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Laochang ore field (Laochang Mine), Gejiu Sn-polymetallic ore field, Gejiu Co., Honghe Autonomous Prefecture, Yunnan, China

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Name(s) in local language(s):老厂锡矿田 (老厂锡矿), 个旧锡多金属矿田, 个旧市, 红河哈尼族彝族自治州, 云南省, 中国
Location is approximate, estimate based on other nearby localities.
 
Latitude & Longitude (WGS84): 23° North , 103° East (est.)
Margin of Error:~8km
Locality type:Ore Field
Köppen climate type:Cwa : Monsoon-influenced humid subtropical climate


Hydrothermal Sn-Be vein-type deposits.
Located about 11 km SE of Gejiu City.

Regions containing this locality

Southwest China, China

Region - 931 mineral species & varietal names listed

Select Mineral List Type

Standard Detailed Strunz Dana Chemical Elements

Mineral List

Mineral list contains entries from the region specified including sub-localities

17 valid minerals.

Detailed Mineral List:

Arsenopyrite
Formula: FeAsS
Reference: Zongxi Yang, Jingwen Mao, Maohong Chen, Xiang Tong, Junde Wu, Yanbo Cheng, and Haijie Zhao (2009): Mineral Deposits 28(3), 336-344
Beryl
Formula: Be3Al2(Si6O18)
Reference: Zongxi Yang, Jingwen Mao, Maohong Chen, Xiang Tong, Junde Wu, Yanbo Cheng, and Haijie Zhao (2009): Mineral Deposits 28(3), 336-344
Cassiterite
Formula: SnO2
Chalcopyrite
Formula: CuFeS2
Reference: Zongxi Yang, Jingwen Mao, Maohong Chen, Xiang Tong, Junde Wu, Yanbo Cheng, and Haijie Zhao (2009): Mineral Deposits 28(3), 336-344
Diopside
Formula: CaMgSi2O6
Dolomite
Formula: CaMg(CO3)2
'Feldspar Group'
Reference: Zongxi Yang, Jingwen Mao, Maohong Chen, Xiang Tong, Junde Wu, Yanbo Cheng, and Haijie Zhao (2009): Mineral Deposits 28(3), 336-344
Fluorite
Formula: CaF2
Reference: Zongxi Yang, Jingwen Mao, Maohong Chen, Xiang Tong, Junde Wu, Yanbo Cheng, and Haijie Zhao (2009): Mineral Deposits 28(3), 336-344
Galena
Formula: PbS
Reference: Huan Zhang, Taiyi Luo, Henmin Gao, Deyun Ma, and Yan Tao (2007): Chinese Journal of Geochemistry 26(4), 439-445.
'Garnet Group'
Formula: X3Z2(SiO4)3
Hemimorphite
Formula: Zn4Si2O7(OH)2 · H2O
Reference: Ottens, B. (2006): LAPIS 31 (4), 20
Kipushite
Formula: (Cu,Zn)5Zn(PO4)2(OH)6 · H2O
Reference: V. Bourgoin, G. Favreau (2010) Association Jean Wyart, bilan des activités 2009. Le Cahier des Micromonteurs n°107; p.6
'Lepidolite'
Reference: Zongxi Yang, Jingwen Mao, Maohong Chen, Xiang Tong, Junde Wu, Yanbo Cheng, and Haijie Zhao (2009): Mineral Deposits 28(3), 336-344
Muscovite
Formula: KAl2(AlSi3O10)(OH)2
Reference: Zongxi Yang, Jingwen Mao, Maohong Chen, Xiang Tong, Junde Wu, Yanbo Cheng, and Haijie Zhao (2009): Mineral Deposits 28(3), 336-344
Muscovite var: Sericite
Formula: KAl2(AlSi3O10)(OH)2
Reference: Guian Deng (1998): Mineral Resources and Geology 18(4)
Pyrite
Formula: FeS2
Reference: Fusheng Dai (1988): Geology and Prospecting 24(12), 22-27; Huan Zhang, Taiyi Luo, Henmin Gao, Deyun Ma, and Yan Tao (2007): Chinese Journal of Geochemistry 26(4), 439-445; Zongxi Yang, Jingwen Mao, Maohong Chen, Xiang Tong, Junde Wu, Yanbo Cheng, and Haijie Zhao (2009): Mineral Deposits 28(3), 336-344
Pyrrhotite
Formula: Fe7S8
Reference: Huan Zhang, Taiyi Luo, Henmin Gao, Deyun Ma, and Yan Tao (2007): Chinese Journal of Geochemistry 26(4), 439-445; Zongxi Yang, Jingwen Mao, Maohong Chen, Xiang Tong, Junde Wu, Yanbo Cheng, and Haijie Zhao (2009): Mineral Deposits 28(3), 336-344
Quartz
Formula: SiO2
Reference: Qin Dexian, Li Yingshu, Tan Shucheng, Chen Aibing, Xue Chuandong, Fan Zhuguo, Dang Yutao, Tong Xiang, Wu Junde, Li Yuxin, and Wang Haiyun (2006): Chinese Journal of Geology 41(1), 122-132; Zongxi Yang, Jingwen Mao, Maohong Chen, Xiang Tong, Junde Wu, Yanbo Cheng, and Haijie Zhao (2009): Mineral Deposits 28(3), 336-344
Scheelite
Formula: Ca(WO4)
Reference: Zongxi Yang, Jingwen Mao, Maohong Chen, Xiang Tong, Junde Wu, Yanbo Cheng, and Haijie Zhao (2009): Mineral Deposits 28(3), 336-344
Siderite
Formula: FeCO3
Reference: Guian Deng (1998): Mineral Resources and Geology 18(4)
'Tourmaline'
Formula: A(D3)G6(T6O18)(BO3)3X3Z
Reference: Zongxi Yang, Jingwen Mao, Maohong Chen, Xiang Tong, Junde Wu, Yanbo Cheng, and Haijie Zhao (2009): Mineral Deposits 28(3), 336-344
Veszelyite
Formula: (Cu,Zn)2Zn(PO4)2 · 2H2O
Reference: Ottens, B. (2006): LAPIS 31 (4), 20
'Wolframite'
Formula: (Fe2+)WO4 to (Mn2+)WO4
Reference: Zongxi Yang, Jingwen Mao, Maohong Chen, Xiang Tong, Junde Wu, Yanbo Cheng, and Haijie Zhao (2009): Mineral Deposits 28(3), 336-344

List of minerals arranged by Strunz 10th Edition classification

Group 2 - Sulphides and Sulfosalts
'Arsenopyrite'2.EB.20FeAsS
'Chalcopyrite'2.CB.10aCuFeS2
'Galena'2.CD.10PbS
'Pyrite'2.EB.05aFeS2
'Pyrrhotite'2.CC.10Fe7S8
Group 3 - Halides
'Fluorite'3.AB.25CaF2
Group 4 - Oxides and Hydroxides
'Cassiterite'4.DB.05SnO2
'Quartz'4.DA.05SiO2
Group 5 - Nitrates and Carbonates
'Dolomite'5.AB.10CaMg(CO3)2
Siderite5.AB.05FeCO3
Group 7 - Sulphates, Chromates, Molybdates and Tungstates
'Scheelite'7.GA.05Ca(WO4)
Group 8 - Phosphates, Arsenates and Vanadates
'Kipushite'8.DA.35(Cu,Zn)5Zn(PO4)2(OH)6 · H2O
Veszelyite8.DA.30(Cu,Zn)2Zn(PO4)2 · 2H2O
Group 9 - Silicates
'Beryl'9.CJ.05Be3Al2(Si6O18)
'Diopside'9.DA.15CaMgSi2O6
'Hemimorphite'9.BD.10Zn4Si2O7(OH)2 · H2O
'Muscovite'9.EC.15KAl2(AlSi3O10)(OH)2
var: Sericite9.EC.15KAl2(AlSi3O10)(OH)2
Unclassified Minerals, Rocks, etc.
'Feldspar Group'-
'Garnet Group'-X3Z2(SiO4)3
'Lepidolite'-
Tourmaline-A(D3)G6(T6O18)(BO3)3X3Z
Wolframite-(Fe2+)WO4 to (Mn2+)WO4

List of minerals arranged by Dana 8th Edition classification

Group 2 - SULFIDES
AmXp, with m:p = 1:1
Galena2.8.1.1PbS
Pyrrhotite2.8.10.1Fe7S8
AmBnXp, with (m+n):p = 1:1
Chalcopyrite2.9.1.1CuFeS2
AmBnXp, with (m+n):p = 1:2
Arsenopyrite2.12.4.1FeAsS
Pyrite2.12.1.1FeS2
Group 4 - SIMPLE OXIDES
AX2
Cassiterite4.4.1.5SnO2
Group 9 - NORMAL HALIDES
AX2
Fluorite9.2.1.1CaF2
Group 14 - ANHYDROUS NORMAL CARBONATES
A(XO3)
Siderite14.1.1.3FeCO3
AB(XO3)2
Dolomite14.2.1.1CaMg(CO3)2
Group 42 - HYDRATED PHOSPHATES, ETC.CONTAINING HYDROXYL OR HALOGEN
(AB)3(XO4)Zq·xH2O
Kipushite42.2.4.1(Cu,Zn)5Zn(PO4)2(OH)6 · H2O
Veszelyite42.2.3.1(Cu,Zn)2Zn(PO4)2 · 2H2O
Group 48 - ANHYDROUS MOLYBDATES AND TUNGSTATES
AXO4
Scheelite48.1.2.1Ca(WO4)
Group 56 - SOROSILICATES Si2O7 Groups, With Additional O, OH, F and H2O
Si2O7 Groups and O, OH, F, and H2O with cations in [4] coordination
Hemimorphite56.1.2.1Zn4Si2O7(OH)2 · H2O
Group 61 - CYCLOSILICATES Six-Membered Rings
Six-Membered Rings with [Si6O18] rings; possible (OH) and Al substitution
Beryl61.1.1.1Be3Al2(Si6O18)
Group 65 - INOSILICATES Single-Width,Unbranched Chains,(W=1)
Single-Width Unbranched Chains, W=1 with chains P=2
Diopside65.1.3a.1CaMgSi2O6
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
Unclassified Minerals, Rocks, etc.
'Feldspar Group'-
'Garnet Group'-X3Z2(SiO4)3
'Lepidolite'-
Muscovite
var: Sericite
-KAl2(AlSi3O10)(OH)2
'Tourmaline'-A(D3)G6(T6O18)(BO3)3X3Z
'Wolframite'-(Fe2+)WO4 to (Mn2+)WO4

List of minerals for each chemical element

HHydrogen
H HemimorphiteZn4Si2O7(OH)2 · H2O
H Kipushite(Cu,Zn)5Zn(PO4)2(OH)6 · H2O
H MuscoviteKAl2(AlSi3O10)(OH)2
H Muscovite (var: Sericite)KAl2(AlSi3O10)(OH)2
H Veszelyite(Cu,Zn)2Zn(PO4)2 · 2H2O
BeBeryllium
Be BerylBe3Al2(Si6O18)
BBoron
B TourmalineA(D3)G6(T6O18)(BO3)3X3Z
CCarbon
C DolomiteCaMg(CO3)2
C SideriteFeCO3
OOxygen
O BerylBe3Al2(Si6O18)
O CassiteriteSnO2
O DiopsideCaMgSi2O6
O DolomiteCaMg(CO3)2
O Garnet GroupX3Z2(SiO4)3
O HemimorphiteZn4Si2O7(OH)2 · H2O
O Kipushite(Cu,Zn)5Zn(PO4)2(OH)6 · H2O
O MuscoviteKAl2(AlSi3O10)(OH)2
O QuartzSiO2
O ScheeliteCa(WO4)
O Muscovite (var: Sericite)KAl2(AlSi3O10)(OH)2
O SideriteFeCO3
O TourmalineA(D3)G6(T6O18)(BO3)3X3Z
O Veszelyite(Cu,Zn)2Zn(PO4)2 · 2H2O
O Wolframite(Fe2+)WO4 to (Mn2+)WO4
FFluorine
F FluoriteCaF2
MgMagnesium
Mg DiopsideCaMgSi2O6
Mg DolomiteCaMg(CO3)2
AlAluminium
Al BerylBe3Al2(Si6O18)
Al MuscoviteKAl2(AlSi3O10)(OH)2
Al Muscovite (var: Sericite)KAl2(AlSi3O10)(OH)2
SiSilicon
Si BerylBe3Al2(Si6O18)
Si DiopsideCaMgSi2O6
Si Garnet GroupX3Z2(SiO4)3
Si HemimorphiteZn4Si2O7(OH)2 · H2O
Si MuscoviteKAl2(AlSi3O10)(OH)2
Si QuartzSiO2
Si Muscovite (var: Sericite)KAl2(AlSi3O10)(OH)2
PPhosphorus
P Kipushite(Cu,Zn)5Zn(PO4)2(OH)6 · H2O
P Veszelyite(Cu,Zn)2Zn(PO4)2 · 2H2O
SSulfur
S ArsenopyriteFeAsS
S ChalcopyriteCuFeS2
S GalenaPbS
S PyriteFeS2
S PyrrhotiteFe7S8
KPotassium
K MuscoviteKAl2(AlSi3O10)(OH)2
K Muscovite (var: Sericite)KAl2(AlSi3O10)(OH)2
CaCalcium
Ca DiopsideCaMgSi2O6
Ca DolomiteCaMg(CO3)2
Ca FluoriteCaF2
Ca ScheeliteCa(WO4)
MnManganese
Mn Wolframite(Fe2+)WO4 to (Mn2+)WO4
FeIron
Fe ArsenopyriteFeAsS
Fe ChalcopyriteCuFeS2
Fe PyriteFeS2
Fe PyrrhotiteFe7S8
Fe SideriteFeCO3
Fe Wolframite(Fe2+)WO4 to (Mn2+)WO4
CuCopper
Cu ChalcopyriteCuFeS2
Cu Kipushite(Cu,Zn)5Zn(PO4)2(OH)6 · H2O
Cu Veszelyite(Cu,Zn)2Zn(PO4)2 · 2H2O
ZnZinc
Zn HemimorphiteZn4Si2O7(OH)2 · H2O
AsArsenic
As ArsenopyriteFeAsS
SnTin
Sn CassiteriteSnO2
WTungsten
W ScheeliteCa(WO4)
W Wolframite(Fe2+)WO4 to (Mn2+)WO4
PbLead
Pb GalenaPbS

References

Sort by

Year (asc) Year (desc) Author (A-Z) Author (Z-A)
Guian Deng (1998): The geological and geochemical features of granite rupture zone type tin deposit in Laochang, Gejiu: A new type of tin deposit. Mineral Resources and Geology 18(4).
Ottens, B. (2006): Eine Reise zu den Bergwerken im Südosten von Yunnan: Smaragd aus Dayakou, China. Lapis 31(4), 20 (in German).
Zongxi Yang, Jingwen Mao, Maohong Chen, Xiang Tong, Junde Wu, Yanbo Cheng, and Haijie Zhao (2009): (40)Ar-(39)Ar dating of muscovite from Laochang veinlet-like Sn deposit in Gejiu tin polymetallic ore district and its geological significance. Mineral Deposits 28(3), 336-344 (in Chinese with English abstract).

Localities in this Region
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