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Bisha mine, Gash Barka Region, Eritrea

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Latitude & Longitude (WGS84): 15° 30' 37'' North , 37° 30' 39'' East
Latitude & Longitude (decimal): 15.51028,37.51111
GeoHash:G#: sff8jxdcb
Owned/operated by:Nevsun Resources
Locality type:Mine
Köppen climate type:BWh : Hot deserts climate


Large high-grade Zn-Cu-Au-Ag volcanic-associated massive sulfide (VMS) deposit.


Select Mineral List Type

Standard Detailed Strunz Dana Chemical Elements

Commodity List

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


Mineral List


31 valid minerals.

Detailed Mineral List:

Alunite
Formula: KAl3(SO4)2(OH)6
Reference: Barrie, C. T. et al. (2007): The Bisha Volcanic-Associated Massive Sulfide Deposit, Western Nakfa Terrane, Eritrea. Economic Geology 102, 717-38.
Anglesite
Formula: PbSO4
Reference: Barrie, C. T. et al. (2007): The Bisha Volcanic-Associated Massive Sulfide Deposit, Western Nakfa Terrane, Eritrea. Economic Geology 102, 717-38.
Arsenopyrite
Formula: FeAsS
Reference: Barrie, C. T. et al. (2007): The Bisha Volcanic-Associated Massive Sulfide Deposit, Western Nakfa Terrane, Eritrea. Economic Geology 102, 717-38.; Barrie, C. T. et al. (2007): The Bisha Volcanic-Associated Massive Sulfide Deposit, Western Nakfa Terrane, Eritrea. Economic Geology 102, 717-38.
Baryte
Formula: BaSO4
Reference: Barrie, C. T. et al. (2007): The Bisha Volcanic-Associated Massive Sulfide Deposit, Western Nakfa Terrane, Eritrea. Economic Geology 102, 717-38.
Beudantite
Formula: PbFe3(AsO4)(SO4)(OH)6
Reference: Barrie, C. T. et al. (2007): The Bisha Volcanic-Associated Massive Sulfide Deposit, Western Nakfa Terrane, Eritrea. Economic Geology 102, 717-38.
Bornite
Formula: Cu5FeS4
Reference: Barrie, C. T. et al. (2007): The Bisha Volcanic-Associated Massive Sulfide Deposit, Western Nakfa Terrane, Eritrea. Economic Geology 102, 717-38.
Calcite
Formula: CaCO3
Reference: Barrie, C. T. et al. (2007): The Bisha Volcanic-Associated Massive Sulfide Deposit, Western Nakfa Terrane, Eritrea. Economic Geology 102, 717-38.
Cerussite
Formula: PbCO3
Reference: Barrie, C. T. et al. (2007): The Bisha Volcanic-Associated Massive Sulfide Deposit, Western Nakfa Terrane, Eritrea. Economic Geology 102, 717-38.
Chalcocite
Formula: Cu2S
Reference: Barrie, C. T. et al. (2007): The Bisha Volcanic-Associated Massive Sulfide Deposit, Western Nakfa Terrane, Eritrea. Economic Geology 102, 717-38.; Geological Association of Canada (2014) Abstracts Fredericton Vol 37
Chalcopyrite
Formula: CuFeS2
Reference: Barrie, C. T. et al. (2007): The Bisha Volcanic-Associated Massive Sulfide Deposit, Western Nakfa Terrane, Eritrea. Economic Geology 102, 717-38.; Geological Association of Canada (2014) Abstracts Fredericton Vol 37
'Chlorite Group'
Reference: Barrie, C. T. et al. (2007): The Bisha Volcanic-Associated Massive Sulfide Deposit, Western Nakfa Terrane, Eritrea. Economic Geology 102, 717-38.
Copper
Formula: Cu
Reference: Barrie, C. T. et al. (2007): The Bisha Volcanic-Associated Massive Sulfide Deposit, Western Nakfa Terrane, Eritrea. Economic Geology 102, 717-38.
'commodity:Copper'
Formula: Cu
Reference:  
Covellite
Formula: CuS
Reference: Barrie, C. T. et al. (2007): The Bisha Volcanic-Associated Massive Sulfide Deposit, Western Nakfa Terrane, Eritrea. Economic Geology 102, 717-38.
Digenite
Formula: Cu9S5
Reference: Barrie, C. T. et al. (2007): The Bisha Volcanic-Associated Massive Sulfide Deposit, Western Nakfa Terrane, Eritrea. Economic Geology 102, 717-38.
'Electrum'
Formula: (Au, Ag)
Reference: Barrie, C. T. et al. (2007): The Bisha Volcanic-Associated Massive Sulfide Deposit, Western Nakfa Terrane, Eritrea. Economic Geology 102, 717-38.
Enargite
Formula: Cu3AsS4
Reference: Barrie, C. T. et al. (2007): The Bisha Volcanic-Associated Massive Sulfide Deposit, Western Nakfa Terrane, Eritrea. Economic Geology 102, 717-38.
Galena
Formula: PbS
Reference: Barrie, C. T. et al. (2007): The Bisha Volcanic-Associated Massive Sulfide Deposit, Western Nakfa Terrane, Eritrea. Economic Geology 102, 717-38.; Geological Association of Canada (2014) Abstracts Fredericton Vol 37
Goethite
Formula: α-Fe3+O(OH)
Reference: Barrie, C. T. et al. (2007): The Bisha Volcanic-Associated Massive Sulfide Deposit, Western Nakfa Terrane, Eritrea. Economic Geology 102, 717-38.
Gold
Formula: Au
Reference: Barrie, C. T. et al. (2007): The Bisha Volcanic-Associated Massive Sulfide Deposit, Western Nakfa Terrane, Eritrea. Economic Geology 102, 717-38.
'commodity:Gold'
Formula: Au
Reference:  
Gypsum
Formula: CaSO4 · 2H2O
Reference: Barrie, C. T. et al. (2007): The Bisha Volcanic-Associated Massive Sulfide Deposit, Western Nakfa Terrane, Eritrea. Economic Geology 102, 717-38.
Hematite
Formula: Fe2O3
Reference: Barrie, C. T. et al. (2007): The Bisha Volcanic-Associated Massive Sulfide Deposit, Western Nakfa Terrane, Eritrea. Economic Geology 102, 717-38.
Jarosite
Formula: KFe3+ 3(SO4)2(OH)6
Reference: Barrie, C. T. et al. (2007): The Bisha Volcanic-Associated Massive Sulfide Deposit, Western Nakfa Terrane, Eritrea. Economic Geology 102, 717-38.
Kaolinite
Formula: Al2(Si2O5)(OH)4
Reference: Barrie, C. T. et al. (2007): The Bisha Volcanic-Associated Massive Sulfide Deposit, Western Nakfa Terrane, Eritrea. Economic Geology 102, 717-38.
Marcasite
Formula: FeS2
Reference: Barrie, C. T. et al. (2007): The Bisha Volcanic-Associated Massive Sulfide Deposit, Western Nakfa Terrane, Eritrea. Economic Geology 102, 717-38.
Muscovite
Formula: KAl2(AlSi3O10)(OH)2
Reference: Barrie, C. T. et al. (2007): The Bisha Volcanic-Associated Massive Sulfide Deposit, Western Nakfa Terrane, Eritrea. Economic Geology 102, 717-38.
Muscovite var: Illite
Formula: K0.65Al2.0[Al0.65Si3.35O10](OH)2
Reference: Barrie, C. T. et al. (2007): The Bisha Volcanic-Associated Massive Sulfide Deposit, Western Nakfa Terrane, Eritrea. Economic Geology 102, 717-38.
Pyrargyrite
Formula: Ag3SbS3
Reference: Barrie, C. T. et al. (2007): The Bisha Volcanic-Associated Massive Sulfide Deposit, Western Nakfa Terrane, Eritrea. Economic Geology 102, 717-38.
Pyrite
Formula: FeS2
Reference: Barrie, C. T. et al. (2007): The Bisha Volcanic-Associated Massive Sulfide Deposit, Western Nakfa Terrane, Eritrea. Economic Geology 102, 717-38.
Pyrrhotite
Formula: Fe7S8
Reference: Barrie, C. T. et al. (2007): The Bisha Volcanic-Associated Massive Sulfide Deposit, Western Nakfa Terrane, Eritrea. Economic Geology 102, 717-38.
Quartz
Formula: SiO2
Reference: Barrie, C. T. et al. (2007): The Bisha Volcanic-Associated Massive Sulfide Deposit, Western Nakfa Terrane, Eritrea. Economic Geology 102, 717-38.
Quartz var: Chalcedony
Formula: SiO2
Reference: Barrie, C. T. et al. (2007): The Bisha Volcanic-Associated Massive Sulfide Deposit, Western Nakfa Terrane, Eritrea. Economic Geology 102, 717-38.
Siderite
Formula: FeCO3
Reference: Barrie, C. T. et al. (2007): The Bisha Volcanic-Associated Massive Sulfide Deposit, Western Nakfa Terrane, Eritrea. Economic Geology 102, 717-38.; Geological Association of Canada (2014) Abstracts Fredericton Vol 37
'commodity:Silver'
Formula: Ag
Reference:  
Sphalerite
Formula: ZnS
Reference: Barrie, C. T. et al. (2007): The Bisha Volcanic-Associated Massive Sulfide Deposit, Western Nakfa Terrane, Eritrea. Economic Geology 102, 717-38.; Geological Association of Canada (2014) Abstracts Fredericton Vol 37
Tennantite
Formula: Cu6[Cu4(Fe,Zn)2]As4S13
Reference: Barrie, C. T. et al. (2007): The Bisha Volcanic-Associated Massive Sulfide Deposit, Western Nakfa Terrane, Eritrea. Economic Geology 102, 717-38.
Tetrahedrite
Formula: Cu6[Cu4(Fe,Zn)2]Sb4S13
Reference: Barrie, C. T. et al. (2007): The Bisha Volcanic-Associated Massive Sulfide Deposit, Western Nakfa Terrane, Eritrea. Economic Geology 102, 717-38.

List of minerals arranged by Strunz 10th Edition classification

Group 1 - Elements
Copper1.AA.05Cu
Electrum1.AA.05(Au, Ag)
Gold1.AA.05Au
Group 2 - Sulphides and Sulfosalts
'Arsenopyrite'2.EB.20FeAsS
'Bornite'2.BA.15Cu5FeS4
Chalcocite2.BA.05Cu2S
Chalcopyrite2.CB.10aCuFeS2
Covellite2.CA.05aCuS
Digenite2.BA.10Cu9S5
Enargite2.KA.05Cu3AsS4
Galena2.CD.10PbS
Marcasite2.EB.10aFeS2
Pyrargyrite2.GA.05Ag3SbS3
Pyrite2.EB.05aFeS2
Pyrrhotite2.CC.10Fe7S8
Sphalerite2.CB.05aZnS
Tennantite2.GB.05Cu6[Cu4(Fe,Zn)2]As4S13
Tetrahedrite2.GB.05Cu6[Cu4(Fe,Zn)2]Sb4S13
Group 4 - Oxides and Hydroxides
Goethite4.00.α-Fe3+O(OH)
Hematite4.CB.05Fe2O3
Quartz4.DA.05SiO2
var: Chalcedony4.DA.05SiO2
Group 5 - Nitrates and Carbonates
'Calcite'5.AB.05CaCO3
'Cerussite'5.AB.15PbCO3
Siderite5.AB.05FeCO3
Group 7 - Sulphates, Chromates, Molybdates and Tungstates
'Alunite'7.BC.10KAl3(SO4)2(OH)6
'Anglesite'7.AD.35PbSO4
'Baryte'7.AD.35BaSO4
Gypsum7.CD.40CaSO4 · 2H2O
Jarosite7.BC.10KFe3+ 3(SO4)2(OH)6
Group 8 - Phosphates, Arsenates and Vanadates
'Beudantite'8.BL.05PbFe3(AsO4)(SO4)(OH)6
Group 9 - Silicates
Kaolinite9.ED.05Al2(Si2O5)(OH)4
Muscovite9.EC.15KAl2(AlSi3O10)(OH)2
var: Illite9.EC.15K0.65Al2.0[Al0.65Si3.35O10](OH)2
Unclassified Minerals, Rocks, etc.
Chlorite Group-

List of minerals arranged by Dana 8th Edition classification

Group 1 - NATIVE ELEMENTS AND ALLOYS
Metals, other than the Platinum Group
Copper1.1.1.3Cu
Gold1.1.1.1Au
Group 2 - SULFIDES
AmBnXp, with (m+n):p = 2:1
Chalcocite2.4.7.1Cu2S
Digenite2.4.7.3Cu9S5
AmBnXp, with (m+n):p = 3:2
Bornite2.5.2.1Cu5FeS4
AmXp, with m:p = 1:1
Covellite2.8.12.1CuS
Galena2.8.1.1PbS
Pyrrhotite2.8.10.1Fe7S8
Sphalerite2.8.2.1ZnS
AmBnXp, with (m+n):p = 1:1
Chalcopyrite2.9.1.1CuFeS2
AmBnXp, with (m+n):p = 1:2
Arsenopyrite2.12.4.1FeAsS
Marcasite2.12.2.1FeS2
Pyrite2.12.1.1FeS2
Group 3 - SULFOSALTS
ø = 4
Enargite3.2.1.1Cu3AsS4
3 <ø < 4
Tennantite3.3.6.2Cu6[Cu4(Fe,Zn)2]As4S13
Tetrahedrite3.3.6.1Cu6[Cu4(Fe,Zn)2]Sb4S13
ø = 3
Pyrargyrite3.4.1.2Ag3SbS3
Group 4 - SIMPLE OXIDES
A2X3
Hematite4.3.1.2Fe2O3
Group 6 - HYDROXIDES AND OXIDES CONTAINING HYDROXYL
XO(OH)
Goethite6.1.1.2α-Fe3+O(OH)
Group 14 - ANHYDROUS NORMAL CARBONATES
A(XO3)
Calcite14.1.1.1CaCO3
Cerussite14.1.3.4PbCO3
Siderite14.1.1.3FeCO3
Group 28 - ANHYDROUS ACID AND NORMAL SULFATES
AXO4
Anglesite28.3.1.3PbSO4
Baryte28.3.1.1BaSO4
Group 29 - HYDRATED ACID AND NORMAL SULFATES
AXO4·xH2O
Gypsum29.6.3.1CaSO4 · 2H2O
Group 30 - ANHYDROUS SULFATES CONTAINING HYDROXYL OR HALOGEN
(AB)2(XO4)Zq
Alunite30.2.4.1KAl3(SO4)2(OH)6
Jarosite30.2.5.1KFe3+ 3(SO4)2(OH)6
Group 43 - COMPOUND PHOSPHATES, ETC.
Anhydrous Compound Phosphates, etc·, Containing Hydroxyl or Halogen
Beudantite43.4.1.1PbFe3(AsO4)(SO4)(OH)6
Group 71 - PHYLLOSILICATES Sheets of Six-Membered Rings
Sheets of 6-membered rings with 2:1 layers
Muscovite71.2.2a.1KAl2(AlSi3O10)(OH)2
var: Illite71.2.2d.2K0.65Al2.0[Al0.65Si3.35O10](OH)2
Group 75 - TECTOSILICATES Si Tetrahedral Frameworks
Si Tetrahedral Frameworks - SiO2 with [4] coordinated Si
Quartz75.1.3.1SiO2
Unclassified Minerals, Rocks, etc.
'Chlorite Group'-
'Electrum'-(Au, Ag)
Kaolinite-Al2(Si2O5)(OH)4
Quartz
var: Chalcedony
-SiO2

List of minerals for each chemical element

HHydrogen
H AluniteKAl3(SO4)2(OH)6
H BeudantitePbFe3(AsO4)(SO4)(OH)6
H Goethiteα-Fe3+O(OH)
H GypsumCaSO4 · 2H2O
H Muscovite (var: Illite)K0.65Al2.0[Al0.65Si3.35O10](OH)2
H JarositeKFe3+ 3(SO4)2(OH)6
H KaoliniteAl2(Si2O5)(OH)4
H MuscoviteKAl2(AlSi3O10)(OH)2
CCarbon
C CalciteCaCO3
C CerussitePbCO3
C SideriteFeCO3
OOxygen
O AluniteKAl3(SO4)2(OH)6
O AnglesitePbSO4
O BaryteBaSO4
O BeudantitePbFe3(AsO4)(SO4)(OH)6
O CalciteCaCO3
O CerussitePbCO3
O Quartz (var: Chalcedony)SiO2
O Goethiteα-Fe3+O(OH)
O GypsumCaSO4 · 2H2O
O HematiteFe2O3
O Muscovite (var: Illite)K0.65Al2.0[Al0.65Si3.35O10](OH)2
O JarositeKFe3+ 3(SO4)2(OH)6
O KaoliniteAl2(Si2O5)(OH)4
O MuscoviteKAl2(AlSi3O10)(OH)2
O QuartzSiO2
O SideriteFeCO3
AlAluminium
Al AluniteKAl3(SO4)2(OH)6
Al Muscovite (var: Illite)K0.65Al2.0[Al0.65Si3.35O10](OH)2
Al KaoliniteAl2(Si2O5)(OH)4
Al MuscoviteKAl2(AlSi3O10)(OH)2
SiSilicon
Si Quartz (var: Chalcedony)SiO2
Si Muscovite (var: Illite)K0.65Al2.0[Al0.65Si3.35O10](OH)2
Si KaoliniteAl2(Si2O5)(OH)4
Si MuscoviteKAl2(AlSi3O10)(OH)2
Si QuartzSiO2
SSulfur
S AluniteKAl3(SO4)2(OH)6
S AnglesitePbSO4
S ArsenopyriteFeAsS
S BaryteBaSO4
S BeudantitePbFe3(AsO4)(SO4)(OH)6
S BorniteCu5FeS4
S ChalcociteCu2S
S ChalcopyriteCuFeS2
S CovelliteCuS
S DigeniteCu9S5
S EnargiteCu3AsS4
S GalenaPbS
S GypsumCaSO4 · 2H2O
S JarositeKFe3+ 3(SO4)2(OH)6
S MarcasiteFeS2
S PyrargyriteAg3SbS3
S PyriteFeS2
S PyrrhotiteFe7S8
S SphaleriteZnS
S TennantiteCu6[Cu4(Fe,Zn)2]As4S13
S TetrahedriteCu6[Cu4(Fe,Zn)2]Sb4S13
KPotassium
K AluniteKAl3(SO4)2(OH)6
K Muscovite (var: Illite)K0.65Al2.0[Al0.65Si3.35O10](OH)2
K JarositeKFe3+ 3(SO4)2(OH)6
K MuscoviteKAl2(AlSi3O10)(OH)2
CaCalcium
Ca CalciteCaCO3
Ca GypsumCaSO4 · 2H2O
FeIron
Fe ArsenopyriteFeAsS
Fe BeudantitePbFe3(AsO4)(SO4)(OH)6
Fe BorniteCu5FeS4
Fe ChalcopyriteCuFeS2
Fe Goethiteα-Fe3+O(OH)
Fe HematiteFe2O3
Fe JarositeKFe3+ 3(SO4)2(OH)6
Fe MarcasiteFeS2
Fe PyriteFeS2
Fe PyrrhotiteFe7S8
Fe SideriteFeCO3
Fe TetrahedriteCu6[Cu4(Fe,Zn)2]Sb4S13
CuCopper
Cu BorniteCu5FeS4
Cu ChalcociteCu2S
Cu ChalcopyriteCuFeS2
Cu CopperCu
Cu CovelliteCuS
Cu DigeniteCu9S5
Cu EnargiteCu3AsS4
Cu TennantiteCu6[Cu4(Fe,Zn)2]As4S13
Cu TetrahedriteCu6[Cu4(Fe,Zn)2]Sb4S13
ZnZinc
Zn SphaleriteZnS
Zn TetrahedriteCu6[Cu4(Fe,Zn)2]Sb4S13
AsArsenic
As ArsenopyriteFeAsS
As BeudantitePbFe3(AsO4)(SO4)(OH)6
As EnargiteCu3AsS4
As TennantiteCu6[Cu4(Fe,Zn)2]As4S13
AgSilver
Ag Electrum(Au, Ag)
Ag PyrargyriteAg3SbS3
SbAntimony
Sb PyrargyriteAg3SbS3
Sb TetrahedriteCu6[Cu4(Fe,Zn)2]Sb4S13
BaBarium
Ba BaryteBaSO4
AuGold
Au Electrum(Au, Ag)
Au GoldAu
PbLead
Pb AnglesitePbSO4
Pb BeudantitePbFe3(AsO4)(SO4)(OH)6
Pb CerussitePbCO3
Pb GalenaPbS

Regional Geology

This geological map and associated information on rock units at or nearby to the coordinates given for this locality is based on relatively small scale geological maps provided by various national Geological Surveys. This does not necessarily represent the complete geology at this locality but it gives a background for the region in which it is found.

Click on geological units on the map for more information. Click here to view full-screen map on Macrostrat.org

Neoproterozoic
541 - 1000 Ma



ID: 3187179
Neoproterozoic volcanic rocks

Age: Neoproterozoic (541 - 1000 Ma)

Lithology: Mafic-intermediate undivided volcanic rocks

Reference: Chorlton, L.B. Generalized geology of the world: bedrock domains and major faults in GIS format: a small-scale world geology map with an extended geological attribute database. doi: 10.4095/223767. Geological Survey of Canada, Open File 5529. [154]

Cryogenian - Tonian
635 - 1000 Ma



ID: 3306638

Age: Neoproterozoic (635 - 1000 Ma)

Lithology: Volcanic-sedimentary

Reference: Thiéblemont, D. (ed.). New edition of the 1:10,000,000 geological map of Africa. CGMW-BRGM. [190]

Data and map coding provided by Macrostrat.org, used under Creative Commons Attribution 4.0 License

References

Sort by

Year (asc) Year (desc) Author (A-Z) Author (Z-A)
Barrie, C. T. et al. (2007): The Bisha Volcanic-Associated Massive Sulfide Deposit, Western Nakfa Terrane, Eritrea. Economic Geology 102, 717-38.


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.
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