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Shira Complex, Shira, Bauchi, Nigeriai
Regional Level Types
Shira ComplexComplex
ShiraLocal Government Area
BauchiState
NigeriaCountry

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Latitude & Longitude (WGS84):
11° 30' North , 10° 4' East
Latitude & Longitude (decimal):
Type:
Age:
186 Β± 5 Ma
Geologic Time:
Dating method:
Rb-Sr
Reference for age:
Rahaman, M. A., Van Breemen, O., Bowden, P., & Bennett, J. N. (1984). Age migrations of anorogenic ring complexes in Northern Nigeria. The Journal of Geology, 92(2), 173-184. doi.org/10.1086/628847
Mindat Locality ID:
408606
Long-form identifier:
mindat:1:2:408606:5
GUID (UUID V4):
7341e39f-24df-4802-9f94-0f23b7b2aec3


Estimated area of the complex is 152 kmΒ². The 3 centres of the complex are aligned NNE-SSE, but only the southern part of the complex is well exposed.

Select Mineral List Type

Standard Detailed Gallery Strunz Chemical Elements

Mineral List


12 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“˜ Aegirine
Formula: NaFe3+Si2O6
β“˜ Aegirine-augite
Formula: (NaaCabFe2+cMgd)(Fe3+eAlfFe2+gMgh)Si2O6
β“˜ Aenigmatite
Formula: Na4[Fe2+10Ti2]O4[Si12O36]
β“˜ 'Alkali Feldspar'
β“˜ 'Amphibole Supergroup'
Formula: AB2C5((Si,Al,Ti)8O22)(OH,F,Cl,O)2
β“˜ 'Apatite'
Formula: Ca5(PO4)3(Cl/F/OH)
β“˜ Arfvedsonite
Formula: [Na][Na2][Fe2+4Fe3+]Si8O22(OH)2
β“˜ Astrophyllite
Formula: K2NaFe2+7Ti2Si8O26(OH)4F
β“˜ Augite
Formula: (CaxMgyFez)(Mgy1Fez1)Si2O6
β“˜ Augite var. Ferrohedenbergite
Formula: (Ca,Mg,Fe)(Fe,Mg)Si2O6
β“˜ 'Biotite'
Formula: K(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
β“˜ 'Chevkinite Group'
β“˜ Fayalite
Formula: Fe2+2SiO4
β“˜ 'Feldspar Group'
β“˜ 'Feldspar Group var. Perthite'
β“˜ Ferro-richterite
Formula: {Na}{CaNa}{Fe2+5}(Si8O22)(OH)2
β“˜ Ilmenite
Formula: Fe2+TiO3
β“˜ Narsarsukite
Formula: Na4(Ti,Fe)2[Si8O20](O,OH,F)2
β“˜ 'Plagioclase'
Formula: (Na,Ca)[(Si,Al)AlSi2]O8
β“˜ 'Pyroxene Group'
Formula: ADSi2O6
β“˜ Quartz
Formula: SiO2
β“˜ 'Sodic amphibole'
β“˜ Zircon
Formula: Zr(SiO4)

Gallery:

List of minerals arranged by Strunz 10th Edition classification

Group 4 - Oxides and Hydroxides
β“˜Ilmenite4.CB.05Fe2+TiO3
β“˜Quartz4.DA.05SiO2
Group 9 - Silicates
β“˜Fayalite9.AC.05Fe2+2SiO4
β“˜Zircon9.AD.30Zr(SiO4)
β“˜Augite
var. Ferrohedenbergite
9.DA.15(Ca,Mg,Fe)(Fe,Mg)Si2O6
β“˜9.DA.15(CaxMgyFez)(Mgy1Fez1)Si2O6
β“˜Aegirine-augite9.DA.20(NaaCabFe2+cMgd)(Fe3+eAlfFe2+gMgh)Si2O6
β“˜Aegirine9.DA.25NaFe3+Si2O6
β“˜Astrophyllite9.DC.05K2NaFe2+7Ti2Si8O26(OH)4F
β“˜Ferro-richterite9.DE.20{Na}{CaNa}{Fe2+5}(Si8O22)(OH)2
β“˜Arfvedsonite9.DE.25[Na][Na2][Fe2+4Fe3+]Si8O22(OH)2
β“˜Aenigmatite9.DH.40Na4[Fe2+10Ti2]O4[Si12O36]
β“˜Narsarsukite9.DJ.05Na4(Ti,Fe)2[Si8O20](O,OH,F)2
Unclassified
β“˜'Biotite'-K(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
β“˜'Amphibole Supergroup'-AB2C5((Si,Al,Ti)8O22)(OH,F,Cl,O)2
β“˜'Alkali Feldspar'-
β“˜'Feldspar Group
var. Perthite'
-
β“˜'Plagioclase'-(Na,Ca)[(Si,Al)AlSi2]O8
β“˜'Pyroxene Group'-ADSi2O6
β“˜'Apatite'-Ca5(PO4)3(Cl/F/OH)
β“˜'Chevkinite Group'-
β“˜'Sodic amphibole'-
β“˜'Feldspar Group'-

List of minerals for each chemical element

HHydrogen
Hβ“˜ Amphibole SupergroupAB2C5((Si,Al,Ti)8O22)(OH,F,Cl,O)2
Hβ“˜ Arfvedsonite[Na][Na2][Fe42+Fe3+]Si8O22(OH)2
Hβ“˜ AstrophylliteK2NaFe72+Ti2Si8O26(OH)4F
Hβ“˜ BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
Hβ“˜ Ferro-richterite{Na}{CaNa}{Fe52+}(Si8O22)(OH)2
Hβ“˜ NarsarsukiteNa4(Ti,Fe)2[Si8O20](O,OH,F)2
Hβ“˜ ApatiteCa5(PO4)3(Cl/F/OH)
OOxygen
Oβ“˜ AegirineNaFe3+Si2O6
Oβ“˜ Aegirine-augite(NaaCabFec2+Mgd)(Fee3+AlfFeg2+Mgh)Si2O6
Oβ“˜ AenigmatiteNa4[Fe102+Ti2]O4[Si12O36]
Oβ“˜ Amphibole SupergroupAB2C5((Si,Al,Ti)8O22)(OH,F,Cl,O)2
Oβ“˜ Arfvedsonite[Na][Na2][Fe42+Fe3+]Si8O22(OH)2
Oβ“˜ AstrophylliteK2NaFe72+Ti2Si8O26(OH)4F
Oβ“˜ Augite(CaxMgyFez)(Mgy1Fez1)Si2O6
Oβ“˜ BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
Oβ“˜ FayaliteFe22+SiO4
Oβ“˜ Ferro-richterite{Na}{CaNa}{Fe52+}(Si8O22)(OH)2
Oβ“˜ IlmeniteFe2+TiO3
Oβ“˜ NarsarsukiteNa4(Ti,Fe)2[Si8O20](O,OH,F)2
Oβ“˜ QuartzSiO2
Oβ“˜ ZirconZr(SiO4)
Oβ“˜ Plagioclase(Na,Ca)[(Si,Al)AlSi2]O8
Oβ“˜ Pyroxene GroupADSi2O6
Oβ“˜ ApatiteCa5(PO4)3(Cl/F/OH)
Oβ“˜ Augite var. Ferrohedenbergite(Ca,Mg,Fe)(Fe,Mg)Si2O6
FFluorine
Fβ“˜ Amphibole SupergroupAB2C5((Si,Al,Ti)8O22)(OH,F,Cl,O)2
Fβ“˜ AstrophylliteK2NaFe72+Ti2Si8O26(OH)4F
Fβ“˜ BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
Fβ“˜ NarsarsukiteNa4(Ti,Fe)2[Si8O20](O,OH,F)2
Fβ“˜ ApatiteCa5(PO4)3(Cl/F/OH)
NaSodium
Naβ“˜ AegirineNaFe3+Si2O6
Naβ“˜ Aegirine-augite(NaaCabFec2+Mgd)(Fee3+AlfFeg2+Mgh)Si2O6
Naβ“˜ AenigmatiteNa4[Fe102+Ti2]O4[Si12O36]
Naβ“˜ Arfvedsonite[Na][Na2][Fe42+Fe3+]Si8O22(OH)2
Naβ“˜ AstrophylliteK2NaFe72+Ti2Si8O26(OH)4F
Naβ“˜ Ferro-richterite{Na}{CaNa}{Fe52+}(Si8O22)(OH)2
Naβ“˜ NarsarsukiteNa4(Ti,Fe)2[Si8O20](O,OH,F)2
Naβ“˜ Plagioclase(Na,Ca)[(Si,Al)AlSi2]O8
MgMagnesium
Mgβ“˜ Aegirine-augite(NaaCabFec2+Mgd)(Fee3+AlfFeg2+Mgh)Si2O6
Mgβ“˜ Augite(CaxMgyFez)(Mgy1Fez1)Si2O6
Mgβ“˜ BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
Mgβ“˜ Augite var. Ferrohedenbergite(Ca,Mg,Fe)(Fe,Mg)Si2O6
AlAluminium
Alβ“˜ Aegirine-augite(NaaCabFec2+Mgd)(Fee3+AlfFeg2+Mgh)Si2O6
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
Alβ“˜ Plagioclase(Na,Ca)[(Si,Al)AlSi2]O8
SiSilicon
Siβ“˜ AegirineNaFe3+Si2O6
Siβ“˜ Aegirine-augite(NaaCabFec2+Mgd)(Fee3+AlfFeg2+Mgh)Si2O6
Siβ“˜ AenigmatiteNa4[Fe102+Ti2]O4[Si12O36]
Siβ“˜ Amphibole SupergroupAB2C5((Si,Al,Ti)8O22)(OH,F,Cl,O)2
Siβ“˜ Arfvedsonite[Na][Na2][Fe42+Fe3+]Si8O22(OH)2
Siβ“˜ AstrophylliteK2NaFe72+Ti2Si8O26(OH)4F
Siβ“˜ Augite(CaxMgyFez)(Mgy1Fez1)Si2O6
Siβ“˜ BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
Siβ“˜ FayaliteFe22+SiO4
Siβ“˜ Ferro-richterite{Na}{CaNa}{Fe52+}(Si8O22)(OH)2
Siβ“˜ NarsarsukiteNa4(Ti,Fe)2[Si8O20](O,OH,F)2
Siβ“˜ QuartzSiO2
Siβ“˜ ZirconZr(SiO4)
Siβ“˜ Plagioclase(Na,Ca)[(Si,Al)AlSi2]O8
Siβ“˜ Pyroxene GroupADSi2O6
Siβ“˜ Augite var. Ferrohedenbergite(Ca,Mg,Fe)(Fe,Mg)Si2O6
PPhosphorus
Pβ“˜ ApatiteCa5(PO4)3(Cl/F/OH)
ClChlorine
Clβ“˜ Amphibole SupergroupAB2C5((Si,Al,Ti)8O22)(OH,F,Cl,O)2
Clβ“˜ ApatiteCa5(PO4)3(Cl/F/OH)
KPotassium
Kβ“˜ AstrophylliteK2NaFe72+Ti2Si8O26(OH)4F
Kβ“˜ BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
CaCalcium
Caβ“˜ Aegirine-augite(NaaCabFec2+Mgd)(Fee3+AlfFeg2+Mgh)Si2O6
Caβ“˜ Augite(CaxMgyFez)(Mgy1Fez1)Si2O6
Caβ“˜ Ferro-richterite{Na}{CaNa}{Fe52+}(Si8O22)(OH)2
Caβ“˜ Plagioclase(Na,Ca)[(Si,Al)AlSi2]O8
Caβ“˜ ApatiteCa5(PO4)3(Cl/F/OH)
Caβ“˜ Augite var. Ferrohedenbergite(Ca,Mg,Fe)(Fe,Mg)Si2O6
TiTitanium
Tiβ“˜ AenigmatiteNa4[Fe102+Ti2]O4[Si12O36]
Tiβ“˜ Amphibole SupergroupAB2C5((Si,Al,Ti)8O22)(OH,F,Cl,O)2
Tiβ“˜ AstrophylliteK2NaFe72+Ti2Si8O26(OH)4F
Tiβ“˜ BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
Tiβ“˜ IlmeniteFe2+TiO3
Tiβ“˜ NarsarsukiteNa4(Ti,Fe)2[Si8O20](O,OH,F)2
FeIron
Feβ“˜ AegirineNaFe3+Si2O6
Feβ“˜ Aegirine-augite(NaaCabFec2+Mgd)(Fee3+AlfFeg2+Mgh)Si2O6
Feβ“˜ AenigmatiteNa4[Fe102+Ti2]O4[Si12O36]
Feβ“˜ Arfvedsonite[Na][Na2][Fe42+Fe3+]Si8O22(OH)2
Feβ“˜ AstrophylliteK2NaFe72+Ti2Si8O26(OH)4F
Feβ“˜ Augite(CaxMgyFez)(Mgy1Fez1)Si2O6
Feβ“˜ BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
Feβ“˜ FayaliteFe22+SiO4
Feβ“˜ Ferro-richterite{Na}{CaNa}{Fe52+}(Si8O22)(OH)2
Feβ“˜ IlmeniteFe2+TiO3
Feβ“˜ NarsarsukiteNa4(Ti,Fe)2[Si8O20](O,OH,F)2
Feβ“˜ Augite var. Ferrohedenbergite(Ca,Mg,Fe)(Fe,Mg)Si2O6
ZrZirconium
Zrβ“˜ ZirconZr(SiO4)

Other Regions, Features and Areas containing this locality

African PlateTectonic Plate
West AfricaUN Subregion

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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