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Baolun Mine, Ledong Co., Hainan, Chinai
Regional Level Types
Baolun MineMine
Ledong Co.County
HainanProvince
ChinaCountry

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Latitude & Longitude (WGS84):
18° 39' 32'' North , 109° 0' 40'' East
Latitude & Longitude (decimal):
Type:
Age:
242 ± 2.5 Ma
Geologic Time:
Dating method:
K-Ar sericite
Reference for age:
Cai, J., Wu, C., Xu, D., Hou, M., Shan, Q., Zhu, Y., & Lin, D. (2017). Structural analysis of the Baolun gold deposit, Hainan Island, South China: Implications for metallogeny. Ore Geology Reviews, 89, 253-269.
Köppen climate type:
Nearest Settlements:
PlacePopulationDistance
Sanya144,753 (2014)69.6km
Dadonghai2,000,000 (2018)71.7km
Mindat Locality ID:
64676
Long-form identifier:
mindat:1:2:64676:2
GUID (UUID V4):
88749a67-63c1-4166-8db8-fd680913e62f
Name(s) in local language(s):
抱伦金矿, 乐东黎族自治县, 海南省 (海南岛), 中国


Magmatic-hydrothermal quartz vein type gold deposit, related to a Triassic syenogranitic pluton. The orebodies are hosted in weakly metamorphosed Lower Silurian turbidites occurring along NNW-trending fracture zones. Silicification, sericitization and pyritization are closely related to gold mineralization.

The Baolun is the largest gold deposit on Hainan Island, South China, with proven reserves of over 80 t Au at an average grade of 10.3 g/t. Two economic types of gold mineralization coexist in the long-lived fault system: 1) Au-bearing sulfide quartz veins (Va), dominated by pyrite, pyrrhotite, and arsenopyrite; and 2) Au-Bi assemblage quartz veins (Vb), dominated by bismuthinite, maldonite, and native bismuth.
More than 27 orebodies have been delineated, which are strictly controlled by thirteen NNW-trending shear zone. These thirteen sub-parallel shear zones (No. Tr1-Tr13) strike 330° to 355° and steep dip to SW at angles of 55-85°. Their widths vary between 7 and 135 m and lengths ranging from 400 to 2070 m. Tr1 is the largest ore-bearing structure, containing 14 orebodies with proven reserves of over 58.5 t Au, and visible gold can be easily observed in the hand specimen. Generally, these orebodies are 70 to 1240 m long and 0.2 to 4.9 m wide, with an average vertical extent of 300 m.

Select Mineral List Type

Standard Detailed Gallery Strunz Chemical Elements

Commodity List

This is a list of exploitable or exploited mineral commodities recorded at this locality.


Mineral List


37 valid minerals.

Rock Types Recorded

Note: data is currently VERY limited. Please bear with us while we work towards adding this information!

Select Rock List Type

Alphabetical List Tree Diagram

Detailed Mineral List:

Albite
Formula: Na(AlSi3O8)
Aleksite
Formula: PbBi2Te2S2
'Apatite'
Formula: Ca5(PO4)3(Cl/F/OH)
Arsenopyrite
Formula: FeAsS
References:
Baksanite
Formula: Bi6Te2S3
'Biotite'
Formula: K(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
Bismuth
Formula: Bi
Bismuthinite
Formula: Bi2S3
References:
'Bonchevite'
Buckhornite
Formula: AuPb2BiTe2S3
'Bursaite'
Formula: Pb5Bi4S11 (?)
Calcite
Formula: CaCO3
References:
Cannizzarite
Formula: Pb48Bi56S132
Chalcopyrite
Formula: CuFeS2
References:
'Chlorite Group'
Cosalite
Formula: Pb2Bi2S5
Epidote
Formula: (CaCa)(AlAlFe3+)O[Si2O7][SiO4](OH)
Fluorite
Formula: CaF2
Galena
Formula: PbS
Galenobismutite
Formula: PbBi2S4
Gold
Formula: Au
References:
Gold var. Bismuth-bearing Gold
Formula: (Au,Bi)
Gold var. Electrum
Formula: (Au,Ag)
'Grünlingite'
Hedleyite
Formula: Bi7Te3
Hematite
Formula: Fe2O3
Ilmenite
Formula: Fe2+TiO3
Jonassonite
Formula: AuBi5S4
Kaolinite
Formula: Al2(Si2O5)(OH)4
Kobellite
Formula: Pb22Cu4(Bi,Sb)30S69
Lillianite
Formula: Pb3-2xAgxBi2+xS6
'Limonite'
Maldonite
Formula: Au2Bi
References:
Molybdenite
Formula: MoS2
Muscovite
Formula: KAl2(AlSi3O10)(OH)2
References:
Muscovite var. Illite
Formula: K0.65Al2.0[Al0.65Si3.35O10](OH)2
Muscovite var. Sericite
Formula: KAl2(AlSi3O10)(OH)2
References:
Pilsenite
Formula: Bi4Te3
Pyrite
Formula: FeS2
References:
Pyrite var. Bravoite
Formula: (Fe,Ni)S2
Pyrrhotite
Formula: Fe1-xS
References:
Quartz
Formula: SiO2
References:
Quartz var. Chalcedony
Formula: SiO2
Rutile
Formula: TiO2
Silver
Formula: Ag
Silver var. Küstelite
Formula: Ag
Sphalerite
Formula: ZnS
References:
Tellurobismuthite
Formula: Bi2Te3
'Tourmaline'
Formula: AD3G6 (T6O18)(BO3)3X3Z
Ullmannite
Formula: NiSbS
Ustarasite
Formula: Pb(Bi,Sb)6S10 (?)
Zircon
Formula: Zr(SiO4)

Gallery:

List of minerals arranged by Strunz 10th Edition classification

Group 1 - Elements
Silver
var. Küstelite
1.AA.05Ag
Gold
var. Electrum
1.AA.05(Au,Ag)
Silver1.AA.05Ag
Gold1.AA.05Au
var. Bismuth-bearing Gold1.AA.05(Au,Bi)
Bismuth1.CA.05Bi
Group 2 - Sulphides and Sulfosalts
Maldonite2.AA.40Au2Bi
Sphalerite2.CB.05aZnS
Chalcopyrite2.CB.10aCuFeS2
Pyrrhotite2.CC.10Fe1-xS
Galena2.CD.10PbS
Bismuthinite2.DB.05Bi2S3
Baksanite2.DC.05Bi6Te2S3
Hedleyite2.DC.05Bi7Te3
Tellurobismuthite2.DC.05Bi2Te3
Pilsenite2.DC.05Bi4Te3
Molybdenite2.EA.30MoS2
Pyrite2.EB.05aFeS2
var. Bravoite2.EB.05a(Fe,Ni)S2
Arsenopyrite2.EB.20FeAsS
Ullmannite2.EB.25NiSbS
Aleksite2.GC.40aPbBi2Te2S2
Kobellite2.HB.10aPb22Cu4(Bi,Sb)30S69
Buckhornite2.HB.20bAuPb2BiTe2S3
Cosalite2.JB.10Pb2Bi2S5
Cannizzarite2.JB.20Pb48Bi56S132
'Bursaite'2.JB.40aPb5Bi4S11 (?)
Lillianite2.JB.40aPb3-2xAgxBi2+xS6
Ustarasite2.JB.40ePb(Bi,Sb)6S10 (?)
Galenobismutite2.JC.25ePbBi2S4
Jonassonite2.LA.65AuBi5S4
Group 3 - Halides
Fluorite3.AB.25CaF2
Group 4 - Oxides and Hydroxides
Hematite4.CB.05Fe2O3
Ilmenite4.CB.05Fe2+TiO3
Quartz4.DA.05SiO2
var. Chalcedony4.DA.05SiO2
Rutile4.DB.05TiO2
Group 5 - Nitrates and Carbonates
Calcite5.AB.05CaCO3
Group 9 - Silicates
Zircon9.AD.30Zr(SiO4)
Epidote9.BG.05a(CaCa)(AlAlFe3+)O[Si2O7][SiO4](OH)
Muscovite9.EC.15KAl2(AlSi3O10)(OH)2
var. Sericite9.EC.15KAl2(AlSi3O10)(OH)2
var. Illite9.EC.15K0.65Al2.0[Al0.65Si3.35O10](OH)2
Kaolinite9.ED.05Al2(Si2O5)(OH)4
Albite9.FA.35Na(AlSi3O8)
Unclassified
'Tourmaline'-AD3G6 (T6O18)(BO3)3X3Z
'Limonite'-
'Bonchevite'-
'Chlorite Group'-
'Biotite'-K(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
'Apatite'-Ca5(PO4)3(Cl/F/OH)
'Grünlingite'-

List of minerals for each chemical element

HHydrogen
H BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
H Epidote(CaCa)(AlAlFe3+)O[Si2O7][SiO4](OH)
H Muscovite var. IlliteK0.65Al2.0[Al0.65Si3.35O10](OH)2
H KaoliniteAl2(Si2O5)(OH)4
H MuscoviteKAl2(AlSi3O10)(OH)2
H Muscovite var. SericiteKAl2(AlSi3O10)(OH)2
H ApatiteCa5(PO4)3(Cl/F/OH)
BBoron
B TourmalineAD3G6 (T6O18)(BO3)3X3Z
CCarbon
C CalciteCaCO3
OOxygen
O AlbiteNa(AlSi3O8)
O BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
O CalciteCaCO3
O Quartz var. ChalcedonySiO2
O Epidote(CaCa)(AlAlFe3+)O[Si2O7][SiO4](OH)
O HematiteFe2O3
O Muscovite var. IlliteK0.65Al2.0[Al0.65Si3.35O10](OH)2
O IlmeniteFe2+TiO3
O KaoliniteAl2(Si2O5)(OH)4
O MuscoviteKAl2(AlSi3O10)(OH)2
O QuartzSiO2
O RutileTiO2
O TourmalineAD3G6 (T6O18)(BO3)3X3Z
O ZirconZr(SiO4)
O Muscovite var. SericiteKAl2(AlSi3O10)(OH)2
O ApatiteCa5(PO4)3(Cl/F/OH)
FFluorine
F BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
F FluoriteCaF2
F ApatiteCa5(PO4)3(Cl/F/OH)
NaSodium
Na AlbiteNa(AlSi3O8)
MgMagnesium
Mg BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
AlAluminium
Al AlbiteNa(AlSi3O8)
Al BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
Al Epidote(CaCa)(AlAlFe3+)O[Si2O7][SiO4](OH)
Al Muscovite var. IlliteK0.65Al2.0[Al0.65Si3.35O10](OH)2
Al KaoliniteAl2(Si2O5)(OH)4
Al MuscoviteKAl2(AlSi3O10)(OH)2
Al Muscovite var. SericiteKAl2(AlSi3O10)(OH)2
SiSilicon
Si AlbiteNa(AlSi3O8)
Si BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
Si Quartz var. ChalcedonySiO2
Si Epidote(CaCa)(AlAlFe3+)O[Si2O7][SiO4](OH)
Si Muscovite var. IlliteK0.65Al2.0[Al0.65Si3.35O10](OH)2
Si KaoliniteAl2(Si2O5)(OH)4
Si MuscoviteKAl2(AlSi3O10)(OH)2
Si QuartzSiO2
Si ZirconZr(SiO4)
Si Muscovite var. SericiteKAl2(AlSi3O10)(OH)2
PPhosphorus
P ApatiteCa5(PO4)3(Cl/F/OH)
SSulfur
S AleksitePbBi2Te2S2
S ArsenopyriteFeAsS
S BismuthiniteBi2S3
S Pyrite var. Bravoite(Fe,Ni)S2
S BuckhorniteAuPb2BiTe2S3
S BursaitePb5Bi4S11 (?)
S CannizzaritePb48Bi56S132
S ChalcopyriteCuFeS2
S CosalitePb2Bi2S5
S GalenaPbS
S GalenobismutitePbBi2S4
S KobellitePb22Cu4(Bi,Sb)30S69
S LillianitePb3-2xAgxBi2+xS6
S MolybdeniteMoS2
S PyriteFeS2
S PyrrhotiteFe1-xS
S SphaleriteZnS
S UllmanniteNiSbS
S UstarasitePb(Bi,Sb)6S10 (?)
S BaksaniteBi6Te2S3
S JonassoniteAuBi5S4
ClChlorine
Cl ApatiteCa5(PO4)3(Cl/F/OH)
KPotassium
K BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
K Muscovite var. IlliteK0.65Al2.0[Al0.65Si3.35O10](OH)2
K MuscoviteKAl2(AlSi3O10)(OH)2
K Muscovite var. SericiteKAl2(AlSi3O10)(OH)2
CaCalcium
Ca CalciteCaCO3
Ca Epidote(CaCa)(AlAlFe3+)O[Si2O7][SiO4](OH)
Ca FluoriteCaF2
Ca ApatiteCa5(PO4)3(Cl/F/OH)
TiTitanium
Ti BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
Ti IlmeniteFe2+TiO3
Ti RutileTiO2
FeIron
Fe ArsenopyriteFeAsS
Fe BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
Fe Pyrite var. Bravoite(Fe,Ni)S2
Fe ChalcopyriteCuFeS2
Fe Epidote(CaCa)(AlAlFe3+)O[Si2O7][SiO4](OH)
Fe HematiteFe2O3
Fe IlmeniteFe2+TiO3
Fe PyriteFeS2
Fe PyrrhotiteFe1-xS
NiNickel
Ni Pyrite var. Bravoite(Fe,Ni)S2
Ni UllmanniteNiSbS
CuCopper
Cu ChalcopyriteCuFeS2
Cu KobellitePb22Cu4(Bi,Sb)30S69
ZnZinc
Zn SphaleriteZnS
AsArsenic
As ArsenopyriteFeAsS
ZrZirconium
Zr ZirconZr(SiO4)
MoMolybdenum
Mo MolybdeniteMoS2
AgSilver
Ag Gold var. Electrum(Au,Ag)
Ag LillianitePb3-2xAgxBi2+xS6
Ag SilverAg
Ag Silver var. KüsteliteAg
SbAntimony
Sb KobellitePb22Cu4(Bi,Sb)30S69
Sb UllmanniteNiSbS
Sb UstarasitePb(Bi,Sb)6S10 (?)
TeTellurium
Te AleksitePbBi2Te2S2
Te BuckhorniteAuPb2BiTe2S3
Te HedleyiteBi7Te3
Te PilseniteBi4Te3
Te TellurobismuthiteBi2Te3
Te BaksaniteBi6Te2S3
AuGold
Au BuckhorniteAuPb2BiTe2S3
Au Gold var. Electrum(Au,Ag)
Au GoldAu
Au MaldoniteAu2Bi
Au Gold var. Bismuth-bearing Gold(Au,Bi)
Au JonassoniteAuBi5S4
PbLead
Pb AleksitePbBi2Te2S2
Pb BuckhorniteAuPb2BiTe2S3
Pb BursaitePb5Bi4S11 (?)
Pb CannizzaritePb48Bi56S132
Pb CosalitePb2Bi2S5
Pb GalenaPbS
Pb GalenobismutitePbBi2S4
Pb KobellitePb22Cu4(Bi,Sb)30S69
Pb LillianitePb3-2xAgxBi2+xS6
Pb UstarasitePb(Bi,Sb)6S10 (?)
BiBismuth
Bi AleksitePbBi2Te2S2
Bi BismuthBi
Bi BismuthiniteBi2S3
Bi BuckhorniteAuPb2BiTe2S3
Bi BursaitePb5Bi4S11 (?)
Bi CannizzaritePb48Bi56S132
Bi CosalitePb2Bi2S5
Bi GalenobismutitePbBi2S4
Bi HedleyiteBi7Te3
Bi KobellitePb22Cu4(Bi,Sb)30S69
Bi LillianitePb3-2xAgxBi2+xS6
Bi MaldoniteAu2Bi
Bi PilseniteBi4Te3
Bi TellurobismuthiteBi2Te3
Bi UstarasitePb(Bi,Sb)6S10 (?)
Bi Gold var. Bismuth-bearing Gold(Au,Bi)
Bi BaksaniteBi6Te2S3
Bi JonassoniteAuBi5S4

Other Regions, Features and Areas containing this locality

AsiaContinent
Eurasian PlateTectonic Plate

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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