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Nkenga complex, Njombe Region, Tanzaniai
Regional Level Types
Nkenga complex- not defined -
Njombe RegionRegion
TanzaniaCountry

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Latitude & Longitude (WGS84):
9° 7' 59'' South , 34° 1' 0'' East
Latitude & Longitude (decimal):
Nearest Settlements:
PlacePopulationDistance
Matamba10,642 (2018)17.6km
Kandete10,318 (2016)23.8km
Chimala24,817 (2016)30.8km
Igurusi24,895 (2012)36.4km
Masoko12,720 (2016)36.7km


Mafic-ultramafic body located in the central part of the Ubendian metamorphic belt.

Select Mineral List Type

Standard Detailed Gallery Strunz Chemical Elements

Mineral List


23 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)
Reference: Evans, D. M., Barrett, F. M., Prichard, H. M., & Fisher, P. C. (2012). Platinum–palladium–gold mineralization in the Nkenja mafic–ultramafic body, Ubendian metamorphic belt, Tanzania. Mineralium Deposita, 47(1-2), 175-196.
'Apatite'
Formula: Ca5(PO4)3(Cl/F/OH)
Reference: Evans, D. M., Barrett, F. M., Prichard, H. M., & Fisher, P. C. (2012). Platinum–palladium–gold mineralization in the Nkenja mafic–ultramafic body, Ubendian metamorphic belt, Tanzania. Mineralium Deposita, 47(1-2), 175-196.
Augite
Formula: (CaxMgyFez)(Mgy1Fez1)Si2O6
Reference: Evans, D. M., Barrett, F. M., Prichard, H. M., & Fisher, P. C. (2012). Platinum–palladium–gold mineralization in the Nkenja mafic–ultramafic body, Ubendian metamorphic belt, Tanzania. Mineralium Deposita, 47(1-2), 175-196.
Bornite
Formula: Cu5FeS4
Reference: Evans, D. M., Barrett, F. M., Prichard, H. M., & Fisher, P. C. (2012). Platinum–palladium–gold mineralization in the Nkenja mafic–ultramafic body, Ubendian metamorphic belt, Tanzania. Mineralium Deposita, 47(1-2), 175-196.
Chalcocite
Formula: Cu2S
Reference: Evans, D. M., Barrett, F. M., Prichard, H. M., & Fisher, P. C. (2012). Platinum–palladium–gold mineralization in the Nkenja mafic–ultramafic body, Ubendian metamorphic belt, Tanzania. Mineralium Deposita, 47(1-2), 175-196.
Chalcopyrite
Formula: CuFeS2
Reference: Evans, D. M., Barrett, F. M., Prichard, H. M., & Fisher, P. C. (2012). Platinum–palladium–gold mineralization in the Nkenja mafic–ultramafic body, Ubendian metamorphic belt, Tanzania. Mineralium Deposita, 47(1-2), 175-196.
'Chlorite Group'
Reference: Evans, D. M., Barrett, F. M., Prichard, H. M., & Fisher, P. C. (2012). Platinum–palladium–gold mineralization in the Nkenja mafic–ultramafic body, Ubendian metamorphic belt, Tanzania. Mineralium Deposita, 47(1-2), 175-196.
Chromite
Formula: Fe2+Cr3+2O4
Reference: Evans, D. M., Barrett, F. M., Prichard, H. M., & Fisher, P. C. (2012). Platinum–palladium–gold mineralization in the Nkenja mafic–ultramafic body, Ubendian metamorphic belt, Tanzania. Mineralium Deposita, 47(1-2), 175-196.
'Clinopyroxene Subgroup'
Reference: Evans, D. M., Barrett, F. M., Prichard, H. M., & Fisher, P. C. (2012). Platinum–palladium–gold mineralization in the Nkenja mafic–ultramafic body, Ubendian metamorphic belt, Tanzania. Mineralium Deposita, 47(1-2), 175-196.
Copper
Formula: Cu
Reference: Evans, D. M., Barrett, F. M., Prichard, H. M., & Fisher, P. C. (2012). Platinum–palladium–gold mineralization in the Nkenja mafic–ultramafic body, Ubendian metamorphic belt, Tanzania. Mineralium Deposita, 47(1-2), 175-196.
Diopside
Formula: CaMgSi2O6
Reference: Evans, D. M., Barrett, F. M., Prichard, H. M., & Fisher, P. C. (2012). Platinum–palladium–gold mineralization in the Nkenja mafic–ultramafic body, Ubendian metamorphic belt, Tanzania. Mineralium Deposita, 47(1-2), 175-196.
'Fayalite-Forsterite Series'
Reference: Evans, D. M., Barrett, F. M., Prichard, H. M., & Fisher, P. C. (2012). Platinum–palladium–gold mineralization in the Nkenja mafic–ultramafic body, Ubendian metamorphic belt, Tanzania. Mineralium Deposita, 47(1-2), 175-196.
'Ferritchromit'
Reference: Evans, D. M., Barrett, F. M., Prichard, H. M., & Fisher, P. C. (2012). Platinum–palladium–gold mineralization in the Nkenja mafic–ultramafic body, Ubendian metamorphic belt, Tanzania. Mineralium Deposita, 47(1-2), 175-196.
Forsterite
Formula: Mg2SiO4
Reference: Evans, D. M., Barrett, F. M., Prichard, H. M., & Fisher, P. C. (2012). Platinum–palladium–gold mineralization in the Nkenja mafic–ultramafic body, Ubendian metamorphic belt, Tanzania. Mineralium Deposita, 47(1-2), 175-196.
Geversite
Formula: PtSb2
Reference: Evans, D. M., Barrett, F. M., Prichard, H. M., & Fisher, P. C. (2012). Platinum–palladium–gold mineralization in the Nkenja mafic–ultramafic body, Ubendian metamorphic belt, Tanzania. Mineralium Deposita, 47(1-2), 175-196.
Gold var. Electrum
Formula: (Au,Ag)
Reference: Evans, D. M., Barrett, F. M., Prichard, H. M., & Fisher, P. C. (2012). Platinum–palladium–gold mineralization in the Nkenja mafic–ultramafic body, Ubendian metamorphic belt, Tanzania. Mineralium Deposita, 47(1-2), 175-196.
Heazlewoodite
Formula: Ni3S2
Reference: Evans, D. M., Barrett, F. M., Prichard, H. M., & Fisher, P. C. (2012). Platinum–palladium–gold mineralization in the Nkenja mafic–ultramafic body, Ubendian metamorphic belt, Tanzania. Mineralium Deposita, 47(1-2), 175-196.
'Hornblende'
Reference: Evans, D. M., Barrett, F. M., Prichard, H. M., & Fisher, P. C. (2012). Platinum–palladium–gold mineralization in the Nkenja mafic–ultramafic body, Ubendian metamorphic belt, Tanzania. Mineralium Deposita, 47(1-2), 175-196.
Ilmenite
Formula: Fe2+TiO3
Reference: Evans, D. M., Barrett, F. M., Prichard, H. M., & Fisher, P. C. (2012). Platinum–palladium–gold mineralization in the Nkenja mafic–ultramafic body, Ubendian metamorphic belt, Tanzania. Mineralium Deposita, 47(1-2), 175-196.
Irarsite
Formula: (Ir,Ru,Rh,Pt)AsS
Reference: Evans, D. M., Barrett, F. M., Prichard, H. M., & Fisher, P. C. (2012). Platinum–palladium–gold mineralization in the Nkenja mafic–ultramafic body, Ubendian metamorphic belt, Tanzania. Mineralium Deposita, 47(1-2), 175-196.
Magnetite
Formula: Fe2+Fe3+2O4
Reference: Evans, D. M., Barrett, F. M., Prichard, H. M., & Fisher, P. C. (2012). Platinum–palladium–gold mineralization in the Nkenja mafic–ultramafic body, Ubendian metamorphic belt, Tanzania. Mineralium Deposita, 47(1-2), 175-196.
Millerite
Formula: NiS
Reference: Evans, D. M., Barrett, F. M., Prichard, H. M., & Fisher, P. C. (2012). Platinum–palladium–gold mineralization in the Nkenja mafic–ultramafic body, Ubendian metamorphic belt, Tanzania. Mineralium Deposita, 47(1-2), 175-196.
Osmium
Formula: (Os,Ir,Ru)
Reference: Evans, D. M., Barrett, F. M., Prichard, H. M., & Fisher, P. C. (2012). Platinum–palladium–gold mineralization in the Nkenja mafic–ultramafic body, Ubendian metamorphic belt, Tanzania. Mineralium Deposita, 47(1-2), 175-196.
Pentlandite
Formula: (NixFey)Σ9S8
Reference: Evans, D. M., Barrett, F. M., Prichard, H. M., & Fisher, P. C. (2012). Platinum–palladium–gold mineralization in the Nkenja mafic–ultramafic body, Ubendian metamorphic belt, Tanzania. Mineralium Deposita, 47(1-2), 175-196.
'Plagioclase'
Formula: (Na,Ca)[(Si,Al)AlSi2]O8
Reference: Evans, D. M., Barrett, F. M., Prichard, H. M., & Fisher, P. C. (2012). Platinum–palladium–gold mineralization in the Nkenja mafic–ultramafic body, Ubendian metamorphic belt, Tanzania. Mineralium Deposita, 47(1-2), 175-196.
Platinum
Formula: Pt
Reference: Evans, D. M., Barrett, F. M., Prichard, H. M., & Fisher, P. C. (2012). Platinum–palladium–gold mineralization in the Nkenja mafic–ultramafic body, Ubendian metamorphic belt, Tanzania. Mineralium Deposita, 47(1-2), 175-196.
Pyrite
Formula: FeS2
Reference: Evans, D. M., Barrett, F. M., Prichard, H. M., & Fisher, P. C. (2012). Platinum–palladium–gold mineralization in the Nkenja mafic–ultramafic body, Ubendian metamorphic belt, Tanzania. Mineralium Deposita, 47(1-2), 175-196.
Pyrrhotite
Formula: Fe1-xS
Reference: Evans, D. M., Barrett, F. M., Prichard, H. M., & Fisher, P. C. (2012). Platinum–palladium–gold mineralization in the Nkenja mafic–ultramafic body, Ubendian metamorphic belt, Tanzania. Mineralium Deposita, 47(1-2), 175-196.
Ruarsite
Formula: (Ru,Os)AsS
Reference: Evans, D. M., Barrett, F. M., Prichard, H. M., & Fisher, P. C. (2012). Platinum–palladium–gold mineralization in the Nkenja mafic–ultramafic body, Ubendian metamorphic belt, Tanzania. Mineralium Deposita, 47(1-2), 175-196.
'Serpentine Subgroup'
Formula: D3[Si2O5](OH)4
Reference: Evans, D. M., Barrett, F. M., Prichard, H. M., & Fisher, P. C. (2012). Platinum–palladium–gold mineralization in the Nkenja mafic–ultramafic body, Ubendian metamorphic belt, Tanzania. Mineralium Deposita, 47(1-2), 175-196.
Sperrylite
Formula: PtAs2
Reference: Evans, D. M., Barrett, F. M., Prichard, H. M., & Fisher, P. C. (2012). Platinum–palladium–gold mineralization in the Nkenja mafic–ultramafic body, Ubendian metamorphic belt, Tanzania. Mineralium Deposita, 47(1-2), 175-196.
Tremolite
Formula: ◻{Ca2}{Mg5}(Si8O22)(OH)2
Reference: Evans, D. M., Barrett, F. M., Prichard, H. M., & Fisher, P. C. (2012). Platinum–palladium–gold mineralization in the Nkenja mafic–ultramafic body, Ubendian metamorphic belt, Tanzania. Mineralium Deposita, 47(1-2), 175-196.

Gallery:

List of minerals arranged by Strunz 10th Edition classification

Group 1 - Elements
Copper1.AA.05Cu
Gold
var. Electrum
1.AA.05(Au,Ag)
Osmium1.AF.05(Os,Ir,Ru)
Platinum1.AF.10Pt
Group 2 - Sulphides and Sulfosalts
Bornite2.BA.15Cu5FeS4
Chalcocite2.BA.05Cu2S
Chalcopyrite2.CB.10aCuFeS2
Geversite2.EB.05aPtSb2
Heazlewoodite2.BB.05Ni3S2
Irarsite2.EB.25(Ir,Ru,Rh,Pt)AsS
Millerite2.CC.20NiS
Pentlandite2.BB.15(NixFey)Σ9S8
Pyrite2.EB.05aFeS2
Pyrrhotite2.CC.10Fe1-xS
Ruarsite2.EB.20(Ru,Os)AsS
Sperrylite2.EB.05aPtAs2
Group 4 - Oxides and Hydroxides
Chromite4.BB.05Fe2+Cr3+2O4
Ilmenite4.CB.05Fe2+TiO3
Magnetite4.BB.05Fe2+Fe3+2O4
Group 9 - Silicates
Albite9.FA.35Na(AlSi3O8)
Augite9.DA.15(CaxMgyFez)(Mgy1Fez1)Si2O6
Diopside9.DA.15CaMgSi2O6
Forsterite9.AC.05Mg2SiO4
Tremolite9.DE.10◻{Ca2}{Mg5}(Si8O22)(OH)2
Unclassified Minerals, Rocks, etc.
'Apatite'-Ca5(PO4)3(Cl/F/OH)
'Chlorite Group'-
'Clinopyroxene Subgroup'-
'Fayalite-Forsterite Series'-
'Ferritchromit'-
'Hornblende'-
'Plagioclase'-(Na,Ca)[(Si,Al)AlSi2]O8
'Serpentine Subgroup'-D3[Si2O5](OH)4

List of minerals for each chemical element

HHydrogen
H ApatiteCa5(PO4)3(Cl/F/OH)
H Serpentine SubgroupD3[Si2O5](OH)4
H Tremolite◻{Ca2}{Mg5}(Si8O22)(OH)2
OOxygen
O ForsteriteMg2SiO4
O DiopsideCaMgSi2O6
O AlbiteNa(AlSi3O8)
O ApatiteCa5(PO4)3(Cl/F/OH)
O Augite(CaxMgyFez)(Mgy1Fez1)Si2O6
O ChromiteFe2+Cr23+O4
O IlmeniteFe2+TiO3
O MagnetiteFe2+Fe23+O4
O Plagioclase(Na,Ca)[(Si,Al)AlSi2]O8
O Serpentine SubgroupD3[Si2O5](OH)4
O Tremolite◻{Ca2}{Mg5}(Si8O22)(OH)2
FFluorine
F ApatiteCa5(PO4)3(Cl/F/OH)
NaSodium
Na AlbiteNa(AlSi3O8)
Na Plagioclase(Na,Ca)[(Si,Al)AlSi2]O8
MgMagnesium
Mg ForsteriteMg2SiO4
Mg DiopsideCaMgSi2O6
Mg Augite(CaxMgyFez)(Mgy1Fez1)Si2O6
Mg Tremolite◻{Ca2}{Mg5}(Si8O22)(OH)2
AlAluminium
Al AlbiteNa(AlSi3O8)
Al Plagioclase(Na,Ca)[(Si,Al)AlSi2]O8
SiSilicon
Si ForsteriteMg2SiO4
Si DiopsideCaMgSi2O6
Si AlbiteNa(AlSi3O8)
Si Augite(CaxMgyFez)(Mgy1Fez1)Si2O6
Si Plagioclase(Na,Ca)[(Si,Al)AlSi2]O8
Si Serpentine SubgroupD3[Si2O5](OH)4
Si Tremolite◻{Ca2}{Mg5}(Si8O22)(OH)2
PPhosphorus
P ApatiteCa5(PO4)3(Cl/F/OH)
SSulfur
S BorniteCu5FeS4
S ChalcopyriteCuFeS2
S HeazlewooditeNi3S2
S Pentlandite(NixFey)Σ9S8
S PyrrhotiteFe1-xS
S ChalcociteCu2S
S Irarsite(Ir,Ru,Rh,Pt)AsS
S MilleriteNiS
S PyriteFeS2
S Ruarsite(Ru,Os)AsS
ClChlorine
Cl ApatiteCa5(PO4)3(Cl/F/OH)
CaCalcium
Ca DiopsideCaMgSi2O6
Ca ApatiteCa5(PO4)3(Cl/F/OH)
Ca Augite(CaxMgyFez)(Mgy1Fez1)Si2O6
Ca Plagioclase(Na,Ca)[(Si,Al)AlSi2]O8
Ca Tremolite◻{Ca2}{Mg5}(Si8O22)(OH)2
TiTitanium
Ti IlmeniteFe2+TiO3
CrChromium
Cr ChromiteFe2+Cr23+O4
FeIron
Fe BorniteCu5FeS4
Fe ChalcopyriteCuFeS2
Fe Pentlandite(NixFey)Σ9S8
Fe PyrrhotiteFe1-xS
Fe Augite(CaxMgyFez)(Mgy1Fez1)Si2O6
Fe ChromiteFe2+Cr23+O4
Fe IlmeniteFe2+TiO3
Fe MagnetiteFe2+Fe23+O4
Fe PyriteFeS2
NiNickel
Ni HeazlewooditeNi3S2
Ni Pentlandite(NixFey)Σ9S8
Ni MilleriteNiS
CuCopper
Cu BorniteCu5FeS4
Cu ChalcopyriteCuFeS2
Cu ChalcociteCu2S
Cu CopperCu
AsArsenic
As Irarsite(Ir,Ru,Rh,Pt)AsS
As Ruarsite(Ru,Os)AsS
As SperrylitePtAs2
RuRuthenium
Ru Irarsite(Ir,Ru,Rh,Pt)AsS
Ru Ruarsite(Ru,Os)AsS
Ru Osmium(Os,Ir,Ru)
RhRhodium
Rh Irarsite(Ir,Ru,Rh,Pt)AsS
AgSilver
Ag Gold var. Electrum(Au,Ag)
SbAntimony
Sb GeversitePtSb2
OsOsmium
Os Ruarsite(Ru,Os)AsS
Os Osmium(Os,Ir,Ru)
IrIridium
Ir Irarsite(Ir,Ru,Rh,Pt)AsS
Ir Osmium(Os,Ir,Ru)
PtPlatinum
Pt GeversitePtSb2
Pt Irarsite(Ir,Ru,Rh,Pt)AsS
Pt SperrylitePtAs2
Pt PlatinumPt
AuGold
Au Gold var. Electrum(Au,Ag)

References

Sort by

Year (asc) Year (desc) Author (A-Z) Author (Z-A)
Evans, D. M., Barrett, F. M., Prichard, H. M., & Fisher, P. C. (2012). Platinum–palladium–gold mineralization in the Nkenja mafic–ultramafic body, Ubendian metamorphic belt, Tanzania. Mineralium Deposita, 47(1-2), 175-196.

Other Regions, Features and Areas containing this locality

Africa
Somali PlateTectonic Plate

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