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Gaositai Cr-PGE deposit (Gao District; Gaotai village), Gaositai, Chengde County, Chengde, Hebei, Chinai
Regional Level Types
Gaositai Cr-PGE deposit (Gao District; Gaotai village)Deposit
Gaositai- not defined -
Chengde CountyCounty
ChengdePrefecture-level City
HebeiProvince
ChinaCountry

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Latitude & Longitude (WGS84):
41° 7' 37'' North , 117° 51' 49'' East
Latitude & Longitude (decimal):
Type:
Nearest Settlements:
PlacePopulationDistance
Chengde449,325 (2018)21.0km
Mindat Locality ID:
16180
Long-form identifier:
mindat:1:2:16180:9
GUID (UUID V4):
a1c7544d-5ae2-4880-9912-7e8fc3bfbf81
Name(s) in local language(s):
高寺台铬铂族元素矿, 高寺台镇, 承德县, 承德市, 河北省, 中国


Late Triassic mafic-ultramafic complex, intruded on the south side of the east-west trending Hongshila-Damiao deep fault into Archean metamorphic rocks in the northern margin of the North China Craton. The complex is concentrically zoned: a chromite-bearing core of serpentinized dunite is subsequently surrounded by wehrlite, diopside pyroxenite and minor amphibolite in its rim. The chromite bodies consist of veinlets and disseminations, rarely of masses. The ore minerals grade into the host rock.


Notes:
(1) In earlier Chinese references on platinum group minerals, this locality was referred to as "Gao District", derived from the first syllable of "Gaositai", and later as "Gaotai village". The latter however does not appear to exist.
(2) The grid reference is centered on the opencast workings in the western part of the deposit.

Select Mineral List Type

Standard Detailed Gallery Strunz Chemical Elements

Mineral List


27 valid minerals. 3 (TL) - type locality of valid minerals.

Detailed Mineral List:

'Amphibole Supergroup'
Formula: AB2C5((Si,Al,Ti)8O22)(OH,F,Cl,O)2
Bowieite
Formula: Rh2S3
Description: Reported by Chen (1981) as "sulrhodite" which was then believed to be a new mineral, but later was shown to be the same mineral as bowieite.
Changchengite (TL)
Formula: IrBiS
Type Locality:
Chengdeite (TL)
Formula: Ir3Fe
Type Locality:
Description: Note on the list of associated minerals: The English abstract of the paper by Yu (1995) reports more minerals than listed here, but it has the associates from this locality and the placer occurrences lumped together. The Chinese text lists individual parageneses for both occurrences and states that most of the minerals were only found in the placers.
'Chlorite Group'
'Chrome-Spinel (of Dana)'
Chromite
Formula: Fe2+Cr3+2O4
Cooperite
Formula: PtS
Diopside
Formula: CaMgSi2O6
Epidote
Formula: (CaCa)(AlAlFe3+)O[Si2O7][SiO4](OH)
Erlichmanite
Formula: OsS2
'Fayalite-Forsterite Series'
Fluorapatite
Formula: Ca5(PO4)3F
Galena ?
Formula: PbS
Description: Reported by Yu (1995) as an associate of Chengdeite, but the mineral does only appear in the English abstract while it is nowhere mentioned in the Chinese text.
Gaotaiite (TL)
Formula: Ir3Te8
Type Locality:
Gold
Formula: Au
Ilmenite
Formula: Fe2+TiO3
Inaglyite
Formula: Cu3Pb(Ir,Pt)8S16
Irarsite
Formula: (Ir,Ru,Rh,Pt)AsS
'Iridisite'
Formula: (Ir,Cu,Rh,Ni,Pt)S2
Iridium
Formula: (Ir,Os,Ru)
Iridium var. Osmiridium
Formula: (Ir,Os,Ru)
'Iron-Platinum alloy'
Formula: (Pt,Fe)
Isoferroplatinum
Formula: Pt3Fe
Laurite
Formula: RuS2
Magnetite
Formula: Fe2+Fe3+2O4
Magnetite var. Titanium-bearing Magnetite
Formula: Fe2+(Fe3+,Ti)2O4
Mayingite
Formula: IrBiTe
Muscovite
Formula: KAl2(AlSi3O10)(OH)2
Muscovite var. Fuchsite
Formula: K(Al,Cr)3Si3O10(OH)2
Osmium
Formula: (Os,Ir,Ru)
Platinum
Formula: Pt
Pyrite
Formula: FeS2
'Serpentine Subgroup'
Formula: D3[Si2O5](OH)4
Shuangfengite
Formula: IrTe2
Sperrylite
Formula: PtAs2
Spinel
Formula: MgAl2O4

Gallery:

List of minerals arranged by Strunz 10th Edition classification

Group 1 - Elements
Gold1.AA.05Au
Osmium1.AF.05(Os,Ir,Ru)
Iridium
var. Osmiridium
1.AF.10(Ir,Os,Ru)
Platinum1.AF.10Pt
Iridium1.AF.10(Ir,Os,Ru)
Isoferroplatinum1.AG.35Pt3Fe
Chengdeite (TL)1.AG.35Ir3Fe
Group 2 - Sulphides and Sulfosalts
Cooperite2.CC.35bPtS
Galena ?2.CD.10PbS
Inaglyite2.DA.20Cu3Pb(Ir,Pt)8S16
Bowieite2.DB.15Rh2S3
Shuangfengite2.EA.20IrTe2
Gaotaiite (TL)2.EB.05aIr3Te8
Erlichmanite2.EB.05aOsS2
Laurite2.EB.05aRuS2
Pyrite2.EB.05aFeS2
Sperrylite2.EB.05aPtAs2
Irarsite2.EB.25(Ir,Ru,Rh,Pt)AsS
Mayingite2.EB.25IrBiTe
Changchengite (TL)2.EB.25IrBiS
Group 4 - Oxides and Hydroxides
Magnetite
var. Titanium-bearing Magnetite
4.BB.05Fe2+(Fe3+,Ti)2O4
4.BB.05Fe2+Fe3+2O4
Chromite4.BB.05Fe2+Cr3+2O4
Spinel4.BB.05MgAl2O4
Ilmenite4.CB.05Fe2+TiO3
Group 8 - Phosphates, Arsenates and Vanadates
Fluorapatite8.BN.05Ca5(PO4)3F
Group 9 - Silicates
Epidote9.BG.05a(CaCa)(AlAlFe3+)O[Si2O7][SiO4](OH)
Diopside9.DA.15CaMgSi2O6
Muscovite9.EC.15KAl2(AlSi3O10)(OH)2
var. Fuchsite9.EC.15K(Al,Cr)3Si3O10(OH)2
Unclassified
'Chrome-Spinel (of Dana)'-
'Fayalite-Forsterite Series'-
'Amphibole Supergroup'-AB2C5((Si,Al,Ti)8O22)(OH,F,Cl,O)2
'Iridisite'-(Ir,Cu,Rh,Ni,Pt)S2
'Iron-Platinum alloy'-(Pt,Fe)
'Chlorite Group'-
'Serpentine Subgroup'-D3[Si2O5](OH)4

List of minerals for each chemical element

HHydrogen
H Amphibole SupergroupAB2C5((Si,Al,Ti)8O22)(OH,F,Cl,O)2
H Epidote(CaCa)(AlAlFe3+)O[Si2O7][SiO4](OH)
H Muscovite var. FuchsiteK(Al,Cr)3Si3O10(OH)2
H MuscoviteKAl2(AlSi3O10)(OH)2
H Serpentine SubgroupD3[Si2O5](OH)4
OOxygen
O Amphibole SupergroupAB2C5((Si,Al,Ti)8O22)(OH,F,Cl,O)2
O ChromiteFe2+Cr23+O4
O DiopsideCaMgSi2O6
O Epidote(CaCa)(AlAlFe3+)O[Si2O7][SiO4](OH)
O FluorapatiteCa5(PO4)3F
O Muscovite var. FuchsiteK(Al,Cr)3Si3O10(OH)2
O IlmeniteFe2+TiO3
O MagnetiteFe2+Fe23+O4
O MuscoviteKAl2(AlSi3O10)(OH)2
O SpinelMgAl2O4
O Magnetite var. Titanium-bearing MagnetiteFe2+(Fe3+,Ti)2O4
O Serpentine SubgroupD3[Si2O5](OH)4
FFluorine
F Amphibole SupergroupAB2C5((Si,Al,Ti)8O22)(OH,F,Cl,O)2
F FluorapatiteCa5(PO4)3F
MgMagnesium
Mg DiopsideCaMgSi2O6
Mg SpinelMgAl2O4
AlAluminium
Al Amphibole SupergroupAB2C5((Si,Al,Ti)8O22)(OH,F,Cl,O)2
Al Epidote(CaCa)(AlAlFe3+)O[Si2O7][SiO4](OH)
Al Muscovite var. FuchsiteK(Al,Cr)3Si3O10(OH)2
Al MuscoviteKAl2(AlSi3O10)(OH)2
Al SpinelMgAl2O4
SiSilicon
Si Amphibole SupergroupAB2C5((Si,Al,Ti)8O22)(OH,F,Cl,O)2
Si DiopsideCaMgSi2O6
Si Epidote(CaCa)(AlAlFe3+)O[Si2O7][SiO4](OH)
Si Muscovite var. FuchsiteK(Al,Cr)3Si3O10(OH)2
Si MuscoviteKAl2(AlSi3O10)(OH)2
Si Serpentine SubgroupD3[Si2O5](OH)4
PPhosphorus
P FluorapatiteCa5(PO4)3F
SSulfur
S BowieiteRh2S3
S CooperitePtS
S ErlichmaniteOsS2
S GalenaPbS
S InaglyiteCu3Pb(Ir,Pt)8S16
S Irarsite(Ir,Ru,Rh,Pt)AsS
S LauriteRuS2
S PyriteFeS2
S ChangchengiteIrBiS
S Iridisite(Ir,Cu,Rh,Ni,Pt)S2
ClChlorine
Cl Amphibole SupergroupAB2C5((Si,Al,Ti)8O22)(OH,F,Cl,O)2
KPotassium
K Muscovite var. FuchsiteK(Al,Cr)3Si3O10(OH)2
K MuscoviteKAl2(AlSi3O10)(OH)2
CaCalcium
Ca DiopsideCaMgSi2O6
Ca Epidote(CaCa)(AlAlFe3+)O[Si2O7][SiO4](OH)
Ca FluorapatiteCa5(PO4)3F
TiTitanium
Ti Amphibole SupergroupAB2C5((Si,Al,Ti)8O22)(OH,F,Cl,O)2
Ti IlmeniteFe2+TiO3
Ti Magnetite var. Titanium-bearing MagnetiteFe2+(Fe3+,Ti)2O4
CrChromium
Cr ChromiteFe2+Cr23+O4
Cr Muscovite var. FuchsiteK(Al,Cr)3Si3O10(OH)2
FeIron
Fe ChromiteFe2+Cr23+O4
Fe ChengdeiteIr3Fe
Fe Epidote(CaCa)(AlAlFe3+)O[Si2O7][SiO4](OH)
Fe Iron-Platinum alloy(Pt,Fe)
Fe IlmeniteFe2+TiO3
Fe IsoferroplatinumPt3Fe
Fe MagnetiteFe2+Fe23+O4
Fe PyriteFeS2
Fe Magnetite var. Titanium-bearing MagnetiteFe2+(Fe3+,Ti)2O4
NiNickel
Ni Iridisite(Ir,Cu,Rh,Ni,Pt)S2
CuCopper
Cu InaglyiteCu3Pb(Ir,Pt)8S16
Cu Iridisite(Ir,Cu,Rh,Ni,Pt)S2
AsArsenic
As Irarsite(Ir,Ru,Rh,Pt)AsS
As SperrylitePtAs2
RuRuthenium
Ru Irarsite(Ir,Ru,Rh,Pt)AsS
Ru Iridium(Ir,Os,Ru)
Ru LauriteRuS2
Ru Osmium(Os,Ir,Ru)
Ru Iridium var. Osmiridium(Ir,Os,Ru)
RhRhodium
Rh BowieiteRh2S3
Rh Irarsite(Ir,Ru,Rh,Pt)AsS
Rh Iridisite(Ir,Cu,Rh,Ni,Pt)S2
TeTellurium
Te GaotaiiteIr3Te8
Te MayingiteIrBiTe
Te ShuangfengiteIrTe2
OsOsmium
Os ErlichmaniteOsS2
Os Iridium(Ir,Os,Ru)
Os Osmium(Os,Ir,Ru)
Os Iridium var. Osmiridium(Ir,Os,Ru)
IrIridium
Ir ChengdeiteIr3Fe
Ir InaglyiteCu3Pb(Ir,Pt)8S16
Ir Irarsite(Ir,Ru,Rh,Pt)AsS
Ir Iridium(Ir,Os,Ru)
Ir Osmium(Os,Ir,Ru)
Ir Iridium var. Osmiridium(Ir,Os,Ru)
Ir ChangchengiteIrBiS
Ir GaotaiiteIr3Te8
Ir Iridisite(Ir,Cu,Rh,Ni,Pt)S2
Ir MayingiteIrBiTe
Ir ShuangfengiteIrTe2
PtPlatinum
Pt CooperitePtS
Pt Iron-Platinum alloy(Pt,Fe)
Pt InaglyiteCu3Pb(Ir,Pt)8S16
Pt Irarsite(Ir,Ru,Rh,Pt)AsS
Pt IsoferroplatinumPt3Fe
Pt PlatinumPt
Pt SperrylitePtAs2
Pt Iridisite(Ir,Cu,Rh,Ni,Pt)S2
AuGold
Au GoldAu
PbLead
Pb GalenaPbS
Pb InaglyiteCu3Pb(Ir,Pt)8S16
BiBismuth
Bi ChangchengiteIrBiS
Bi MayingiteIrBiTe

Other Regions, Features and Areas containing this locality

Amur PlateTectonic Plate
AsiaContinent

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.

References

 
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