Log InRegister
Home PageAbout MindatThe Mindat ManualHistory of MindatCopyright StatusWho We AreContact UsAdvertise on Mindat
Donate to MindatCorporate SponsorshipSponsor a PageSponsored PagesMindat AdvertisersAdvertise on Mindat
Learning CenterWhat is a mineral?The most common minerals on earthInformation for EducatorsMindat Articles
Minerals by PropertiesMinerals by ChemistryAdvanced Locality SearchRandom MineralRandom LocalitySearch by minIDLocalities Near MeSearch ArticlesSearch GlossaryMore Search Options
Search For:
Mineral Name:
Locality Name:
Keyword(s):
 
The Mindat ManualAdd a New PhotoRate PhotosLocality Edit ReportCoordinate Completion ReportAdd Glossary Item
Mining CompaniesStatisticsThe ElementsUsersBooks & MagazinesMineral MuseumsMineral Shows & EventsThe Mindat DirectoryDevice Settings
Photo SearchPhoto GalleriesNew Photos TodayNew Photos YesterdayMembers' Photo GalleriesPast Photo of the Day Gallery

Laochang ore field (Laochang Mine), Gejiu Sn-polymetallic ore field, Gejiu Co., Honghe, Yunnan, Chinai
Regional Level Types
Laochang ore field (Laochang Mine)Ore Field
Gejiu Sn-polymetallic ore fieldOre Field
Gejiu Co.County
HonghePrefecture
YunnanProvince
ChinaCountry

This page is currently not sponsored. Click here to sponsor this page.
Key
Lock Map
Latitude & Longitude (WGS84):
23° North , 103° East (est.)
Estimate based on other nearby localities or region boundaries.
Margin of Error:
~8km
Locality type:
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


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

Regions containing this locality

Eurasian PlateTectonic Plate
AsiaContinent
Southwest China, ChinaRegion

Select Mineral List Type

Standard Detailed Strunz Dana Chemical Elements

Mineral List

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

18 valid minerals.

Detailed Mineral List:

Allophane
Formula: (Al2O3)(SiO2)1.3-2 · 2.5-3H2O
Reference: Nikischer, T. (2019), A New Occurrence of Allophane, Mineral News, Vol. 35, No. 5 (in press)
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
Reference: Runxing Jia, Weixuan Fang, Ruizhong Hu, and Zhenfei Ma (2007): Geological Review 72(2), 281-288
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
Reference: Runxing Jia, Weixuan Fang, Ruizhong Hu, and Zhenfei Ma (2007): Geological Review 72(2), 281-288
Dolomite
Formula: CaMg(CO3)2
Reference: Runxing Jia, Weixuan Fang, Ruizhong Hu, and Zhenfei Ma (2007): Geological Review 72(2), 281-288
'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
Reference: Runxing Jia, Weixuan Fang, Ruizhong Hu, and Zhenfei Ma (2007): Geological Review 72(2), 281-288
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
Colour: Deep blue
Description: Originally sold as coming from Wenshan [Rock Currier specimens (Jewel Tunnel Imports) and other dealers, Denver show, 2008], later info showed that the veszelyite came from the Laochang ore field (Laochang mine), Gejiu county, Yunnan (http://www.mindat.org/mesg-17-108922.html)
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
Arsenopyrite2.EB.20FeAsS
Chalcopyrite2.CB.10aCuFeS2
Galena2.CD.10PbS
Pyrite2.EB.05aFeS2
Pyrrhotite2.CC.10Fe7S8
Group 3 - Halides
Fluorite3.AB.25CaF2
Group 4 - Oxides and Hydroxides
Cassiterite4.DB.05SnO2
Quartz4.DA.05SiO2
Group 5 - Nitrates and Carbonates
Dolomite5.AB.10CaMg(CO3)2
Siderite5.AB.05FeCO3
Group 7 - Sulphates, Chromates, Molybdates and Tungstates
Scheelite7.GA.05Ca(WO4)
Group 8 - Phosphates, Arsenates and Vanadates
Kipushite8.DA.35(Cu,Zn)5Zn(PO4)2(OH)6 · H2O
Veszelyite8.DA.30(Cu,Zn)2Zn(PO4)2 · 2H2O
Group 9 - Silicates
Allophane9.ED.20(Al2O3)(SiO2)1.3-2 · 2.5-3H2O
Beryl9.CJ.05Be3Al2(Si6O18)
Diopside9.DA.15CaMgSi2O6
Hemimorphite9.BD.10Zn4Si2O7(OH)2 · H2O
Muscovite9.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 1:1 layers
Allophane71.1.5.1(Al2O3)(SiO2)1.3-2 · 2.5-3H2O
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, Mixtures, 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 Veszelyite(Cu,Zn)2Zn(PO4)2 · 2H2O
H HemimorphiteZn4Si2O7(OH)2 · H2O
H Kipushite(Cu,Zn)5Zn(PO4)2(OH)6 · H2O
H Muscovite (var: Sericite)KAl2(AlSi3O10)(OH)2
H MuscoviteKAl2(AlSi3O10)(OH)2
H Allophane(Al2O3)(SiO2)1.3-2 · 2.5-3H2O
BeBeryllium
Be BerylBe3Al2(Si6O18)
BBoron
B TourmalineA(D3)G6(T6O18)(BO3)3X3Z
CCarbon
C SideriteFeCO3
C DolomiteCaMg(CO3)2
OOxygen
O QuartzSiO2
O Veszelyite(Cu,Zn)2Zn(PO4)2 · 2H2O
O HemimorphiteZn4Si2O7(OH)2 · H2O
O ScheeliteCa(WO4)
O Kipushite(Cu,Zn)5Zn(PO4)2(OH)6 · H2O
O SideriteFeCO3
O Muscovite (var: Sericite)KAl2(AlSi3O10)(OH)2
O TourmalineA(D3)G6(T6O18)(BO3)3X3Z
O MuscoviteKAl2(AlSi3O10)(OH)2
O BerylBe3Al2(Si6O18)
O DiopsideCaMgSi2O6
O Garnet GroupX3Z2(SiO4)3
O DolomiteCaMg(CO3)2
O CassiteriteSnO2
O Wolframite(Fe2+)WO4 to (Mn2+)WO4
O Allophane(Al2O3)(SiO2)1.3-2 · 2.5-3H2O
FFluorine
F FluoriteCaF2
MgMagnesium
Mg DiopsideCaMgSi2O6
Mg DolomiteCaMg(CO3)2
AlAluminium
Al Muscovite (var: Sericite)KAl2(AlSi3O10)(OH)2
Al MuscoviteKAl2(AlSi3O10)(OH)2
Al BerylBe3Al2(Si6O18)
Al Allophane(Al2O3)(SiO2)1.3-2 · 2.5-3H2O
SiSilicon
Si QuartzSiO2
Si HemimorphiteZn4Si2O7(OH)2 · H2O
Si Muscovite (var: Sericite)KAl2(AlSi3O10)(OH)2
Si MuscoviteKAl2(AlSi3O10)(OH)2
Si BerylBe3Al2(Si6O18)
Si DiopsideCaMgSi2O6
Si Garnet GroupX3Z2(SiO4)3
Si Allophane(Al2O3)(SiO2)1.3-2 · 2.5-3H2O
PPhosphorus
P Veszelyite(Cu,Zn)2Zn(PO4)2 · 2H2O
P Kipushite(Cu,Zn)5Zn(PO4)2(OH)6 · H2O
SSulfur
S PyriteFeS2
S PyrrhotiteFe7S8
S GalenaPbS
S ChalcopyriteCuFeS2
S ArsenopyriteFeAsS
KPotassium
K Muscovite (var: Sericite)KAl2(AlSi3O10)(OH)2
K MuscoviteKAl2(AlSi3O10)(OH)2
CaCalcium
Ca ScheeliteCa(WO4)
Ca FluoriteCaF2
Ca DiopsideCaMgSi2O6
Ca DolomiteCaMg(CO3)2
MnManganese
Mn Wolframite(Fe2+)WO4 to (Mn2+)WO4
FeIron
Fe PyriteFeS2
Fe PyrrhotiteFe7S8
Fe ChalcopyriteCuFeS2
Fe ArsenopyriteFeAsS
Fe SideriteFeCO3
Fe Wolframite(Fe2+)WO4 to (Mn2+)WO4
CuCopper
Cu Veszelyite(Cu,Zn)2Zn(PO4)2 · 2H2O
Cu ChalcopyriteCuFeS2
Cu Kipushite(Cu,Zn)5Zn(PO4)2(OH)6 · H2O
ZnZinc
Zn HemimorphiteZn4Si2O7(OH)2 · H2O
Zn Kipushite(Cu,Zn)5Zn(PO4)2(OH)6 · 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
Show map


This page contains all mineral locality references listed on mindat.org. This does not claim to be a complete list. If you know of more minerals from this site, please register so you can add to our database. This locality information is for reference purposes only. You should never attempt to visit any sites listed in mindat.org without first ensuring that you have the permission of the land and/or mineral rights holders for access and that you are aware of all safety precautions necessary.
Mineral and/or Locality  
Mindat.org is an outreach project of the Hudson Institute of Mineralogy, a 501(c)(3) not-for-profit organization. Public Relations by Blytheweigh.
Copyright © mindat.org and the Hudson Institute of Mineralogy 1993-2019, except where stated. Most political location boundaries are © OpenStreetMap contributors. Mindat.org relies on the contributions of thousands of members and supporters.
Privacy Policy - Terms & Conditions - Contact Us Current server date and time: April 25, 2019 01:17:39 Page generated: April 15, 2019 03:58:04
Go to top of page