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Mount Tchivira, Lubango City Council, Huíla Province, Angolai
Regional Level Types
Mount TchiviraMountain
Lubango City CouncilCouncil
Huíla ProvinceProvince
AngolaCountry

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Key
Latitude & Longitude (WGS84):
14° 19' 0'' South , 13° 52' 59'' East
Latitude & Longitude (decimal):
Locality type:


Lower Cretaceous alkaline-carbonatite complex (10 km diameter) in Precambrian granito-gneissic basement.

Carbonatite ring, rimmed to the east by fenitized ijolites, within nepheline syenite body.

Younger alkali gabbro/syenite intrusion.

Regions containing this locality

African PlateTectonic Plate

Select Mineral List Type

Standard Detailed Strunz Dana Chemical Elements

Mineral List


25 valid minerals.

Detailed Mineral List:

Aegirine
Formula: NaFe3+Si2O6
Description: Acmite, rims salite in nepheline syenite.
Reference: Eur. J. Mineral. , 1993, 5, pp. 1001-1024.
Albite
Formula: Na(AlSi3O8)
Description: Rims orthoclase in alkali gabbro/syenite intrusion.
Reference: Eur. J. Mineral. , 1993, 5, pp. 1001-1024.
'Albite-Anorthite Series'
Reference: Eur. J. Mineral. , 1993, 5, pp. 1001-1024.
Analcime
Formula: Na(AlSi2O6) · H2O
Description: In tephritic dykes surrounding the alkali-carbonatite complex.
Reference: Eur. J. Mineral. , 1993, 5, pp. 1001-1024.
Ankerite
Formula: Ca(Fe2+,Mg)(CO3)2
Reference: Eur. J. Mineral. , 1993, 5, pp. 1001-1024.
Anorthite
Formula: Ca(Al2Si2O8)
Reference: Eur. J. Mineral. , 1993, 5, pp. 1001-1024.
Anorthite var: Bytownite
Formula: (Ca,Na)[Al(Al,Si)Si2O8]
Description: In tephritic dykes surrounding the alkali-carbonatite complex.
Reference: Eur. J. Mineral. , 1993, 5, pp. 1001-1024.
Anorthite var: Labradorite
Formula: (Ca,Na)[Al(Al,Si)Si2O8]
Description: In alkali gabbro/syenite intrusion. In tephritic dykes surrounding the alkali-carbonatite complex.
Reference: Eur. J. Mineral. , 1993, 5, pp. 1001-1024.
'Anorthoclase'
Formula: (Na,K)AlSi3O8
Description: In phonolite dykes surrounding the alkaline-carbonatite complex.
Reference: Eur. J. Mineral. , 1993, 5, pp. 1001-1024.
'Apatite'
Formula: Ca5(PO4)3(Cl/F/OH)
Reference: Eur. J. Mineral. , 1993, 5, pp. 1001-1024.
Baryte
Formula: BaSO4
Reference: Eur. J. Mineral. , 1993, 5, pp. 1001-1024.
'Biotite'
Formula: K(Fe2+/Mg)2(Al/Fe3+/Mg)([Si/Al]Si2O10)(OH/F)2
Reference: Eur. J. Mineral. , 1993, 5, pp. 1001-1024.
Calcite
Formula: CaCO3
Description: Primary calcite interstitial in ijolite. Replaces forsterite in tephritic dykes surrounding the alkali-carbonatite complex.
Reference: Eur. J. Mineral. , 1993, 5, pp. 1001-1024.
Cancrinite
Formula: (Na,Ca,☐)8(Al6Si6O24)(CO3,SO4)2 · 2H2O
Description: Replaces nepheline in nepheline syenite.
Reference: Eur. J. Mineral. , 1993, 5, pp. 1001-1024.
Diopside
Formula: CaMgSi2O6
Description: Salite in nepheline syenites. Ti-salite in tephritic dykes surrounding the alkali-carbonatite complex.
Reference: Eur. J. Mineral. , 1993, 5, pp. 1001-1024.
Dolomite
Formula: CaMg(CO3)2
Reference: Eur. J. Mineral. , 1993, 5, pp. 1001-1024.
Ferro-pargasite
Formula: {Na}{Ca2}{Fe2+4Al}(Al2Si6O22)(OH)2
Description: In phonolite dykes surrounding the alkaline-carbonatite complex.
Reference: Eur. J. Mineral. , 1993, 5, pp. 1001-1024.
Forsterite
Formula: Mg2SiO4
Description: In alkali gabbro/syenite intrusion.
Reference: Eur. J. Mineral. , 1993, 5, pp. 1001-1024.
Hastingsite
Formula: {Na}{Ca2}{Fe2+4Fe3+}(Al2Si6O22)(OH)2
Description: In alkali gabbro/syenite intrusion (in syenite).
Reference: Eur. J. Mineral. , 1993, 5, pp. 1001-1024.
Kaersutite
Formula: {Na}{Ca2}{Mg3AlTi}(Al2Si6O22)O2
Description: In tephritic dykes surrounding the alkali-carbonatite complex.
Reference: Eur. J. Mineral. , 1993, 5, pp. 1001-1024.
Katophorite
Formula: {Na}{CaNa}{Mg4Al}[(AlSi7)O22](OH)2
Description: In trachyphonolite dykes surrounding the carbonatite complex.
Reference: Eur. J. Mineral. , 1993, 5, pp. 1001-1024.
Magnetite
Formula: Fe2+Fe3+2O4
Reference: Eur. J. Mineral. , 1993, 5, pp. 1001-1024.
Magnetite var: Titaniferous Magnetite
Formula: Fe2+(Fe3+,Ti)2O4
Description: In tephritic dykes surrounding the alkali-carbonatite complex.
Reference: Eur. J. Mineral. , 1993, 5, pp. 1001-1024.
Nepheline
Formula: Na3K(Al4Si4O16)
Description: In syenites. In tephritic dykes surrounding the alkali-carbonatite complex.
Reference: Eur. J. Mineral. , 1993, 5, pp. 1001-1024.
Orthoclase
Formula: K(AlSi3O8)
Description: In alkali gabbro/syenite intrusion.
Reference: Eur. J. Mineral. , 1993, 5, pp. 1001-1024.
Phlogopite
Formula: KMg3(AlSi3O10)(OH)2
Reference: Eur. J. Mineral. , 1993, 5, pp. 1001-1024.
Pyrite
Formula: FeS2
Reference: Eur. J. Mineral. , 1993, 5, pp. 1001-1024.
'Pyrochlore Group'
Formula: A2Nb2(O,OH)6Z
Reference: Eur. J. Mineral. , 1993, 5, pp. 1001-1024.
Quartz
Formula: SiO2
Reference: Eur. J. Mineral. , 1993, 5, pp. 1001-1024.
Sanidine
Formula: K(AlSi3O8)
Description: In phonolite dykes surrounding the alkaline-carbonatite complex.
Reference: Eur. J. Mineral. , 1993, 5, pp. 1001-1024.
Titanite
Formula: CaTi(SiO4)O
Reference: Eur. J. Mineral. , 1993, 5, pp. 1001-1024.
Wöhlerite
Formula: NaCa2(Zr,Nb)(Si2O7)(O,OH,F)2
Reference: Mariano, A. N., Roeder, P. L., 1989. Wöhlerite: chemical composition, cathodoluminescence and environment of crystallization. Canadian Mineralogist, 27: 709-720.
Zirconolite
Formula: CaZrTi2O7
Reference: Mariano, A. N., Roeder, P. L., 1989. Wöhlerite: chemical composition, cathodoluminescence and environment of crystallization. Canadian Mineralogist, 27: 709-720.

List of minerals arranged by Strunz 10th Edition classification

Group 2 - Sulphides and Sulfosalts
Pyrite2.EB.05aFeS2
Group 4 - Oxides and Hydroxides
Magnetite4.BB.05Fe2+Fe3+2O4
var: Titaniferous Magnetite4.BB.05Fe2+(Fe3+,Ti)2O4
'Pyrochlore Group'4.00.A2Nb2(O,OH)6Z
Quartz4.DA.05SiO2
Zirconolite4.DH.30CaZrTi2O7
Group 5 - Nitrates and Carbonates
Ankerite5.AB.10Ca(Fe2+,Mg)(CO3)2
Calcite5.AB.05CaCO3
Dolomite5.AB.10CaMg(CO3)2
Group 7 - Sulphates, Chromates, Molybdates and Tungstates
Baryte7.AD.35BaSO4
Group 9 - Silicates
Aegirine9.DA.25NaFe3+Si2O6
Albite9.FA.35Na(AlSi3O8)
Analcime9.GB.05Na(AlSi2O6) · H2O
Anorthite9.FA.35Ca(Al2Si2O8)
var: Bytownite9.FA.35(Ca,Na)[Al(Al,Si)Si2O8]
var: Labradorite9.FA.35(Ca,Na)[Al(Al,Si)Si2O8]
'Anorthoclase'9.FA.30(Na,K)AlSi3O8
Cancrinite9.FB.05(Na,Ca,☐)8(Al6Si6O24)(CO3,SO4)2 · 2H2O
Diopside9.DA.15CaMgSi2O6
Ferro-pargasite9.DE.15{Na}{Ca2}{Fe2+4Al}(Al2Si6O22)(OH)2
Forsterite9.AC.05Mg2SiO4
Hastingsite9.DE.15{Na}{Ca2}{Fe2+4Fe3+}(Al2Si6O22)(OH)2
Kaersutite9.DE.15{Na}{Ca2}{Mg3AlTi}(Al2Si6O22)O2
Katophorite9.DE.20{Na}{CaNa}{Mg4Al}[(AlSi7)O22](OH)2
Nepheline9.FA.05Na3K(Al4Si4O16)
Orthoclase9.FA.30K(AlSi3O8)
Phlogopite9.EC.20KMg3(AlSi3O10)(OH)2
Sanidine9.FA.30K(AlSi3O8)
Titanite9.AG.15CaTi(SiO4)O
Wöhlerite9.BE.17NaCa2(Zr,Nb)(Si2O7)(O,OH,F)2
Unclassified Minerals, Rocks, etc.
'Albite-Anorthite Series'-
'Apatite'-Ca5(PO4)3(Cl/F/OH)
'Biotite'-K(Fe2+/Mg)2(Al/Fe3+/Mg)([Si/Al]Si2O10)(OH/F)2

List of minerals arranged by Dana 8th Edition classification

Group 2 - SULFIDES
AmBnXp, with (m+n):p = 1:2
Pyrite2.12.1.1FeS2
Group 7 - MULTIPLE OXIDES
AB2X4
Magnetite7.2.2.3Fe2+Fe3+2O4
Group 8 - MULTIPLE OXIDES CONTAINING NIOBIUM,TANTALUM OR TITANIUM
A2B2O6(O,OH,F)
'Pyrochlore Group'8.2.1.1A2Nb2(O,OH)6Z
Zirconolite8.2.5.5CaZrTi2O7
Group 14 - ANHYDROUS NORMAL CARBONATES
A(XO3)
Calcite14.1.1.1CaCO3
AB(XO3)2
Ankerite14.2.1.2Ca(Fe2+,Mg)(CO3)2
Dolomite14.2.1.1CaMg(CO3)2
Group 28 - ANHYDROUS ACID AND NORMAL SULFATES
AXO4
Baryte28.3.1.1BaSO4
Group 51 - NESOSILICATES Insular SiO4 Groups Only
Insular SiO4 Groups Only with all cations in octahedral [6] coordination
Forsterite51.3.1.2Mg2SiO4
Group 52 - NESOSILICATES Insular SiO4 Groups and O,OH,F,H2O
Insular SiO4 Groups and O, OH, F, and H2O with cations in [6] and/or >[6] coordination
Titanite52.4.3.1CaTi(SiO4)O
Group 56 - SOROSILICATES Si2O7 Groups, With Additional O, OH, F and H2O
Si2O7 Groups and O, OH, F, and H2O with cations in [4] and/or >[4] coordination
Wöhlerite56.2.4.5NaCa2(Zr,Nb)(Si2O7)(O,OH,F)2
Group 65 - INOSILICATES Single-Width,Unbranched Chains,(W=1)
Single-Width Unbranched Chains, W=1 with chains P=2
Aegirine65.1.3c.2NaFe3+Si2O6
Diopside65.1.3a.1CaMgSi2O6
Group 66 - INOSILICATES Double-Width,Unbranched Chains,(W=2)
Amphiboles - Mg-Fe-Mn-Li subgroup
Kaersutite66.1.3a.18{Na}{Ca2}{Mg3AlTi}(Al2Si6O22)O2
Katophorite66.1.3b.11{Na}{CaNa}{Mg4Al}[(AlSi7)O22](OH)2
Group 71 - PHYLLOSILICATES Sheets of Six-Membered Rings
Sheets of 6-membered rings with 2:1 layers
Phlogopite71.2.2b.1KMg3(AlSi3O10)(OH)2
Group 75 - TECTOSILICATES Si Tetrahedral Frameworks
Si Tetrahedral Frameworks - SiO2 with [4] coordinated Si
Quartz75.1.3.1SiO2
Group 76 - TECTOSILICATES Al-Si Framework
Al-Si Framework with Al-Si frameworks
Albite76.1.3.1Na(AlSi3O8)
'Anorthoclase'76.1.1.6(Na,K)AlSi3O8
Orthoclase76.1.1.1K(AlSi3O8)
Sanidine76.1.1.2K(AlSi3O8)
Al-Si Framework Feldspathoids and related species
Cancrinite76.2.5.3(Na,Ca,☐)8(Al6Si6O24)(CO3,SO4)2 · 2H2O
Nepheline76.2.1.2Na3K(Al4Si4O16)
Group 77 - TECTOSILICATES Zeolites
Zeolite group - True zeolites
Analcime77.1.1.1Na(AlSi2O6) · H2O
Unclassified Minerals, Mixtures, etc.
'Albite-Anorthite Series'-
Anorthite-Ca(Al2Si2O8)
var: Bytownite-(Ca,Na)[Al(Al,Si)Si2O8]
var: Labradorite-(Ca,Na)[Al(Al,Si)Si2O8]
'Apatite'-Ca5(PO4)3(Cl/F/OH)
'Biotite'-K(Fe2+/Mg)2(Al/Fe3+/Mg)([Si/Al]Si2O10)(OH/F)2
Ferro-pargasite-{Na}{Ca2}{Fe2+4Al}(Al2Si6O22)(OH)2
Hastingsite-{Na}{Ca2}{Fe2+4Fe3+}(Al2Si6O22)(OH)2
Magnetite
var: Titaniferous Magnetite
-Fe2+(Fe3+,Ti)2O4

List of minerals for each chemical element

HHydrogen
H BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg)([Si/Al]Si2O10)(OH/F)2
H Cancrinite(Na,Ca,☐)8(Al6Si6O24)(CO3,SO4)2 · 2H2O
H ApatiteCa5(PO4)3(Cl/F/OH)
H PhlogopiteKMg3(AlSi3O10)(OH)2
H Pyrochlore GroupA2Nb2(O,OH)6Z
H Hastingsite{Na}{Ca2}{Fe42+Fe3+}(Al2Si6O22)(OH)2
H AnalcimeNa(AlSi2O6) · H2O
H Katophorite{Na}{CaNa}{Mg4Al}[(AlSi7)O22](OH)2
H Ferro-pargasite{Na}{Ca2}{Fe42+Al}(Al2Si6O22)(OH)2
CCarbon
C Cancrinite(Na,Ca,☐)8(Al6Si6O24)(CO3,SO4)2 · 2H2O
C CalciteCaCO3
C DolomiteCaMg(CO3)2
C AnkeriteCa(Fe2+,Mg)(CO3)2
OOxygen
O DiopsideCaMgSi2O6
O AegirineNaFe3+Si2O6
O MagnetiteFe2+Fe23+O4
O BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg)([Si/Al]Si2O10)(OH/F)2
O NephelineNa3K(Al4Si4O16)
O Cancrinite(Na,Ca,☐)8(Al6Si6O24)(CO3,SO4)2 · 2H2O
O ApatiteCa5(PO4)3(Cl/F/OH)
O TitaniteCaTi(SiO4)O
O CalciteCaCO3
O DolomiteCaMg(CO3)2
O AnkeriteCa(Fe2+,Mg)(CO3)2
O PhlogopiteKMg3(AlSi3O10)(OH)2
O Pyrochlore GroupA2Nb2(O,OH)6Z
O BaryteBaSO4
O ForsteriteMg2SiO4
O Anorthite (var: Labradorite)(Ca,Na)[Al(Al,Si)Si2O8]
O OrthoclaseK(AlSi3O8)
O AlbiteNa(AlSi3O8)
O Hastingsite{Na}{Ca2}{Fe42+Fe3+}(Al2Si6O22)(OH)2
O Anorthite (var: Bytownite)(Ca,Na)[Al(Al,Si)Si2O8]
O Kaersutite{Na}{Ca2}{Mg3AlTi}(Al2Si6O22)O2
O AnalcimeNa(AlSi2O6) · H2O
O SanidineK(AlSi3O8)
O Anorthoclase(Na,K)AlSi3O8
O AnorthiteCa(Al2Si2O8)
O Katophorite{Na}{CaNa}{Mg4Al}[(AlSi7)O22](OH)2
O QuartzSiO2
O Ferro-pargasite{Na}{Ca2}{Fe42+Al}(Al2Si6O22)(OH)2
O Magnetite (var: Titaniferous Magnetite)Fe2+(Fe3+,Ti)2O4
O WöhleriteNaCa2(Zr,Nb)(Si2O7)(O,OH,F)2
O ZirconoliteCaZrTi2O7
FFluorine
F BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg)([Si/Al]Si2O10)(OH/F)2
F ApatiteCa5(PO4)3(Cl/F/OH)
F WöhleriteNaCa2(Zr,Nb)(Si2O7)(O,OH,F)2
NaSodium
Na AegirineNaFe3+Si2O6
Na NephelineNa3K(Al4Si4O16)
Na Cancrinite(Na,Ca,☐)8(Al6Si6O24)(CO3,SO4)2 · 2H2O
Na Anorthite (var: Labradorite)(Ca,Na)[Al(Al,Si)Si2O8]
Na AlbiteNa(AlSi3O8)
Na Hastingsite{Na}{Ca2}{Fe42+Fe3+}(Al2Si6O22)(OH)2
Na Anorthite (var: Bytownite)(Ca,Na)[Al(Al,Si)Si2O8]
Na Kaersutite{Na}{Ca2}{Mg3AlTi}(Al2Si6O22)O2
Na AnalcimeNa(AlSi2O6) · H2O
Na Anorthoclase(Na,K)AlSi3O8
Na Katophorite{Na}{CaNa}{Mg4Al}[(AlSi7)O22](OH)2
Na Ferro-pargasite{Na}{Ca2}{Fe42+Al}(Al2Si6O22)(OH)2
Na WöhleriteNaCa2(Zr,Nb)(Si2O7)(O,OH,F)2
MgMagnesium
Mg DiopsideCaMgSi2O6
Mg BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg)([Si/Al]Si2O10)(OH/F)2
Mg DolomiteCaMg(CO3)2
Mg AnkeriteCa(Fe2+,Mg)(CO3)2
Mg PhlogopiteKMg3(AlSi3O10)(OH)2
Mg ForsteriteMg2SiO4
Mg Kaersutite{Na}{Ca2}{Mg3AlTi}(Al2Si6O22)O2
Mg Katophorite{Na}{CaNa}{Mg4Al}[(AlSi7)O22](OH)2
AlAluminium
Al BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg)([Si/Al]Si2O10)(OH/F)2
Al NephelineNa3K(Al4Si4O16)
Al Cancrinite(Na,Ca,☐)8(Al6Si6O24)(CO3,SO4)2 · 2H2O
Al PhlogopiteKMg3(AlSi3O10)(OH)2
Al Anorthite (var: Labradorite)(Ca,Na)[Al(Al,Si)Si2O8]
Al OrthoclaseK(AlSi3O8)
Al AlbiteNa(AlSi3O8)
Al Hastingsite{Na}{Ca2}{Fe42+Fe3+}(Al2Si6O22)(OH)2
Al Anorthite (var: Bytownite)(Ca,Na)[Al(Al,Si)Si2O8]
Al Kaersutite{Na}{Ca2}{Mg3AlTi}(Al2Si6O22)O2
Al AnalcimeNa(AlSi2O6) · H2O
Al SanidineK(AlSi3O8)
Al Anorthoclase(Na,K)AlSi3O8
Al AnorthiteCa(Al2Si2O8)
Al Katophorite{Na}{CaNa}{Mg4Al}[(AlSi7)O22](OH)2
Al Ferro-pargasite{Na}{Ca2}{Fe42+Al}(Al2Si6O22)(OH)2
SiSilicon
Si DiopsideCaMgSi2O6
Si AegirineNaFe3+Si2O6
Si BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg)([Si/Al]Si2O10)(OH/F)2
Si NephelineNa3K(Al4Si4O16)
Si Cancrinite(Na,Ca,☐)8(Al6Si6O24)(CO3,SO4)2 · 2H2O
Si TitaniteCaTi(SiO4)O
Si PhlogopiteKMg3(AlSi3O10)(OH)2
Si ForsteriteMg2SiO4
Si Anorthite (var: Labradorite)(Ca,Na)[Al(Al,Si)Si2O8]
Si OrthoclaseK(AlSi3O8)
Si AlbiteNa(AlSi3O8)
Si Hastingsite{Na}{Ca2}{Fe42+Fe3+}(Al2Si6O22)(OH)2
Si Anorthite (var: Bytownite)(Ca,Na)[Al(Al,Si)Si2O8]
Si Kaersutite{Na}{Ca2}{Mg3AlTi}(Al2Si6O22)O2
Si AnalcimeNa(AlSi2O6) · H2O
Si SanidineK(AlSi3O8)
Si Anorthoclase(Na,K)AlSi3O8
Si AnorthiteCa(Al2Si2O8)
Si Katophorite{Na}{CaNa}{Mg4Al}[(AlSi7)O22](OH)2
Si QuartzSiO2
Si Ferro-pargasite{Na}{Ca2}{Fe42+Al}(Al2Si6O22)(OH)2
Si WöhleriteNaCa2(Zr,Nb)(Si2O7)(O,OH,F)2
PPhosphorus
P ApatiteCa5(PO4)3(Cl/F/OH)
SSulfur
S Cancrinite(Na,Ca,☐)8(Al6Si6O24)(CO3,SO4)2 · 2H2O
S PyriteFeS2
S BaryteBaSO4
ClChlorine
Cl ApatiteCa5(PO4)3(Cl/F/OH)
KPotassium
K BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg)([Si/Al]Si2O10)(OH/F)2
K NephelineNa3K(Al4Si4O16)
K PhlogopiteKMg3(AlSi3O10)(OH)2
K OrthoclaseK(AlSi3O8)
K SanidineK(AlSi3O8)
K Anorthoclase(Na,K)AlSi3O8
CaCalcium
Ca DiopsideCaMgSi2O6
Ca Cancrinite(Na,Ca,☐)8(Al6Si6O24)(CO3,SO4)2 · 2H2O
Ca ApatiteCa5(PO4)3(Cl/F/OH)
Ca TitaniteCaTi(SiO4)O
Ca CalciteCaCO3
Ca DolomiteCaMg(CO3)2
Ca AnkeriteCa(Fe2+,Mg)(CO3)2
Ca Anorthite (var: Labradorite)(Ca,Na)[Al(Al,Si)Si2O8]
Ca Hastingsite{Na}{Ca2}{Fe42+Fe3+}(Al2Si6O22)(OH)2
Ca Anorthite (var: Bytownite)(Ca,Na)[Al(Al,Si)Si2O8]
Ca Kaersutite{Na}{Ca2}{Mg3AlTi}(Al2Si6O22)O2
Ca AnorthiteCa(Al2Si2O8)
Ca Katophorite{Na}{CaNa}{Mg4Al}[(AlSi7)O22](OH)2
Ca Ferro-pargasite{Na}{Ca2}{Fe42+Al}(Al2Si6O22)(OH)2
Ca WöhleriteNaCa2(Zr,Nb)(Si2O7)(O,OH,F)2
Ca ZirconoliteCaZrTi2O7
TiTitanium
Ti TitaniteCaTi(SiO4)O
Ti Kaersutite{Na}{Ca2}{Mg3AlTi}(Al2Si6O22)O2
Ti Magnetite (var: Titaniferous Magnetite)Fe2+(Fe3+,Ti)2O4
Ti ZirconoliteCaZrTi2O7
FeIron
Fe AegirineNaFe3+Si2O6
Fe MagnetiteFe2+Fe23+O4
Fe BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg)([Si/Al]Si2O10)(OH/F)2
Fe AnkeriteCa(Fe2+,Mg)(CO3)2
Fe PyriteFeS2
Fe Hastingsite{Na}{Ca2}{Fe42+Fe3+}(Al2Si6O22)(OH)2
Fe Ferro-pargasite{Na}{Ca2}{Fe42+Al}(Al2Si6O22)(OH)2
Fe Magnetite (var: Titaniferous Magnetite)Fe2+(Fe3+,Ti)2O4
ZrZirconium
Zr WöhleriteNaCa2(Zr,Nb)(Si2O7)(O,OH,F)2
Zr ZirconoliteCaZrTi2O7
NbNiobium
Nb Pyrochlore GroupA2Nb2(O,OH)6Z
Nb WöhleriteNaCa2(Zr,Nb)(Si2O7)(O,OH,F)2
BaBarium
Ba BaryteBaSO4

References

Sort by

Year (asc) Year (desc) Author (A-Z) Author (Z-A)
Mariano, A.N., Roeder, P.L. (1989) Wöhlerite: chemical composition, cathodoluminescence and environment of crystallization. Canadian Mineralogist, 27, 709-720.
Coltorti, Massimo, Alberti, Antonio, Beccaluva, Luigi, Betina dos Santos, Alba, Mazzucchelli, Maurizio, Morais, Eduardo, Rivalenti, Giorgio, Siena, Franca (1993) The Tchivira-Bonga alkaline-carbonatite complex (Angola); petrological study and comparison with some Brazilian analogues. European Journal of Mineralogy, 5(6), 1001-1024.

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