Messum Crater, Messum Igneous Complex, Brandberg Area, Dâures Constituency, Erongo Region, Namibiai
Regional Level Types | |
---|---|
Messum Crater | Crater |
Messum Igneous Complex | Complex |
Brandberg Area | Mountain Area |
Dâures Constituency | Constituency |
Erongo Region | Region |
Namibia | Country |
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Latitude & Longitude (WGS84):
21° 23' 53'' South , 14° 14' 7'' East
Latitude & Longitude (decimal):
Type:
Köppen climate type:
Mindat Locality ID:
204379
Long-form identifier:
mindat:1:2:204379:4
GUID (UUID V4):
2fba4c2f-9c1c-4740-819d-91e6ed468104
A large circular, alkaline igneous ring complex ~23 km in diameter, about half of which is obscured by sand and scree. The arcuate mountains form the outer ring and an inner ring surrounds a central group of domes, well exposed in the Messum crater. The complex consists of a large number of diverse rocks including basalt and porphyritic lavas, foyaite, tinguaite, syenite, granites, gabbro, anorthosite and others. The age of the intrusion is ~122 Ma.
The Messum Crater (21°21'45.50"S 14°25'7.61"E), which is over 20 km in diameter, is a secluded volcanic feature in the Goboboseb Mountains west of Brandberg, Namibia. It was one of the volcanoes of the Etendeka period, about 133 million years ago.
Note: Most of this area is protected as a national park, it is ecologically very sensitive, if you visit make sure you keep to existing tracks.
Select Mineral List Type
Standard Detailed Gallery Strunz Chemical ElementsDetailed Mineral List:
ⓘ Aegirine Formula: NaFe3+Si2O6 |
ⓘ Aegirine-augite Formula: (NaaCabFe2+cMgd)(Fe3+eAlfFe2+gMgh)Si2O6 |
ⓘ Albite Formula: Na(AlSi3O8) |
ⓘ Allanite-(Ce) Formula: (CaCe)(AlAlFe2+)O[Si2O7][SiO4](OH) |
ⓘ Analcime Formula: Na(AlSi2O6) · H2O |
ⓘ Ankerite Formula: Ca(Fe2+,Mg)(CO3)2 |
ⓘ 'Apatite' Formula: Ca5(PO4)3(Cl/F/OH) |
ⓘ Baddeleyite Formula: ZrO2 |
ⓘ 'Biotite' Formula: K(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2 |
ⓘ Britholite-(Ce) Formula: (Ce,Ca)5(SiO4)3OH |
ⓘ Calcite Formula: CaCO3 |
ⓘ Cancrinite Formula: (Na,Ca,◻)8(Al6Si6O24)(CO3,SO4)2 · 2H2O |
ⓘ Chevkinite-(Ce) Formula: Ce4(Ti,Fe2+,Fe3+)5O8(Si2O7)2 |
ⓘ 'Chlorite Group' ? |
ⓘ Dawsonite Formula: NaAlCO3(OH)2 |
ⓘ Elbaite ? Formula: Na(Li1.5Al1.5)Al6(Si6O18)(BO3)3(OH)3(OH) Description: Dark green crystals rarely found |
ⓘ Epidote Formula: (CaCa)(AlAlFe3+)O[Si2O7][SiO4](OH) |
ⓘ Eudialyte Formula: Na15Ca6Fe3Zr3Si(Si25O73)(O,OH,H2O)3(Cl,OH)2 |
ⓘ 'Feldspar Group' References: |
ⓘ Fluorite Formula: CaF2 |
ⓘ Goethite Formula: α-Fe3+O(OH) |
ⓘ Gypsum Formula: CaSO4 · 2H2O |
ⓘ Hastingsite Formula: NaCa2(Fe2+4Fe3+)(Si6Al2)O22(OH)2 |
ⓘ Hiortdahlite Formula: Na2Ca4(Ca0.5Zr0.5)Zr(Si2O7)2OF3 |
ⓘ Låvenite Formula: Na2Ca2Mn2Zr2(Si2O7)2O2F2 |
ⓘ Magnetite Formula: Fe2+Fe3+2O4 |
✪ Microcline Formula: K(AlSi3O8) Description: A cavity found in the mid 70's had several hundred Microcline specimens as elongated crystals up to 25cm, occasional with smoky Quartz crystals. |
ⓘ Muscovite Formula: KAl2(AlSi3O10)(OH)2 |
ⓘ Nepheline Formula: Na3K(Al4Si4O16) |
ⓘ Orthoclase Formula: K(AlSi3O8) |
ⓘ Pyrite Formula: FeS2 Description: Altered to Geothite |
ⓘ 'Pyrochlore Group' Formula: A2Nb2(O,OH)6Z |
ⓘ Quartz Formula: SiO2 Description: Occasionally pale Amethyst is found usually only pale Smoky Quartz in most cavities. |
✪ Quartz var. Amethyst Formula: SiO2 References: |
✪ Quartz var. Sceptre Quartz Formula: SiO2 Description: Sceptre development of the Quartz is varied and often bizarre. |
ⓘ Quartz var. Smoky Quartz Formula: SiO2 References: |
ⓘ Riebeckite Formula: ◻[Na2][Fe2+3Fe3+2]Si8O22(OH)2 |
ⓘ Rutile Formula: TiO2 |
ⓘ Schorl Formula: NaFe2+3Al6(Si6O18)(BO3)3(OH)3(OH) |
ⓘ Scolecite Formula: CaAl2Si3O10 · 3H2O |
ⓘ Siderite Formula: FeCO3 |
ⓘ Sodalite Formula: Na4(Si3Al3)O12Cl |
ⓘ 'Stilbite Subgroup' Formula: M6-7[Al8-9Si27-28O72] · nH2O |
ⓘ Titanite Formula: CaTi(SiO4)O |
ⓘ Topaz Formula: Al2(SiO4)(F,OH)2 Description: Only a single specimen of Topaz has been found on these plains, it is suggested that it may have been carried here by nomadic prehistoric hunters-gatheres whose stone tools are sometimes noted. |
ⓘ Wöhlerite Formula: Na2Ca4ZrNb(Si2O7)2O3F |
ⓘ Zircon Formula: Zr(SiO4) Description: Found in vugs with dark smoky Quartz as small crystals with dark contact halos in the Quartz. |
List of minerals arranged by Strunz 10th Edition classification
Group 2 - Sulphides and Sulfosalts | |||
---|---|---|---|
ⓘ | Pyrite | 2.EB.05a | FeS2 |
Group 3 - Halides | |||
ⓘ | Fluorite | 3.AB.25 | CaF2 |
Group 4 - Oxides and Hydroxides | |||
ⓘ | Goethite | 4.00. | α-Fe3+O(OH) |
ⓘ | 'Pyrochlore Group' | 4.00. | A2Nb2(O,OH)6Z |
ⓘ | Magnetite | 4.BB.05 | Fe2+Fe3+2O4 |
ⓘ | Quartz var. Sceptre Quartz | 4.DA.05 | SiO2 |
ⓘ | 4.DA.05 | SiO2 | |
ⓘ | var. Amethyst | 4.DA.05 | SiO2 |
ⓘ | var. Smoky Quartz | 4.DA.05 | SiO2 |
ⓘ | Rutile | 4.DB.05 | TiO2 |
ⓘ | Baddeleyite | 4.DE.35 | ZrO2 |
Group 5 - Nitrates and Carbonates | |||
ⓘ | Calcite | 5.AB.05 | CaCO3 |
ⓘ | Siderite | 5.AB.05 | FeCO3 |
ⓘ | Ankerite | 5.AB.10 | Ca(Fe2+,Mg)(CO3)2 |
ⓘ | Dawsonite | 5.BB.10 | NaAlCO3(OH)2 |
Group 7 - Sulphates, Chromates, Molybdates and Tungstates | |||
ⓘ | Gypsum | 7.CD.40 | CaSO4 · 2H2O |
Group 9 - Silicates | |||
ⓘ | Zircon | 9.AD.30 | Zr(SiO4) |
ⓘ | Topaz | 9.AF.35 | Al2(SiO4)(F,OH)2 |
ⓘ | Titanite | 9.AG.15 | CaTi(SiO4)O |
ⓘ | Britholite-(Ce) | 9.AH.25 | (Ce,Ca)5(SiO4)3OH |
ⓘ | Hiortdahlite | 9.BE.17 | Na2Ca4(Ca0.5Zr0.5)Zr(Si2O7)2OF3 |
ⓘ | Låvenite | 9.BE.17 | Na2Ca2Mn2Zr2(Si2O7)2O2F2 |
ⓘ | Wöhlerite | 9.BE.17 | Na2Ca4ZrNb(Si2O7)2O3F |
ⓘ | Chevkinite-(Ce) | 9.BE.70 | Ce4(Ti,Fe2+,Fe3+)5O8(Si2O7)2 |
ⓘ | Epidote | 9.BG.05a | (CaCa)(AlAlFe3+)O[Si2O7][SiO4](OH) |
ⓘ | Allanite-(Ce) | 9.BG.05b | (CaCe)(AlAlFe2+)O[Si2O7][SiO4](OH) |
ⓘ | Elbaite ? | 9.CK.05 | Na(Li1.5Al1.5)Al6(Si6O18)(BO3)3(OH)3(OH) |
ⓘ | Schorl | 9.CK.05 | NaFe2+3Al6(Si6O18)(BO3)3(OH)3(OH) |
ⓘ | Eudialyte | 9.CO.10 | Na15Ca6Fe3Zr3Si(Si25O73)(O,OH,H2O)3(Cl,OH)2 |
ⓘ | Aegirine-augite | 9.DA.20 | (NaaCabFe2+cMgd)(Fe3+eAlfFe2+gMgh)Si2O6 |
ⓘ | Aegirine | 9.DA.25 | NaFe3+Si2O6 |
ⓘ | Hastingsite | 9.DE.15 | NaCa2(Fe2+4Fe3+)(Si6Al2)O22(OH)2 |
ⓘ | Riebeckite | 9.DE.25 | ◻[Na2][Fe2+3Fe3+2]Si8O22(OH)2 |
ⓘ | Muscovite | 9.EC.15 | KAl2(AlSi3O10)(OH)2 |
ⓘ | Nepheline | 9.FA.05 | Na3K(Al4Si4O16) |
ⓘ | Orthoclase | 9.FA.30 | K(AlSi3O8) |
ⓘ | Microcline | 9.FA.30 | K(AlSi3O8) |
ⓘ | Albite | 9.FA.35 | Na(AlSi3O8) |
ⓘ | Cancrinite | 9.FB.05 | (Na,Ca,◻)8(Al6Si6O24)(CO3,SO4)2 · 2H2O |
ⓘ | Sodalite | 9.FB.10 | Na4(Si3Al3)O12Cl |
ⓘ | Scolecite | 9.GA.05 | CaAl2Si3O10 · 3H2O |
ⓘ | Analcime | 9.GB.05 | Na(AlSi2O6) · H2O |
Unclassified | |||
ⓘ | 'Stilbite Subgroup' | - | M6-7[Al8-9Si27-28O72] · nH2O |
ⓘ | 'Feldspar Group' | - | |
ⓘ | 'Chlorite Group' ? | - | |
ⓘ | 'Biotite' | - | K(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2 |
ⓘ | 'Apatite' | - | Ca5(PO4)3(Cl/F/OH) |
List of minerals for each chemical element
H | Hydrogen | |
---|---|---|
H | ⓘ Allanite-(Ce) | (CaCe)(AlAlFe2+)O[Si2O7][SiO4](OH) |
H | ⓘ Analcime | Na(AlSi2O6) · H2O |
H | ⓘ Biotite | K(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2 |
H | ⓘ Britholite-(Ce) | (Ce,Ca)5(SiO4)3OH |
H | ⓘ Cancrinite | (Na,Ca,◻)8(Al6Si6O24)(CO3,SO4)2 · 2H2O |
H | ⓘ Dawsonite | NaAlCO3(OH)2 |
H | ⓘ Elbaite | Na(Li1.5Al1.5)Al6(Si6O18)(BO3)3(OH)3(OH) |
H | ⓘ Epidote | (CaCa)(AlAlFe3+)O[Si2O7][SiO4](OH) |
H | ⓘ Eudialyte | Na15Ca6Fe3Zr3Si(Si25O73)(O,OH,H2O)3(Cl,OH)2 |
H | ⓘ Goethite | α-Fe3+O(OH) |
H | ⓘ Gypsum | CaSO4 · 2H2O |
H | ⓘ Hastingsite | NaCa2(Fe42+Fe3+)(Si6Al2)O22(OH)2 |
H | ⓘ Muscovite | KAl2(AlSi3O10)(OH)2 |
H | ⓘ Pyrochlore Group | A2Nb2(O,OH)6Z |
H | ⓘ Riebeckite | ◻[Na2][Fe32+Fe23+]Si8O22(OH)2 |
H | ⓘ Schorl | NaFe32+Al6(Si6O18)(BO3)3(OH)3(OH) |
H | ⓘ Scolecite | CaAl2Si3O10 · 3H2O |
H | ⓘ Stilbite Subgroup | M6-7[Al8-9Si27-28O72] · nH2O |
H | ⓘ Topaz | Al2(SiO4)(F,OH)2 |
H | ⓘ Apatite | Ca5(PO4)3(Cl/F/OH) |
Li | Lithium | |
Li | ⓘ Elbaite | Na(Li1.5Al1.5)Al6(Si6O18)(BO3)3(OH)3(OH) |
B | Boron | |
B | ⓘ Elbaite | Na(Li1.5Al1.5)Al6(Si6O18)(BO3)3(OH)3(OH) |
B | ⓘ Schorl | NaFe32+Al6(Si6O18)(BO3)3(OH)3(OH) |
C | Carbon | |
C | ⓘ Ankerite | Ca(Fe2+,Mg)(CO3)2 |
C | ⓘ Calcite | CaCO3 |
C | ⓘ Cancrinite | (Na,Ca,◻)8(Al6Si6O24)(CO3,SO4)2 · 2H2O |
C | ⓘ Dawsonite | NaAlCO3(OH)2 |
C | ⓘ Siderite | FeCO3 |
O | Oxygen | |
O | ⓘ Aegirine | NaFe3+Si2O6 |
O | ⓘ Aegirine-augite | (NaaCabFec2+Mgd)(Fee3+AlfFeg2+Mgh)Si2O6 |
O | ⓘ Albite | Na(AlSi3O8) |
O | ⓘ Allanite-(Ce) | (CaCe)(AlAlFe2+)O[Si2O7][SiO4](OH) |
O | ⓘ Quartz var. Amethyst | SiO2 |
O | ⓘ Analcime | Na(AlSi2O6) · H2O |
O | ⓘ Ankerite | Ca(Fe2+,Mg)(CO3)2 |
O | ⓘ Baddeleyite | ZrO2 |
O | ⓘ Biotite | K(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2 |
O | ⓘ Britholite-(Ce) | (Ce,Ca)5(SiO4)3OH |
O | ⓘ Calcite | CaCO3 |
O | ⓘ Cancrinite | (Na,Ca,◻)8(Al6Si6O24)(CO3,SO4)2 · 2H2O |
O | ⓘ Dawsonite | NaAlCO3(OH)2 |
O | ⓘ Elbaite | Na(Li1.5Al1.5)Al6(Si6O18)(BO3)3(OH)3(OH) |
O | ⓘ Epidote | (CaCa)(AlAlFe3+)O[Si2O7][SiO4](OH) |
O | ⓘ Eudialyte | Na15Ca6Fe3Zr3Si(Si25O73)(O,OH,H2O)3(Cl,OH)2 |
O | ⓘ Goethite | α-Fe3+O(OH) |
O | ⓘ Gypsum | CaSO4 · 2H2O |
O | ⓘ Hastingsite | NaCa2(Fe42+Fe3+)(Si6Al2)O22(OH)2 |
O | ⓘ Hiortdahlite | Na2Ca4(Ca0.5Zr0.5)Zr(Si2O7)2OF3 |
O | ⓘ Låvenite | Na2Ca2Mn2Zr2(Si2O7)2O2F2 |
O | ⓘ Magnetite | Fe2+Fe23+O4 |
O | ⓘ Microcline | K(AlSi3O8) |
O | ⓘ Muscovite | KAl2(AlSi3O10)(OH)2 |
O | ⓘ Nepheline | Na3K(Al4Si4O16) |
O | ⓘ Orthoclase | K(AlSi3O8) |
O | ⓘ Pyrochlore Group | A2Nb2(O,OH)6Z |
O | ⓘ Quartz | SiO2 |
O | ⓘ Riebeckite | ◻[Na2][Fe32+Fe23+]Si8O22(OH)2 |
O | ⓘ Rutile | TiO2 |
O | ⓘ Schorl | NaFe32+Al6(Si6O18)(BO3)3(OH)3(OH) |
O | ⓘ Scolecite | CaAl2Si3O10 · 3H2O |
O | ⓘ Siderite | FeCO3 |
O | ⓘ Quartz var. Smoky Quartz | SiO2 |
O | ⓘ Sodalite | Na4(Si3Al3)O12Cl |
O | ⓘ Stilbite Subgroup | M6-7[Al8-9Si27-28O72] · nH2O |
O | ⓘ Titanite | CaTi(SiO4)O |
O | ⓘ Topaz | Al2(SiO4)(F,OH)2 |
O | ⓘ Wöhlerite | Na2Ca4ZrNb(Si2O7)2O3F |
O | ⓘ Zircon | Zr(SiO4) |
O | ⓘ Chevkinite-(Ce) | Ce4(Ti,Fe2+,Fe3+)5O8(Si2O7)2 |
O | ⓘ Quartz var. Sceptre Quartz | SiO2 |
O | ⓘ Apatite | Ca5(PO4)3(Cl/F/OH) |
F | Fluorine | |
F | ⓘ Biotite | K(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2 |
F | ⓘ Fluorite | CaF2 |
F | ⓘ Hiortdahlite | Na2Ca4(Ca0.5Zr0.5)Zr(Si2O7)2OF3 |
F | ⓘ Låvenite | Na2Ca2Mn2Zr2(Si2O7)2O2F2 |
F | ⓘ Topaz | Al2(SiO4)(F,OH)2 |
F | ⓘ Wöhlerite | Na2Ca4ZrNb(Si2O7)2O3F |
F | ⓘ Apatite | Ca5(PO4)3(Cl/F/OH) |
Na | Sodium | |
Na | ⓘ Aegirine | NaFe3+Si2O6 |
Na | ⓘ Aegirine-augite | (NaaCabFec2+Mgd)(Fee3+AlfFeg2+Mgh)Si2O6 |
Na | ⓘ Albite | Na(AlSi3O8) |
Na | ⓘ Analcime | Na(AlSi2O6) · H2O |
Na | ⓘ Cancrinite | (Na,Ca,◻)8(Al6Si6O24)(CO3,SO4)2 · 2H2O |
Na | ⓘ Dawsonite | NaAlCO3(OH)2 |
Na | ⓘ Elbaite | Na(Li1.5Al1.5)Al6(Si6O18)(BO3)3(OH)3(OH) |
Na | ⓘ Eudialyte | Na15Ca6Fe3Zr3Si(Si25O73)(O,OH,H2O)3(Cl,OH)2 |
Na | ⓘ Hastingsite | NaCa2(Fe42+Fe3+)(Si6Al2)O22(OH)2 |
Na | ⓘ Hiortdahlite | Na2Ca4(Ca0.5Zr0.5)Zr(Si2O7)2OF3 |
Na | ⓘ Låvenite | Na2Ca2Mn2Zr2(Si2O7)2O2F2 |
Na | ⓘ Nepheline | Na3K(Al4Si4O16) |
Na | ⓘ Riebeckite | ◻[Na2][Fe32+Fe23+]Si8O22(OH)2 |
Na | ⓘ Schorl | NaFe32+Al6(Si6O18)(BO3)3(OH)3(OH) |
Na | ⓘ Sodalite | Na4(Si3Al3)O12Cl |
Na | ⓘ Wöhlerite | Na2Ca4ZrNb(Si2O7)2O3F |
Mg | Magnesium | |
Mg | ⓘ Aegirine-augite | (NaaCabFec2+Mgd)(Fee3+AlfFeg2+Mgh)Si2O6 |
Mg | ⓘ Ankerite | Ca(Fe2+,Mg)(CO3)2 |
Mg | ⓘ Biotite | K(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2 |
Al | Aluminium | |
Al | ⓘ Aegirine-augite | (NaaCabFec2+Mgd)(Fee3+AlfFeg2+Mgh)Si2O6 |
Al | ⓘ Albite | Na(AlSi3O8) |
Al | ⓘ Allanite-(Ce) | (CaCe)(AlAlFe2+)O[Si2O7][SiO4](OH) |
Al | ⓘ Analcime | Na(AlSi2O6) · H2O |
Al | ⓘ Biotite | K(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2 |
Al | ⓘ Cancrinite | (Na,Ca,◻)8(Al6Si6O24)(CO3,SO4)2 · 2H2O |
Al | ⓘ Dawsonite | NaAlCO3(OH)2 |
Al | ⓘ Elbaite | Na(Li1.5Al1.5)Al6(Si6O18)(BO3)3(OH)3(OH) |
Al | ⓘ Epidote | (CaCa)(AlAlFe3+)O[Si2O7][SiO4](OH) |
Al | ⓘ Hastingsite | NaCa2(Fe42+Fe3+)(Si6Al2)O22(OH)2 |
Al | ⓘ Microcline | K(AlSi3O8) |
Al | ⓘ Muscovite | KAl2(AlSi3O10)(OH)2 |
Al | ⓘ Nepheline | Na3K(Al4Si4O16) |
Al | ⓘ Orthoclase | K(AlSi3O8) |
Al | ⓘ Schorl | NaFe32+Al6(Si6O18)(BO3)3(OH)3(OH) |
Al | ⓘ Scolecite | CaAl2Si3O10 · 3H2O |
Al | ⓘ Sodalite | Na4(Si3Al3)O12Cl |
Al | ⓘ Stilbite Subgroup | M6-7[Al8-9Si27-28O72] · nH2O |
Al | ⓘ Topaz | Al2(SiO4)(F,OH)2 |
Si | Silicon | |
Si | ⓘ Aegirine | NaFe3+Si2O6 |
Si | ⓘ Aegirine-augite | (NaaCabFec2+Mgd)(Fee3+AlfFeg2+Mgh)Si2O6 |
Si | ⓘ Albite | Na(AlSi3O8) |
Si | ⓘ Allanite-(Ce) | (CaCe)(AlAlFe2+)O[Si2O7][SiO4](OH) |
Si | ⓘ Quartz var. Amethyst | SiO2 |
Si | ⓘ Analcime | Na(AlSi2O6) · H2O |
Si | ⓘ Biotite | K(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2 |
Si | ⓘ Britholite-(Ce) | (Ce,Ca)5(SiO4)3OH |
Si | ⓘ Cancrinite | (Na,Ca,◻)8(Al6Si6O24)(CO3,SO4)2 · 2H2O |
Si | ⓘ Elbaite | Na(Li1.5Al1.5)Al6(Si6O18)(BO3)3(OH)3(OH) |
Si | ⓘ Epidote | (CaCa)(AlAlFe3+)O[Si2O7][SiO4](OH) |
Si | ⓘ Eudialyte | Na15Ca6Fe3Zr3Si(Si25O73)(O,OH,H2O)3(Cl,OH)2 |
Si | ⓘ Hastingsite | NaCa2(Fe42+Fe3+)(Si6Al2)O22(OH)2 |
Si | ⓘ Hiortdahlite | Na2Ca4(Ca0.5Zr0.5)Zr(Si2O7)2OF3 |
Si | ⓘ Låvenite | Na2Ca2Mn2Zr2(Si2O7)2O2F2 |
Si | ⓘ Microcline | K(AlSi3O8) |
Si | ⓘ Muscovite | KAl2(AlSi3O10)(OH)2 |
Si | ⓘ Nepheline | Na3K(Al4Si4O16) |
Si | ⓘ Orthoclase | K(AlSi3O8) |
Si | ⓘ Quartz | SiO2 |
Si | ⓘ Riebeckite | ◻[Na2][Fe32+Fe23+]Si8O22(OH)2 |
Si | ⓘ Schorl | NaFe32+Al6(Si6O18)(BO3)3(OH)3(OH) |
Si | ⓘ Scolecite | CaAl2Si3O10 · 3H2O |
Si | ⓘ Quartz var. Smoky Quartz | SiO2 |
Si | ⓘ Sodalite | Na4(Si3Al3)O12Cl |
Si | ⓘ Stilbite Subgroup | M6-7[Al8-9Si27-28O72] · nH2O |
Si | ⓘ Titanite | CaTi(SiO4)O |
Si | ⓘ Topaz | Al2(SiO4)(F,OH)2 |
Si | ⓘ Wöhlerite | Na2Ca4ZrNb(Si2O7)2O3F |
Si | ⓘ Zircon | Zr(SiO4) |
Si | ⓘ Chevkinite-(Ce) | Ce4(Ti,Fe2+,Fe3+)5O8(Si2O7)2 |
Si | ⓘ Quartz var. Sceptre Quartz | SiO2 |
P | Phosphorus | |
P | ⓘ Apatite | Ca5(PO4)3(Cl/F/OH) |
S | Sulfur | |
S | ⓘ Cancrinite | (Na,Ca,◻)8(Al6Si6O24)(CO3,SO4)2 · 2H2O |
S | ⓘ Gypsum | CaSO4 · 2H2O |
S | ⓘ Pyrite | FeS2 |
Cl | Chlorine | |
Cl | ⓘ Eudialyte | Na15Ca6Fe3Zr3Si(Si25O73)(O,OH,H2O)3(Cl,OH)2 |
Cl | ⓘ Sodalite | Na4(Si3Al3)O12Cl |
Cl | ⓘ Apatite | Ca5(PO4)3(Cl/F/OH) |
K | Potassium | |
K | ⓘ Biotite | K(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2 |
K | ⓘ Microcline | K(AlSi3O8) |
K | ⓘ Muscovite | KAl2(AlSi3O10)(OH)2 |
K | ⓘ Nepheline | Na3K(Al4Si4O16) |
K | ⓘ Orthoclase | K(AlSi3O8) |
Ca | Calcium | |
Ca | ⓘ Aegirine-augite | (NaaCabFec2+Mgd)(Fee3+AlfFeg2+Mgh)Si2O6 |
Ca | ⓘ Allanite-(Ce) | (CaCe)(AlAlFe2+)O[Si2O7][SiO4](OH) |
Ca | ⓘ Ankerite | Ca(Fe2+,Mg)(CO3)2 |
Ca | ⓘ Britholite-(Ce) | (Ce,Ca)5(SiO4)3OH |
Ca | ⓘ Calcite | CaCO3 |
Ca | ⓘ Cancrinite | (Na,Ca,◻)8(Al6Si6O24)(CO3,SO4)2 · 2H2O |
Ca | ⓘ Epidote | (CaCa)(AlAlFe3+)O[Si2O7][SiO4](OH) |
Ca | ⓘ Eudialyte | Na15Ca6Fe3Zr3Si(Si25O73)(O,OH,H2O)3(Cl,OH)2 |
Ca | ⓘ Fluorite | CaF2 |
Ca | ⓘ Gypsum | CaSO4 · 2H2O |
Ca | ⓘ Hastingsite | NaCa2(Fe42+Fe3+)(Si6Al2)O22(OH)2 |
Ca | ⓘ Hiortdahlite | Na2Ca4(Ca0.5Zr0.5)Zr(Si2O7)2OF3 |
Ca | ⓘ Låvenite | Na2Ca2Mn2Zr2(Si2O7)2O2F2 |
Ca | ⓘ Scolecite | CaAl2Si3O10 · 3H2O |
Ca | ⓘ Titanite | CaTi(SiO4)O |
Ca | ⓘ Wöhlerite | Na2Ca4ZrNb(Si2O7)2O3F |
Ca | ⓘ Apatite | Ca5(PO4)3(Cl/F/OH) |
Ti | Titanium | |
Ti | ⓘ Biotite | K(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2 |
Ti | ⓘ Rutile | TiO2 |
Ti | ⓘ Titanite | CaTi(SiO4)O |
Ti | ⓘ Chevkinite-(Ce) | Ce4(Ti,Fe2+,Fe3+)5O8(Si2O7)2 |
Mn | Manganese | |
Mn | ⓘ Låvenite | Na2Ca2Mn2Zr2(Si2O7)2O2F2 |
Fe | Iron | |
Fe | ⓘ Aegirine | NaFe3+Si2O6 |
Fe | ⓘ Aegirine-augite | (NaaCabFec2+Mgd)(Fee3+AlfFeg2+Mgh)Si2O6 |
Fe | ⓘ Allanite-(Ce) | (CaCe)(AlAlFe2+)O[Si2O7][SiO4](OH) |
Fe | ⓘ Ankerite | Ca(Fe2+,Mg)(CO3)2 |
Fe | ⓘ Biotite | K(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2 |
Fe | ⓘ Epidote | (CaCa)(AlAlFe3+)O[Si2O7][SiO4](OH) |
Fe | ⓘ Eudialyte | Na15Ca6Fe3Zr3Si(Si25O73)(O,OH,H2O)3(Cl,OH)2 |
Fe | ⓘ Goethite | α-Fe3+O(OH) |
Fe | ⓘ Hastingsite | NaCa2(Fe42+Fe3+)(Si6Al2)O22(OH)2 |
Fe | ⓘ Magnetite | Fe2+Fe23+O4 |
Fe | ⓘ Pyrite | FeS2 |
Fe | ⓘ Riebeckite | ◻[Na2][Fe32+Fe23+]Si8O22(OH)2 |
Fe | ⓘ Schorl | NaFe32+Al6(Si6O18)(BO3)3(OH)3(OH) |
Fe | ⓘ Siderite | FeCO3 |
Fe | ⓘ Chevkinite-(Ce) | Ce4(Ti,Fe2+,Fe3+)5O8(Si2O7)2 |
Zr | Zirconium | |
Zr | ⓘ Baddeleyite | ZrO2 |
Zr | ⓘ Eudialyte | Na15Ca6Fe3Zr3Si(Si25O73)(O,OH,H2O)3(Cl,OH)2 |
Zr | ⓘ Hiortdahlite | Na2Ca4(Ca0.5Zr0.5)Zr(Si2O7)2OF3 |
Zr | ⓘ Låvenite | Na2Ca2Mn2Zr2(Si2O7)2O2F2 |
Zr | ⓘ Wöhlerite | Na2Ca4ZrNb(Si2O7)2O3F |
Zr | ⓘ Zircon | Zr(SiO4) |
Nb | Niobium | |
Nb | ⓘ Pyrochlore Group | A2Nb2(O,OH)6Z |
Nb | ⓘ Wöhlerite | Na2Ca4ZrNb(Si2O7)2O3F |
Ce | Cerium | |
Ce | ⓘ Allanite-(Ce) | (CaCe)(AlAlFe2+)O[Si2O7][SiO4](OH) |
Ce | ⓘ Britholite-(Ce) | (Ce,Ca)5(SiO4)3OH |
Ce | ⓘ Chevkinite-(Ce) | Ce4(Ti,Fe2+,Fe3+)5O8(Si2O7)2 |
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Messum Crater - a unique collecting experience by Peter SerokaOther Regions, Features and Areas containing this locality
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