Baolun Mine, Ledong Co., Hainan, Chinai
Regional Level Types | |
---|---|
Baolun Mine | Mine |
Ledong Co. | County |
Hainan | Province |
China | Country |
This page is currently not sponsored. Click here to sponsor this page.
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:
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 ElementsCommodity 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 DiagramDetailed Mineral List:
Gallery:
List of minerals arranged by Strunz 10th Edition classification
Group 1 - Elements | |||
---|---|---|---|
ⓘ | Silver var. Küstelite | 1.AA.05 | Ag |
ⓘ | Gold var. Electrum | 1.AA.05 | (Au,Ag) |
ⓘ | Silver | 1.AA.05 | Ag |
ⓘ | Gold | 1.AA.05 | Au |
ⓘ | var. Bismuth-bearing Gold | 1.AA.05 | (Au,Bi) |
ⓘ | Bismuth | 1.CA.05 | Bi |
Group 2 - Sulphides and Sulfosalts | |||
ⓘ | Maldonite | 2.AA.40 | Au2Bi |
ⓘ | Sphalerite | 2.CB.05a | ZnS |
ⓘ | Chalcopyrite | 2.CB.10a | CuFeS2 |
ⓘ | Pyrrhotite | 2.CC.10 | Fe1-xS |
ⓘ | Galena | 2.CD.10 | PbS |
ⓘ | Bismuthinite | 2.DB.05 | Bi2S3 |
ⓘ | Baksanite | 2.DC.05 | Bi6Te2S3 |
ⓘ | Hedleyite | 2.DC.05 | Bi7Te3 |
ⓘ | Tellurobismuthite | 2.DC.05 | Bi2Te3 |
ⓘ | Pilsenite | 2.DC.05 | Bi4Te3 |
ⓘ | Molybdenite | 2.EA.30 | MoS2 |
ⓘ | Pyrite | 2.EB.05a | FeS2 |
ⓘ | var. Bravoite | 2.EB.05a | (Fe,Ni)S2 |
ⓘ | Arsenopyrite | 2.EB.20 | FeAsS |
ⓘ | Ullmannite | 2.EB.25 | NiSbS |
ⓘ | Aleksite | 2.GC.40a | PbBi2Te2S2 |
ⓘ | Kobellite | 2.HB.10a | Pb22Cu4(Bi,Sb)30S69 |
ⓘ | Buckhornite | 2.HB.20b | AuPb2BiTe2S3 |
ⓘ | Cosalite | 2.JB.10 | Pb2Bi2S5 |
ⓘ | Cannizzarite | 2.JB.20 | Pb48Bi56S132 |
ⓘ | 'Bursaite' | 2.JB.40a | Pb5Bi4S11 (?) |
ⓘ | Lillianite | 2.JB.40a | Pb3-2xAgxBi2+xS6 |
ⓘ | Ustarasite | 2.JB.40e | Pb(Bi,Sb)6S10 (?) |
ⓘ | Galenobismutite | 2.JC.25e | PbBi2S4 |
ⓘ | Jonassonite | 2.LA.65 | AuBi5S4 |
Group 3 - Halides | |||
ⓘ | Fluorite | 3.AB.25 | CaF2 |
Group 4 - Oxides and Hydroxides | |||
ⓘ | Hematite | 4.CB.05 | Fe2O3 |
ⓘ | Ilmenite | 4.CB.05 | Fe2+TiO3 |
ⓘ | Quartz | 4.DA.05 | SiO2 |
ⓘ | var. Chalcedony | 4.DA.05 | SiO2 |
ⓘ | Rutile | 4.DB.05 | TiO2 |
Group 5 - Nitrates and Carbonates | |||
ⓘ | Calcite | 5.AB.05 | CaCO3 |
Group 9 - Silicates | |||
ⓘ | Zircon | 9.AD.30 | Zr(SiO4) |
ⓘ | Epidote | 9.BG.05a | (CaCa)(AlAlFe3+)O[Si2O7][SiO4](OH) |
ⓘ | Muscovite | 9.EC.15 | KAl2(AlSi3O10)(OH)2 |
ⓘ | var. Sericite | 9.EC.15 | KAl2(AlSi3O10)(OH)2 |
ⓘ | var. Illite | 9.EC.15 | K0.65Al2.0[Al0.65Si3.35O10](OH)2 |
ⓘ | Kaolinite | 9.ED.05 | Al2(Si2O5)(OH)4 |
ⓘ | Albite | 9.FA.35 | Na(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
H | Hydrogen | |
---|---|---|
H | ⓘ Biotite | K(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. Illite | K0.65Al2.0[Al0.65Si3.35O10](OH)2 |
H | ⓘ Kaolinite | Al2(Si2O5)(OH)4 |
H | ⓘ Muscovite | KAl2(AlSi3O10)(OH)2 |
H | ⓘ Muscovite var. Sericite | KAl2(AlSi3O10)(OH)2 |
H | ⓘ Apatite | Ca5(PO4)3(Cl/F/OH) |
B | Boron | |
B | ⓘ Tourmaline | AD3G6 (T6O18)(BO3)3X3Z |
C | Carbon | |
C | ⓘ Calcite | CaCO3 |
O | Oxygen | |
O | ⓘ Albite | Na(AlSi3O8) |
O | ⓘ Biotite | K(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2 |
O | ⓘ Calcite | CaCO3 |
O | ⓘ Quartz var. Chalcedony | SiO2 |
O | ⓘ Epidote | (CaCa)(AlAlFe3+)O[Si2O7][SiO4](OH) |
O | ⓘ Hematite | Fe2O3 |
O | ⓘ Muscovite var. Illite | K0.65Al2.0[Al0.65Si3.35O10](OH)2 |
O | ⓘ Ilmenite | Fe2+TiO3 |
O | ⓘ Kaolinite | Al2(Si2O5)(OH)4 |
O | ⓘ Muscovite | KAl2(AlSi3O10)(OH)2 |
O | ⓘ Quartz | SiO2 |
O | ⓘ Rutile | TiO2 |
O | ⓘ Tourmaline | AD3G6 (T6O18)(BO3)3X3Z |
O | ⓘ Zircon | Zr(SiO4) |
O | ⓘ Muscovite var. Sericite | KAl2(AlSi3O10)(OH)2 |
O | ⓘ Apatite | Ca5(PO4)3(Cl/F/OH) |
F | Fluorine | |
F | ⓘ Biotite | K(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2 |
F | ⓘ Fluorite | CaF2 |
F | ⓘ Apatite | Ca5(PO4)3(Cl/F/OH) |
Na | Sodium | |
Na | ⓘ Albite | Na(AlSi3O8) |
Mg | Magnesium | |
Mg | ⓘ Biotite | K(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2 |
Al | Aluminium | |
Al | ⓘ Albite | Na(AlSi3O8) |
Al | ⓘ Biotite | K(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. Illite | K0.65Al2.0[Al0.65Si3.35O10](OH)2 |
Al | ⓘ Kaolinite | Al2(Si2O5)(OH)4 |
Al | ⓘ Muscovite | KAl2(AlSi3O10)(OH)2 |
Al | ⓘ Muscovite var. Sericite | KAl2(AlSi3O10)(OH)2 |
Si | Silicon | |
Si | ⓘ Albite | Na(AlSi3O8) |
Si | ⓘ Biotite | K(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2 |
Si | ⓘ Quartz var. Chalcedony | SiO2 |
Si | ⓘ Epidote | (CaCa)(AlAlFe3+)O[Si2O7][SiO4](OH) |
Si | ⓘ Muscovite var. Illite | K0.65Al2.0[Al0.65Si3.35O10](OH)2 |
Si | ⓘ Kaolinite | Al2(Si2O5)(OH)4 |
Si | ⓘ Muscovite | KAl2(AlSi3O10)(OH)2 |
Si | ⓘ Quartz | SiO2 |
Si | ⓘ Zircon | Zr(SiO4) |
Si | ⓘ Muscovite var. Sericite | KAl2(AlSi3O10)(OH)2 |
P | Phosphorus | |
P | ⓘ Apatite | Ca5(PO4)3(Cl/F/OH) |
S | Sulfur | |
S | ⓘ Aleksite | PbBi2Te2S2 |
S | ⓘ Arsenopyrite | FeAsS |
S | ⓘ Bismuthinite | Bi2S3 |
S | ⓘ Pyrite var. Bravoite | (Fe,Ni)S2 |
S | ⓘ Buckhornite | AuPb2BiTe2S3 |
S | ⓘ Bursaite | Pb5Bi4S11 (?) |
S | ⓘ Cannizzarite | Pb48Bi56S132 |
S | ⓘ Chalcopyrite | CuFeS2 |
S | ⓘ Cosalite | Pb2Bi2S5 |
S | ⓘ Galena | PbS |
S | ⓘ Galenobismutite | PbBi2S4 |
S | ⓘ Kobellite | Pb22Cu4(Bi,Sb)30S69 |
S | ⓘ Lillianite | Pb3-2xAgxBi2+xS6 |
S | ⓘ Molybdenite | MoS2 |
S | ⓘ Pyrite | FeS2 |
S | ⓘ Pyrrhotite | Fe1-xS |
S | ⓘ Sphalerite | ZnS |
S | ⓘ Ullmannite | NiSbS |
S | ⓘ Ustarasite | Pb(Bi,Sb)6S10 (?) |
S | ⓘ Baksanite | Bi6Te2S3 |
S | ⓘ Jonassonite | AuBi5S4 |
Cl | Chlorine | |
Cl | ⓘ Apatite | Ca5(PO4)3(Cl/F/OH) |
K | Potassium | |
K | ⓘ Biotite | K(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2 |
K | ⓘ Muscovite var. Illite | K0.65Al2.0[Al0.65Si3.35O10](OH)2 |
K | ⓘ Muscovite | KAl2(AlSi3O10)(OH)2 |
K | ⓘ Muscovite var. Sericite | KAl2(AlSi3O10)(OH)2 |
Ca | Calcium | |
Ca | ⓘ Calcite | CaCO3 |
Ca | ⓘ Epidote | (CaCa)(AlAlFe3+)O[Si2O7][SiO4](OH) |
Ca | ⓘ Fluorite | CaF2 |
Ca | ⓘ Apatite | Ca5(PO4)3(Cl/F/OH) |
Ti | Titanium | |
Ti | ⓘ Biotite | K(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2 |
Ti | ⓘ Ilmenite | Fe2+TiO3 |
Ti | ⓘ Rutile | TiO2 |
Fe | Iron | |
Fe | ⓘ Arsenopyrite | FeAsS |
Fe | ⓘ Biotite | K(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2 |
Fe | ⓘ Pyrite var. Bravoite | (Fe,Ni)S2 |
Fe | ⓘ Chalcopyrite | CuFeS2 |
Fe | ⓘ Epidote | (CaCa)(AlAlFe3+)O[Si2O7][SiO4](OH) |
Fe | ⓘ Hematite | Fe2O3 |
Fe | ⓘ Ilmenite | Fe2+TiO3 |
Fe | ⓘ Pyrite | FeS2 |
Fe | ⓘ Pyrrhotite | Fe1-xS |
Ni | Nickel | |
Ni | ⓘ Pyrite var. Bravoite | (Fe,Ni)S2 |
Ni | ⓘ Ullmannite | NiSbS |
Cu | Copper | |
Cu | ⓘ Chalcopyrite | CuFeS2 |
Cu | ⓘ Kobellite | Pb22Cu4(Bi,Sb)30S69 |
Zn | Zinc | |
Zn | ⓘ Sphalerite | ZnS |
As | Arsenic | |
As | ⓘ Arsenopyrite | FeAsS |
Zr | Zirconium | |
Zr | ⓘ Zircon | Zr(SiO4) |
Mo | Molybdenum | |
Mo | ⓘ Molybdenite | MoS2 |
Ag | Silver | |
Ag | ⓘ Gold var. Electrum | (Au,Ag) |
Ag | ⓘ Lillianite | Pb3-2xAgxBi2+xS6 |
Ag | ⓘ Silver | Ag |
Ag | ⓘ Silver var. Küstelite | Ag |
Sb | Antimony | |
Sb | ⓘ Kobellite | Pb22Cu4(Bi,Sb)30S69 |
Sb | ⓘ Ullmannite | NiSbS |
Sb | ⓘ Ustarasite | Pb(Bi,Sb)6S10 (?) |
Te | Tellurium | |
Te | ⓘ Aleksite | PbBi2Te2S2 |
Te | ⓘ Buckhornite | AuPb2BiTe2S3 |
Te | ⓘ Hedleyite | Bi7Te3 |
Te | ⓘ Pilsenite | Bi4Te3 |
Te | ⓘ Tellurobismuthite | Bi2Te3 |
Te | ⓘ Baksanite | Bi6Te2S3 |
Au | Gold | |
Au | ⓘ Buckhornite | AuPb2BiTe2S3 |
Au | ⓘ Gold var. Electrum | (Au,Ag) |
Au | ⓘ Gold | Au |
Au | ⓘ Maldonite | Au2Bi |
Au | ⓘ Gold var. Bismuth-bearing Gold | (Au,Bi) |
Au | ⓘ Jonassonite | AuBi5S4 |
Pb | Lead | |
Pb | ⓘ Aleksite | PbBi2Te2S2 |
Pb | ⓘ Buckhornite | AuPb2BiTe2S3 |
Pb | ⓘ Bursaite | Pb5Bi4S11 (?) |
Pb | ⓘ Cannizzarite | Pb48Bi56S132 |
Pb | ⓘ Cosalite | Pb2Bi2S5 |
Pb | ⓘ Galena | PbS |
Pb | ⓘ Galenobismutite | PbBi2S4 |
Pb | ⓘ Kobellite | Pb22Cu4(Bi,Sb)30S69 |
Pb | ⓘ Lillianite | Pb3-2xAgxBi2+xS6 |
Pb | ⓘ Ustarasite | Pb(Bi,Sb)6S10 (?) |
Bi | Bismuth | |
Bi | ⓘ Aleksite | PbBi2Te2S2 |
Bi | ⓘ Bismuth | Bi |
Bi | ⓘ Bismuthinite | Bi2S3 |
Bi | ⓘ Buckhornite | AuPb2BiTe2S3 |
Bi | ⓘ Bursaite | Pb5Bi4S11 (?) |
Bi | ⓘ Cannizzarite | Pb48Bi56S132 |
Bi | ⓘ Cosalite | Pb2Bi2S5 |
Bi | ⓘ Galenobismutite | PbBi2S4 |
Bi | ⓘ Hedleyite | Bi7Te3 |
Bi | ⓘ Kobellite | Pb22Cu4(Bi,Sb)30S69 |
Bi | ⓘ Lillianite | Pb3-2xAgxBi2+xS6 |
Bi | ⓘ Maldonite | Au2Bi |
Bi | ⓘ Pilsenite | Bi4Te3 |
Bi | ⓘ Tellurobismuthite | Bi2Te3 |
Bi | ⓘ Ustarasite | Pb(Bi,Sb)6S10 (?) |
Bi | ⓘ Gold var. Bismuth-bearing Gold | (Au,Bi) |
Bi | ⓘ Baksanite | Bi6Te2S3 |
Bi | ⓘ Jonassonite | AuBi5S4 |
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
[1]Liu, Junchen, Wang, Yitian, Mao, Jingwen, Jian, Wei, Lü, Guxian, Hu, Qiaoqing, Zhang, Baolin, Wang, Hongcai, Ma, Yue, Gao, Peng, Fang, Guicong (2024) Two episodes of mineralization in the Baolun high-grade lode gold deposit, Hainan Island, South China: Insight from LA-ICP-MS analysis of hydrothermal rutile. Ore Geology Reviews, 168. 106052 doi:10.1016/j.oregeorev.2024.106052