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Nyankanga pit, Geita Mine, Lake Victoria Goldfield, Geita Region, Tanzaniai
Regional Level Types
Nyankanga pitPit (Active)
Geita MineMine
Lake Victoria GoldfieldMining Field
Geita RegionRegion
TanzaniaCountry

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Latitude & Longitude (WGS84):
2° 52' 30'' South , 32° 10' 28'' East
Latitude & Longitude (decimal):
-2.87513,32.17447
GeoHash:
G#: kxqzshsep
GRN:
S02E23
Locality type:
Pit (Active) - last checked 2019
KΓΆppen climate type:
Aw : Tropical savanna, wet
Nearest Settlements:
PlacePopulationDistance
Geita40,000 (2018)6.4km
Kasamwa27,681 (2016)28.9km
Katoro49,691 (2016)34.9km
Buseresere52,870 (2018)37.1km
Chato27,776 (2016)52.4km


Part of the Geita Gold Mine complex.

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


13 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:

β“˜ Actinolite
Formula: ◻Ca2(Mg4.5-2.5Fe0.5-2.5)Si8O22(OH)2
Reference: Sanislav, I. V., Kolling, S. L., Brayshaw, M., Cook, Y. A., Dirks, P. H., Blenkinsop, T. G., ... & Ruhega, R. (2015). The geology of the giant Nyankanga gold deposit, Geita Greenstone Belt, Tanzania. Ore Geology Reviews, 69, 1-16.
β“˜ 'Amphibole Supergroup'
Formula: AB2C5((Si,Al,Ti)8O22)(OH,F,Cl,O)2
Reference: Sanislav, I. V., Kolling, S. L., Brayshaw, M., Cook, Y. A., Dirks, P. H., Blenkinsop, T. G., ... & Ruhega, R. (2015). The geology of the giant Nyankanga gold deposit, Geita Greenstone Belt, Tanzania. Ore Geology Reviews, 69, 1-16.
β“˜ Ankerite
Formula: Ca(Fe2+,Mg)(CO3)2
Reference: Sanislav, I. V., Kolling, S. L., Brayshaw, M., Cook, Y. A., Dirks, P. H., Blenkinsop, T. G., ... & Ruhega, R. (2015). The geology of the giant Nyankanga gold deposit, Geita Greenstone Belt, Tanzania. Ore Geology Reviews, 69, 1-16.
β“˜ 'Biotite'
Formula: K(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2 or Simplified: K(Mg,Fe)3AlSi3O10(OH)2
Reference: Sanislav, I. V., Kolling, S. L., Brayshaw, M., Cook, Y. A., Dirks, P. H., Blenkinsop, T. G., ... & Ruhega, R. (2015). The geology of the giant Nyankanga gold deposit, Geita Greenstone Belt, Tanzania. Ore Geology Reviews, 69, 1-16.
β“˜ Calcite
Formula: CaCO3
Reference: Sanislav, I. V., Kolling, S. L., Brayshaw, M., Cook, Y. A., Dirks, P. H., Blenkinsop, T. G., ... & Ruhega, R. (2015). The geology of the giant Nyankanga gold deposit, Geita Greenstone Belt, Tanzania. Ore Geology Reviews, 69, 1-16.
β“˜ 'Chlorite Group'
Reference: Sanislav, I. V., Kolling, S. L., Brayshaw, M., Cook, Y. A., Dirks, P. H., Blenkinsop, T. G., ... & Ruhega, R. (2015). The geology of the giant Nyankanga gold deposit, Geita Greenstone Belt, Tanzania. Ore Geology Reviews, 69, 1-16.
β“˜ Dolomite
Formula: CaMg(CO3)2
Reference: Sanislav, I. V., Kolling, S. L., Brayshaw, M., Cook, Y. A., Dirks, P. H., Blenkinsop, T. G., ... & Ruhega, R. (2015). The geology of the giant Nyankanga gold deposit, Geita Greenstone Belt, Tanzania. Ore Geology Reviews, 69, 1-16.
β“˜ Epidote
Formula: {Ca2}{Al2Fe3+}(Si2O7)(SiO4)O(OH)
Reference: Sanislav, I. V., Kolling, S. L., Brayshaw, M., Cook, Y. A., Dirks, P. H., Blenkinsop, T. G., ... & Ruhega, R. (2015). The geology of the giant Nyankanga gold deposit, Geita Greenstone Belt, Tanzania. Ore Geology Reviews, 69, 1-16.
β“˜ Gold
Formula: Au
Reference: Sanislav, I. V., Kolling, S. L., Brayshaw, M., Cook, Y. A., Dirks, P. H., Blenkinsop, T. G., ... & Ruhega, R. (2015). The geology of the giant Nyankanga gold deposit, Geita Greenstone Belt, Tanzania. Ore Geology Reviews, 69, 1-16.
β“˜ Graphite
Formula: C
Reference: Sanislav, I. V., Kolling, S. L., Brayshaw, M., Cook, Y. A., Dirks, P. H., Blenkinsop, T. G., ... & Ruhega, R. (2015). The geology of the giant Nyankanga gold deposit, Geita Greenstone Belt, Tanzania. Ore Geology Reviews, 69, 1-16.
β“˜ Hematite
Formula: Fe2O3
Reference: Sanislav, I. V., Kolling, S. L., Brayshaw, M., Cook, Y. A., Dirks, P. H., Blenkinsop, T. G., ... & Ruhega, R. (2015). The geology of the giant Nyankanga gold deposit, Geita Greenstone Belt, Tanzania. Ore Geology Reviews, 69, 1-16.
β“˜ 'Hornblende'
Reference: Sanislav, I. V., Kolling, S. L., Brayshaw, M., Cook, Y. A., Dirks, P. H., Blenkinsop, T. G., ... & Ruhega, R. (2015). The geology of the giant Nyankanga gold deposit, Geita Greenstone Belt, Tanzania. Ore Geology Reviews, 69, 1-16.
β“˜ 'K Feldspar'
Formula: KAlSi3O8
Reference: Sanislav, I. V., Kolling, S. L., Brayshaw, M., Cook, Y. A., Dirks, P. H., Blenkinsop, T. G., ... & Ruhega, R. (2015). The geology of the giant Nyankanga gold deposit, Geita Greenstone Belt, Tanzania. Ore Geology Reviews, 69, 1-16.
β“˜ Magnetite
Formula: Fe2+Fe3+2O4
Reference: Sanislav, I. V., Kolling, S. L., Brayshaw, M., Cook, Y. A., Dirks, P. H., Blenkinsop, T. G., ... & Ruhega, R. (2015). The geology of the giant Nyankanga gold deposit, Geita Greenstone Belt, Tanzania. Ore Geology Reviews, 69, 1-16.
β“˜ Muscovite
Formula: KAl2(AlSi3O10)(OH)2
Reference: Sanislav, I. V., Kolling, S. L., Brayshaw, M., Cook, Y. A., Dirks, P. H., Blenkinsop, T. G., ... & Ruhega, R. (2015). The geology of the giant Nyankanga gold deposit, Geita Greenstone Belt, Tanzania. Ore Geology Reviews, 69, 1-16.
β“˜ Muscovite var. Sericite
Formula: KAl2(AlSi3O10)(OH)2
Reference: Sanislav, I. V., Kolling, S. L., Brayshaw, M., Cook, Y. A., Dirks, P. H., Blenkinsop, T. G., ... & Ruhega, R. (2015). The geology of the giant Nyankanga gold deposit, Geita Greenstone Belt, Tanzania. Ore Geology Reviews, 69, 1-16.
β“˜ 'Plagioclase'
Formula: (Na,Ca)[(Si,Al)AlSi2]O8
Reference: Sanislav, I. V., Kolling, S. L., Brayshaw, M., Cook, Y. A., Dirks, P. H., Blenkinsop, T. G., ... & Ruhega, R. (2015). The geology of the giant Nyankanga gold deposit, Geita Greenstone Belt, Tanzania. Ore Geology Reviews, 69, 1-16.
β“˜ Pyrite
Formula: FeS2
Reference: Sanislav, I. V., Kolling, S. L., Brayshaw, M., Cook, Y. A., Dirks, P. H., Blenkinsop, T. G., ... & Ruhega, R. (2015). The geology of the giant Nyankanga gold deposit, Geita Greenstone Belt, Tanzania. Ore Geology Reviews, 69, 1-16.
β“˜ Pyrite var. Gold-bearing Pyrite
Formula: FeS2
Reference: Sanislav, I. V., Kolling, S. L., Brayshaw, M., Cook, Y. A., Dirks, P. H., Blenkinsop, T. G., ... & Ruhega, R. (2015). The geology of the giant Nyankanga gold deposit, Geita Greenstone Belt, Tanzania. Ore Geology Reviews, 69, 1-16.
β“˜ Pyrrhotite
Formula: Fe1-xS
Reference: Sanislav, I. V., Kolling, S. L., Brayshaw, M., Cook, Y. A., Dirks, P. H., Blenkinsop, T. G., ... & Ruhega, R. (2015). The geology of the giant Nyankanga gold deposit, Geita Greenstone Belt, Tanzania. Ore Geology Reviews, 69, 1-16.
β“˜ Quartz
Formula: SiO2
Reference: Sanislav, I. V., Kolling, S. L., Brayshaw, M., Cook, Y. A., Dirks, P. H., Blenkinsop, T. G., ... & Ruhega, R. (2015). The geology of the giant Nyankanga gold deposit, Geita Greenstone Belt, Tanzania. Ore Geology Reviews, 69, 1-16.

Gallery:

List of minerals arranged by Strunz 10th Edition classification

Group 1 - Elements
β“˜Gold1.AA.05Au
β“˜Graphite1.CB.05aC
Group 2 - Sulphides and Sulfosalts
β“˜Pyrite2.EB.05aFeS2
β“˜var. Gold-bearing Pyrite2.EB.05aFeS2
β“˜Pyrrhotite2.CC.10Fe1-xS
Group 4 - Oxides and Hydroxides
β“˜Hematite4.CB.05Fe2O3
β“˜Magnetite4.BB.05Fe2+Fe3+2O4
β“˜Quartz4.DA.05SiO2
Group 5 - Nitrates and Carbonates
β“˜Ankerite5.AB.10Ca(Fe2+,Mg)(CO3)2
β“˜Calcite5.AB.05CaCO3
β“˜Dolomite5.AB.10CaMg(CO3)2
Group 9 - Silicates
β“˜Actinolite9.DE.10β—»Ca2(Mg4.5-2.5Fe0.5-2.5)Si8O22(OH)2
β“˜Epidote9.BG.05a{Ca2}{Al2Fe3+}(Si2O7)(SiO4)O(OH)
β“˜Muscovite9.EC.15KAl2(AlSi3O10)(OH)2
β“˜var. Sericite9.EC.15KAl2(AlSi3O10)(OH)2
Unclassified Minerals, Rocks, etc.
β“˜'Amphibole Supergroup'-AB2C5((Si,Al,Ti)8O22)(OH,F,Cl,O)2
β“˜'Biotite'-K(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2 or Simplified: K(Mg,Fe)3AlSi3O10(OH)2
β“˜'Chlorite Group'-
β“˜'Hornblende'-
β“˜'K Feldspar'-KAlSi3O8
β“˜'Plagioclase'-(Na,Ca)[(Si,Al)AlSi2]O8

List of minerals for each chemical element

HHydrogen
Hβ“˜ Actinolite◻Ca2(Mg4.5-2.5Fe0.5-2.5)Si8O22(OH)2
Hβ“˜ Amphibole SupergroupAB2C5((Si,Al,Ti)8O22)(OH,F,Cl,O)2
Hβ“˜ BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2 or Simplified: K(Mg,Fe)3AlSi3O10(OH)2
Hβ“˜ Epidote{Ca2}{Al2Fe3+}(Si2O7)(SiO4)O(OH)
Hβ“˜ Muscovite var. SericiteKAl2(AlSi3O10)(OH)2
Hβ“˜ MuscoviteKAl2(AlSi3O10)(OH)2
CCarbon
Cβ“˜ AnkeriteCa(Fe2+,Mg)(CO3)2
Cβ“˜ CalciteCaCO3
Cβ“˜ DolomiteCaMg(CO3)2
Cβ“˜ GraphiteC
OOxygen
Oβ“˜ Actinolite◻Ca2(Mg4.5-2.5Fe0.5-2.5)Si8O22(OH)2
Oβ“˜ Amphibole SupergroupAB2C5((Si,Al,Ti)8O22)(OH,F,Cl,O)2
Oβ“˜ AnkeriteCa(Fe2+,Mg)(CO3)2
Oβ“˜ BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2 or Simplified: K(Mg,Fe)3AlSi3O10(OH)2
Oβ“˜ CalciteCaCO3
Oβ“˜ DolomiteCaMg(CO3)2
Oβ“˜ Epidote{Ca2}{Al2Fe3+}(Si2O7)(SiO4)O(OH)
Oβ“˜ HematiteFe2O3
Oβ“˜ MagnetiteFe2+Fe23+O4
Oβ“˜ Plagioclase(Na,Ca)[(Si,Al)AlSi2]O8
Oβ“˜ QuartzSiO2
Oβ“˜ Muscovite var. SericiteKAl2(AlSi3O10)(OH)2
Oβ“˜ K FeldsparKAlSi3O8
Oβ“˜ MuscoviteKAl2(AlSi3O10)(OH)2
FFluorine
Fβ“˜ Amphibole SupergroupAB2C5((Si,Al,Ti)8O22)(OH,F,Cl,O)2
Fβ“˜ BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2 or Simplified: K(Mg,Fe)3AlSi3O10(OH)2
NaSodium
Naβ“˜ Plagioclase(Na,Ca)[(Si,Al)AlSi2]O8
MgMagnesium
Mgβ“˜ Actinolite◻Ca2(Mg4.5-2.5Fe0.5-2.5)Si8O22(OH)2
Mgβ“˜ AnkeriteCa(Fe2+,Mg)(CO3)2
Mgβ“˜ BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2 or Simplified: K(Mg,Fe)3AlSi3O10(OH)2
Mgβ“˜ DolomiteCaMg(CO3)2
AlAluminium
Alβ“˜ Amphibole SupergroupAB2C5((Si,Al,Ti)8O22)(OH,F,Cl,O)2
Alβ“˜ BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2 or Simplified: K(Mg,Fe)3AlSi3O10(OH)2
Alβ“˜ Epidote{Ca2}{Al2Fe3+}(Si2O7)(SiO4)O(OH)
Alβ“˜ Plagioclase(Na,Ca)[(Si,Al)AlSi2]O8
Alβ“˜ Muscovite var. SericiteKAl2(AlSi3O10)(OH)2
Alβ“˜ K FeldsparKAlSi3O8
Alβ“˜ MuscoviteKAl2(AlSi3O10)(OH)2
SiSilicon
Siβ“˜ Actinolite◻Ca2(Mg4.5-2.5Fe0.5-2.5)Si8O22(OH)2
Siβ“˜ Amphibole SupergroupAB2C5((Si,Al,Ti)8O22)(OH,F,Cl,O)2
Siβ“˜ BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2 or Simplified: K(Mg,Fe)3AlSi3O10(OH)2
Siβ“˜ Epidote{Ca2}{Al2Fe3+}(Si2O7)(SiO4)O(OH)
Siβ“˜ Plagioclase(Na,Ca)[(Si,Al)AlSi2]O8
Siβ“˜ QuartzSiO2
Siβ“˜ Muscovite var. SericiteKAl2(AlSi3O10)(OH)2
Siβ“˜ K FeldsparKAlSi3O8
Siβ“˜ MuscoviteKAl2(AlSi3O10)(OH)2
SSulfur
Sβ“˜ PyriteFeS2
Sβ“˜ PyrrhotiteFe1-xS
Sβ“˜ Pyrite var. Gold-bearing PyriteFeS2
ClChlorine
Clβ“˜ Amphibole SupergroupAB2C5((Si,Al,Ti)8O22)(OH,F,Cl,O)2
KPotassium
Kβ“˜ BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2 or Simplified: K(Mg,Fe)3AlSi3O10(OH)2
Kβ“˜ Muscovite var. SericiteKAl2(AlSi3O10)(OH)2
Kβ“˜ K FeldsparKAlSi3O8
Kβ“˜ MuscoviteKAl2(AlSi3O10)(OH)2
CaCalcium
Caβ“˜ Actinolite◻Ca2(Mg4.5-2.5Fe0.5-2.5)Si8O22(OH)2
Caβ“˜ AnkeriteCa(Fe2+,Mg)(CO3)2
Caβ“˜ CalciteCaCO3
Caβ“˜ DolomiteCaMg(CO3)2
Caβ“˜ Epidote{Ca2}{Al2Fe3+}(Si2O7)(SiO4)O(OH)
Caβ“˜ Plagioclase(Na,Ca)[(Si,Al)AlSi2]O8
TiTitanium
Tiβ“˜ Amphibole SupergroupAB2C5((Si,Al,Ti)8O22)(OH,F,Cl,O)2
Tiβ“˜ BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2 or Simplified: K(Mg,Fe)3AlSi3O10(OH)2
FeIron
Feβ“˜ Actinolite◻Ca2(Mg4.5-2.5Fe0.5-2.5)Si8O22(OH)2
Feβ“˜ AnkeriteCa(Fe2+,Mg)(CO3)2
Feβ“˜ BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2 or Simplified: K(Mg,Fe)3AlSi3O10(OH)2
Feβ“˜ Epidote{Ca2}{Al2Fe3+}(Si2O7)(SiO4)O(OH)
Feβ“˜ HematiteFe2O3
Feβ“˜ MagnetiteFe2+Fe23+O4
Feβ“˜ PyriteFeS2
Feβ“˜ PyrrhotiteFe1-xS
Feβ“˜ Pyrite var. Gold-bearing PyriteFeS2
AuGold
Auβ“˜ GoldAu

References

Sort by

Year (asc) Year (desc) Author (A-Z) Author (Z-A)
Sanislav, I. V., Kolling, S. L., Brayshaw, M., Cook, Y. A., Dirks, P. H., Blenkinsop, T. G., ... & Ruhega, R. (2015). The geology of the giant Nyankanga gold deposit, Geita Greenstone Belt, Tanzania. Ore Geology Reviews, 69, 1-16.

Other Regions, Features and Areas containing this locality

African Plate
Somali PlateTectonic Plate
Tanzania

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