5}(Si8O22)(OH)2
O AlbiteNa(AlSi3O8)
O CalciteCaCO3
O Epidote{Ca2}{Al2Fe3+}(Si2O7)(SiO4)O(OH)
O Calcite (var: Ferroan Calcite)(Ca,Fe)CO3
O Hydrogoethite3Fe2O3·4H2O
O JarositeKFe3+ 3(SO4)2(OH)6
O Limonite(Fe,O,OH,H2O)
O MalachiteCu2(CO3)(OH)2
O MuscoviteKAl2(AlSi3O10)(OH)2
O QuartzSiO2
O Muscovite (var: Sericite)KAl2(AlSi3O10)(OH)2
NaSodium
Na AlbiteNa(AlSi3O8)
MgMagnesium
Mg Actinolite☐{Ca2}{Mg4.5-2.5Fe0.5-2.5}(Si8O22)(OH)2
AlAluminium
Al AlbiteNa(AlSi3O8)
Al Epidote{Ca2}{Al2Fe3+}(Si2O7)(SiO4)O(OH)
Al MuscoviteKAl2(AlSi3O10)(OH)2
Al Muscovite (var: Sericite)KAl2(AlSi3O10)(OH)2
SiSilicon
Si Actinolite☐{Ca2}{Mg4.5-2.5Fe0.5-2.5}(Si8O22)(OH)2
Si AlbiteNa(AlSi3O8)
Si Epidote{Ca2}{Al2Fe3+}(Si2O7)(SiO4)O(OH)
Si MuscoviteKAl2(AlSi3O10)(OH)2
Si QuartzSiO2
Si Muscovite (var: Sericite)KAl2(AlSi3O10)(OH)2
SSulfur
S ChalcopyriteCuFeS2
S Pyrite (var: Cobaltoan Pyrite)(Fe,Co)S2
S JarositeKFe3+ 3(SO4)2(OH)6
S PyriteFeS2
KPotassium
K JarositeKFe3+ 3(SO4)2(OH)6
K MuscoviteKAl2(AlSi3O10)(OH)2
K Muscovite (var: Sericite)KAl2(AlSi3O10)(OH)2
CaCalcium
Ca Actinolite☐{Ca2}{Mg4.5-2.5Fe0.5-2.5}(Si8O22)(OH)2
Ca CalciteCaCO3
Ca Epidote{Ca2}{Al2Fe3+}(Si2O7)(SiO4)O(OH)
Ca Calcite (var: Ferroan Calcite)(Ca,Fe)CO3
FeIron
Fe Actinolite☐{Ca2}{Mg4.5-2.5Fe0.5-2.5}(Si8O22)(OH)2
Fe ChalcopyriteCuFeS2
Fe Pyrite (var: Cobaltoan Pyrite)(Fe,Co)S2
Fe Epidote{Ca2}{Al2Fe3+}(Si2O7)(SiO4)O(OH)
Fe Calcite (var: Ferroan Calcite)(Ca,Fe)CO3
Fe Hydrogoethite3Fe2O3·4H2O
Fe JarositeKFe3+ 3(SO4)2(OH)6
Fe Limonite(Fe,O,OH,H2O)
Fe PyriteFeS2
CoCobalt
Co Pyrite (var: Cobaltoan Pyrite)(Fe,Co)S2
CuCopper
Cu ChalcopyriteCuFeS2
Cu MalachiteCu2(CO3)(OH)2
AgSilver
Ag Electrum(Au, Ag)
TeTellurium
Te CalaveriteAuTe2
AuGold
Au CalaveriteAuTe2
Au Electrum(Au, Ag)
Au GoldAu

Regional Geology

This geological map and associated information on rock units at or nearby to the coordinates given for this locality is based on relatively small scale geological maps provided by various national Geological Surveys. This does not necessarily represent the complete geology at this locality but it gives a background for the region in which it is found.

Click on geological units on the map for more information. Click here to view full-screen map on Macrostrat.org

Neogene
2.588 - 23.03 Ma



ID: 3185035
Cenozoic sedimentary rocks

Age: Neogene (2.588 - 23.03 Ma)

Comments: Tarim Basin; Tarim Basin

Lithology: Sedimentary rocks

Reference: Chorlton, L.B. Generalized geology of the world: bedrock domains and major faults in GIS format: a small-scale world geology map with an extended geological attribute database. doi: 10.4095/223767. Geological Survey of Canada, Open File 5529. [154]

Data and map coding provided by Macrostrat.org, used under Creative Commons Attribution 4.0 License

References

Sort by

Year (asc) Year (desc) Author (A-Z) Author (Z-A)
Guobao An (2005): Geological characteristics and genesis of Xiaowannanshan gold deposit in western Gansu Province. Geology and Prospecting 41(3), 27-32.
Qingshan Wang (2008): The controlling factors of gold deposit and the seeking direction in Xiaowannanshan area which has concentrated gold deposit. Gold Science and Technology 16(1), 28-34 (in Chinese with English abstract).


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