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Seychellesi
| Regional Level Types | |
|---|---|
| Seychelles | Country |
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Area:
459 km2
Type:
Age:
808.8 Âą 1.9 to 748.4 Âą 1.2 Ma
Geologic Time:
Dating method:
U-Pb zircon ages
Reference for age:
Tucker, R. D., Ashwal, L. D., Torsvik, T. H. (2001) UâPb geochronology of Seychelles granitoids: a Neoproterozoic continental arc fragment. Earth and Planetary Science Letters, 187(1-2), 27-38. doi.org/10.1016/S0012-821X(01)00282-5
Largest Settlements:
| Place | Population |
|---|---|
| Victoria | 22,881 (2018) |
| Anse Boileau | 4,183 (2013) |
| Bel Ombre | 4,163 (2013) |
| Beau Vallon | 4,142 (2013) |
| Cascade | 4,088 (2013) |
| Anse Royale | 3,818 (2013) |
Other/historical names associated with this locality:
Republic of Seychelles
Other Languages:
French:
Seychelles
German:
Seychellen
Italian:
Seychelles
Russian:
ÐĄÐĩÐđŅÐĩÐŧŅŅКÐļÐĩ ÐŅŅŅÐūÐēа
Seychellois Creole:
Repiblik Sesel
Simplified Chinese:
åĄčå°
Spanish:
Seychelles
Afrikaans:
Seychelle
Akan:
SeyhyÉl
Albanian:
Sejshellet
Alemannic:
Seychellen
Amharic:
áēáļááĩ
Arabic:
ØģŲØīŲŲ
Aragonese:
Seychelles
Armenian:
ÕÕĨÕĩÕ·ÕĨÕŽÕķÕĨÖ
Asturian:
Seixeles
Azeri:
SeyÅel adalarÄą
Bambara:
Seshel
Bashkir:
ÐĄÐĩÐđŅÐĩÐŧ ÐĢŅŅаŅŌаŅŅ
Basque:
Seychelleak
Bavarian:
Seychelln
Belarusian:
ÐĄÐĩÐđŅŅÐŧŅŅКŅŅ ÐŅŅŅаÐēŅ
Belarusian (Tarashkevitsa):
ÐĄŅÐđŅŅÐŧŅ
Bengali:
āĶļā§āĶķā§āĶē
Bishnupriya Manipuri:
āĶļā§āĶāĶķā§āĶē āĶĶā§āĶŽā§āĶŠāĶŠā§āĶā§āĶ
Bosnian:
SejÅĄeli
Breton:
Sechelez
Bulgarian:
ÐĄÐĩÐđŅÐĩÐŧÐļ
Burmese:
ááąáļááūáēáááŊáášááķ
Catalan:
Seychelles
Cebuano:
Seychelles
Central Bikol:
Seytsilyes
Central Kurdish/Sorani:
ØģÛØīÛŲ
Chavacano:
Seychelles
Chechen:
ÐĄÐĩÐđŅÐĩÐŧÐ°Ð― ÐģlаÐđŅÐĩŅ
Cherokee:
ááĄáĨáĩá
Chuvash:
ÐĄÐĩÐđŅÐĩÐŧ ŅŅŅаÐēÄŅÐĩО
Classical Chinese:
åĄåļįū
Cornish:
Seychellys
Cree:
Repiblik Sesel
Crimean Tatar (Latin):
SeyÅeller
Croatian:
SejÅĄeli
Czech:
Seychely
Danish:
Seychellerne
Doteli:
āĪļāĨāĪļāĨāĪēāĨāĪļ
Dutch:
Seychellen
Dutch Low Saxon:
Seychellen
Dzongkha:
ā―Ķā―šāžā―Īā―ąā―Ģā―Ķ
Egyptian Arabic:
ØģŲØīŲŲ
Esperanto:
SejÅeloj
Estonian:
SeiÅĄellid
Ewe:
SeshÉls nutome
Extremaduran:
Seychelles
Faroese:
Seyskelloyggjar
Farsi/Persian:
ØģÛØīŲ
Fiji Hindi:
Seychelles
Finnish:
Seychellit
Franco-Provençal:
SÊch·ÃĻles
Fula:
Seysel
Gagauz:
SeyÅeller
Galician:
Seixeles
Georgian:
áĄáááĻáááᥠááĢááŦáĢáááá
Greek:
ÎĢÎĩÏÏÎÎŧÎŧÎĩÏ
Guarani:
SÃĐichele
Gujarati:
āŠļāŦāŠķāŦāŠēāŦāŠļ
Haitian:
SechÃĻl
Hakka:
Seychelles
Hausa:
Saishal
Hawaiian:
Sekele
Hebrew:
ŨĄŨŨŨĐŨ
Hill Mari:
ÐĄÐĩÐđŅÐĩÐŧÐēÐŧÓ
Hindi:
āĪļāĨāĪķāĨāĪēāĨāĪļ
Hungarian:
Seychelle-szigetek
Icelandic:
Seychelles-eyjar
Ido:
Seycheli
Igbo:
Seychelles
Iloko:
Seychelles
Indonesian:
Seychelles
Interlingua:
Seychelles
Interlingue:
Seychelles
Irish Gaelic:
Na SÃĐisÃĐil
Jamaican Patois:
Seishelz
Japanese:
ãŧãžã·ã§ãŦ
Javanese:
Seychelles
Kabyle:
Seycel
Kalmyk:
ÐĄÐĩÐđŅÐĩÐŧ ÐŅÐŧÐļÐ― ÐŅÐ―
Kannada:
āēļāģāēķāģāēēāģāēļāģ
Kapampangan:
Seychelles
Karakalpak:
Seyshel atawlarÄą
Kashmiri:
ØģÛØīŲŲŲØģ
Kazakh (Cyrillic Script):
ÐĄÐĩÐđŅÐĩÐŧŅ ÐŅаÐŧÐīаŅŅ
Khmer:
ááļááá
Kikuyu:
Seychelles
Kinyarwanda:
Seyishele
Kongo:
Seychell
Korean:
ėļėīė
ļ
Kurdish (Latin Script):
SeyÅel
Kyrgyz:
ÐĄÐĩÐđŅÐĩÐŧ ÐŅаÐŧÐīаŅŅ
Lao:
āŧāšāŧāšāš§āŧāšĨāš
Latin:
Insulae Seisellenses
Latvian:
SeiÅĄelas
Ligurian:
Seychelles
Limburgian:
Seychelle
Lingala:
Seyshel
Lingua Franca Nova:
Sexeles
Lithuanian:
SeiÅĄeliai
Livvi-Karelian:
SeiÅĄellit
Lojban:
secel
Lombard:
Seychelles
Low Saxon/Low German:
Seychellen
Lower Sorbian:
Seychelle
Luganda:
Sesere
Luri:
ØģÛØīŲ
Luxembourgish:
Seychellen
Macedonian:
ÐĄÐĩŅŅÐĩÐŧÐļ
Malagasy:
Seychelles
Malay:
Seychelles
Malayalam:
āīļāĩāīŊāĩ āī·āĩāĩ―āīļāĩ
Maltese:
Seychelles
Manx:
Ny h-Ellanyn Heshell
Marathi:
āĪļāĨāĪķāĨāĪēāĨāĪļ
Mazanderani:
ØģÛØīŲ
Meadow Mari:
ÐĄÐĩÐđŅÐĩÐŧ-ÐēÐŧаК
Min Dong Chinese:
Seychelles
Mingrelian:
áĄáááĻááááĻ áááááĪá
Minnan / Hokkien-Taiwanese:
Seychelles
Mongolian:
ÐĄÐĩÐđŅÐĩÐŧÐļÐđÐ― аŅÐŧŅŅÐī
Nahuatl:
Seychelles
Navajo:
Seishel
Nepali:
āĪļāĨāĪāĨāĪēāĨāĪļ
Norfolk:
Sieshels
Northern Frisian:
Seschelen
Northern Sami:
Seychellsullot
Northern Sotho:
Seychelles
Norwegian:
Seychellene
Norwegian (Nynorsk):
Seychellane
Novial:
Seyshels
Occitan:
SeichÃĻlas
Odia:
āŽļāāŽļāāŽēāŽ
Ossetian:
ÐĄÐĩÐđŅÐĩÐŧŅÃĶ
Pali:
āĪļāĨāĪķāĨāĪē
Pashto:
ØģÛØīŲ
Piedmontese:
Seychelles
Polish:
Seszele
Portuguese:
Seychelles
Punjabi:
āĻļāĐāĻļāĻžāĐāĻē
Quechua:
Sichillakuna
Ripuarian:
de SeischÃĪlle
Romanian:
Seychelles
Romansh:
Seychellas
Rundi:
Amazinga ya Seyisheli
Russia Buriat:
ÐĄÐĩÐđŅÐĩÐŧÐļÐđÐ― аŅÐŧŅŅÐī
Samoan:
Seychelles
Samogitian:
SeiÅĄelÄ
Sango:
SÃŦyshÊle
Sanskrit:
āĪļāĨāĪķāĨāĪē
Sardinian:
Seychelles
Saterland Frisian:
Seychelle
Scots:
Seychelles
Scottish Gaelic:
Na h-Eileanan Sheiseall
Serbian:
ÐĄÐĩŅŅÐĩÐŧÐļ
Serbo-Croatian:
SejÅĄeli
Sesotho:
Seychelles
Shona:
Seychelles
Sicilian:
Seicelli
Silesian:
Seszele
Sinhalese:
ā·ā·ā·ā·āķ―ā·ā·ā·
Slovak:
Seychely
Slovenian:
SejÅĄeli
Somali:
Siishilis
South Azerbaijani:
ØģÛØīŲ
Sundanese:
SeychÃĐll
Swahili:
Shelisheli
Swati:
ISeyishelesi
Swedish:
Seychellerna
Tagalog:
Seyshels
Tajik (Cyrillic Script):
ŌķазÐļŅаŌģÐūÐļ ÐĄÐĩÐđŅÐĩÐŧ
Tamil:
āŪāŊāŪāŊāŪēāŊāŪāŊ
Tatar:
ÐĄÐĩÐđŅÐĩÐŧ ŅŅŅаŅÐŧаŅŅ
Telugu:
ā°ļāąā°·āąā°ēāąā°ļāą
Thai:
āđāļāđāļāļĨāļŠāđ
Tibetan (Standard):
ā―Ķā―šāžā―ā―šā―Ģāž
Tigrinya:
áēážááĩ
Tongan:
ĘŧOtumotu Seiseli
Traditional Chinese:
åĄčįū
Tsonga:
Seychelles
Turkish:
SeyÅeller
Turkmen:
SeÃ―Åel Adalary
Ukrainian:
ÐĄÐĩÐđŅÐĩÐŧŅŅŅÐšŅ ÐūŅŅŅÐūÐēÐļ
Upper Sorbian:
Seychelle
Urdu:
ØģÛÚÛŲÛØģ
Uyghur:
ØģÛŲØīÛŲ ØĶØ§ØąØ§ŲŲŲØąŲ
Uzbek (Latin Script):
Seyshell orollari
Venetian:
Seychelles
Veps:
SeiÅĄelan Sared
Vietnamese:
Seychelles
VolapÞk:
SÃĪceluÃĪns
Waray:
Seychelles
Welsh:
Seychelles
West Frisian:
Seysjellen
Western Punjabi:
ØģØīŲØē
Wolof:
Seysel
Wu Chinese:
åĄčå°
Yakut:
ÐĄÐĩÐđŅÐĩÐŧÐŧаŅ
Yiddish:
ŨĄŨŨŨĐŨĒŨ
Yoruba:
áđĒÃĻÃhášđĖlášđĖsÃŽ
Zazaki:
SeyÅeli
Zeelandic:
Seychell'n
Zhuang:
Seychelles
Zulu:
IsiSeyisheli
Seychelles, officially the Republic of Seychelles, is an archipelagic island country comprising some 155 islands with an overall territory area of 123km2.
Seychelles was uninhabited prior to the 16th century. The Nation proclaimed independence from the United Kingdom in June 1976.
Select Mineral List Type
Standard Detailed Gallery Strunz Chemical ElementsCommodity List
This is a list of exploitable or exploited mineral commodities recorded from this region.Mineral List
Mineral list contains entries from the region specified including sub-localities19 valid minerals.
Rock Types Recorded
Note: data is currently VERY limited. Please bear with us while we work towards adding this information!
Rock list contains entries from the region specified including sub-localities
Select Rock List Type
Alphabetical List Tree DiagramDetailed Mineral List:
| â Aenigmatite Formula: Na4[Fe2+10Ti2]O4[Si12O36] Locality: Silhouette Island, Seychelles |
| â 'Alkali amphibole' Locality: MahÃĐ Island, Seychelles |
| â Arfvedsonite Formula: [Na][Na2][Fe2+4Fe3+]Si8O22(OH)2 |
| â Augite Formula: (CaxMgyFez)(Mgy1Fez1)Si2O6 Locality: Silhouette Island, Seychelles |
| â Baryte Formula: BaSO4 |
| â 'Biotite' Formula: K(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2 |
| â Calcite Formula: CaCO3 |
| â 'Clinopyroxene Subgroup' Locality: North Island, Seychelles |
| â Fayalite Formula: Fe2+2SiO4 Locality: Silhouette Island, Seychelles |
| â 'Feldspar Group' |
| â Ferro-richterite Formula: {Na}{CaNa}{Fe2+5}(Si8O22)(OH)2 |
| â 'Ferro-winchite' Formula: ◻{CaNa}{Fe2+4Al}(Si8O22)(OH)2 Locality: MahÃĐ Island, Seychelles |
| â Gibbsite Formula: Al(OH)3 Locality: Silhouette Island, Seychelles |
| â Hedenbergite Formula: CaFe2+Si2O6 Locality: Silhouette Island, Seychelles |
| â 'Hornblende Root Name Group' Formula: ◻Ca2(Z2+4Z3+)(AlSi7O22)(OH,F,Cl)2 |
| â 'Hydrotroilite' Formula: FeS · H2O ? |
| â Hydroxylapatite Formula: Ca5(PO4)3(OH) |
| â Ilmenite Formula: Fe2+TiO3 |
| â Kaersutite Formula: NaCa2(Mg3AlTi4+)(Si6Al2)O22O2 Locality: North Island, Seychelles |
| â Kaolinite Formula: Al2(Si2O5)(OH)4 Locality: Silhouette Island, Seychelles |
| â 'Plagioclase' Formula: (Na,Ca)[(Si,Al)AlSi2]O8 |
| â Pyrite Formula: FeS2 |
| â 'Pyroxene Group' Formula: ADSi2O6 Locality: North Island, Seychelles |
| â Quartz Formula: SiO2 |
| â Riebeckite Formula: ◻[Na2][Fe2+3Fe3+2]Si8O22(OH)2 |
| â 'Sodic amphibole' Locality: MahÃĐ Island, Seychelles |
| â Sylvite Formula: KCl |
| â Variscite ? Formula: AlPO4 · 2H2O Locality: Mamelles Island, Seychelles Description: Baker indicates that the mineral cement in quartz grits "probably consists largely of the aluminium phosphate, variscite". |
| â Zircon Formula: Zr(SiO4) |
Gallery:
List of minerals arranged by Strunz 10th Edition classification
| Group 2 - Sulphides and Sulfosalts | |||
|---|---|---|---|
| â | Pyrite | 2.EB.05a | FeS2 |
| Group 3 - Halides | |||
| â | Sylvite | 3.AA.20 | KCl |
| Group 4 - Oxides and Hydroxides | |||
| â | Ilmenite | 4.CB.05 | Fe2+TiO3 |
| â | Quartz | 4.DA.05 | SiO2 |
| â | Gibbsite | 4.FE.10 | Al(OH)3 |
| Group 5 - Nitrates and Carbonates | |||
| â | Calcite | 5.AB.05 | CaCO3 |
| Group 7 - Sulphates, Chromates, Molybdates and Tungstates | |||
| â | Baryte | 7.AD.35 | BaSO4 |
| Group 8 - Phosphates, Arsenates and Vanadates | |||
| â | Hydroxylapatite | 8.BN.05 | Ca5(PO4)3(OH) |
| â | Variscite ? | 8.CD.10 | AlPO4 · 2H2O |
| Group 9 - Silicates | |||
| â | Fayalite | 9.AC.05 | Fe2+2SiO4 |
| â | Zircon | 9.AD.30 | Zr(SiO4) |
| â | Augite | 9.DA.15 | (CaxMgyFez)(Mgy1Fez1)Si2O6 |
| â | Hedenbergite | 9.DA.15 | CaFe2+Si2O6 |
| â | Kaersutite | 9.DE.15 | NaCa2(Mg3AlTi4+)(Si6Al2)O22O2 |
| â | Ferro-richterite | 9.DE.20 | {Na}{CaNa}{Fe2+5}(Si8O22)(OH)2 |
| â | 'Ferro-winchite' | 9.DE.20 | âŧ{CaNa}{Fe2+4Al}(Si8O22)(OH)2 |
| â | Arfvedsonite | 9.DE.25 | [Na][Na2][Fe2+4Fe3+]Si8O22(OH)2 |
| â | Riebeckite | 9.DE.25 | âŧ[Na2][Fe2+3Fe3+2]Si8O22(OH)2 |
| â | Aenigmatite | 9.DH.40 | Na4[Fe2+10Ti2]O4[Si12O36] |
| â | Kaolinite | 9.ED.05 | Al2(Si2O5)(OH)4 |
| Unclassified | |||
| â | 'Biotite' | - | K(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2 |
| â | 'Feldspar Group' | - | |
| â | 'Clinopyroxene Subgroup' | - | |
| â | 'Hydrotroilite' | - | FeS · H2O ? |
| â | 'Hornblende Root Name Group' | - | âŧCa2(Z2+4Z3+)(AlSi7O22)(OH,F,Cl)2 |
| â | 'Plagioclase' | - | (Na,Ca)[(Si,Al)AlSi2]O8 |
| â | 'Pyroxene Group' | - | ADSi2O6 |
| â | 'Sodic amphibole' | - | |
| â | 'Alkali amphibole' | - | |
List of minerals for each chemical element
| H | Hydrogen | |
|---|---|---|
| H | â Arfvedsonite | [Na][Na2][Fe42+Fe3+]Si8O22(OH)2 |
| H | â Biotite | K(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2 |
| H | â Ferro-richterite | {Na}{CaNa}{Fe52+}(Si8O22)(OH)2 |
| H | â Ferro-winchite | ◻{CaNa}{Fe42+Al}(Si8O22)(OH)2 |
| H | â Gibbsite | Al(OH)3 |
| H | â Hydroxylapatite | Ca5(PO4)3(OH) |
| H | â Kaolinite | Al2(Si2O5)(OH)4 |
| H | â Riebeckite | ◻[Na2][Fe32+Fe23+]Si8O22(OH)2 |
| H | â Variscite | AlPO4 · 2H2O |
| H | â Hydrotroilite | FeS · H2O ? |
| H | â Hornblende Root Name Group | ◻Ca2(Z42+Z3+)(AlSi7O22)(OH,F,Cl)2 |
| C | Carbon | |
| C | â Calcite | CaCO3 |
| O | Oxygen | |
| O | â Aenigmatite | Na4[Fe102+Ti2]O4[Si12O36] |
| O | â Arfvedsonite | [Na][Na2][Fe42+Fe3+]Si8O22(OH)2 |
| O | â Augite | (CaxMgyFez)(Mgy1Fez1)Si2O6 |
| O | â Baryte | BaSO4 |
| O | â Biotite | K(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2 |
| O | â Calcite | CaCO3 |
| O | â Fayalite | Fe22+SiO4 |
| O | â Ferro-richterite | {Na}{CaNa}{Fe52+}(Si8O22)(OH)2 |
| O | â Ferro-winchite | ◻{CaNa}{Fe42+Al}(Si8O22)(OH)2 |
| O | â Gibbsite | Al(OH)3 |
| O | â Hedenbergite | CaFe2+Si2O6 |
| O | â Hydroxylapatite | Ca5(PO4)3(OH) |
| O | â Ilmenite | Fe2+TiO3 |
| O | â Kaersutite | NaCa2(Mg3AlTi4+)(Si6Al2)O22O2 |
| O | â Kaolinite | Al2(Si2O5)(OH)4 |
| O | â Quartz | SiO2 |
| O | â Riebeckite | ◻[Na2][Fe32+Fe23+]Si8O22(OH)2 |
| O | â Variscite | AlPO4 · 2H2O |
| O | â Zircon | Zr(SiO4) |
| O | â Hydrotroilite | FeS · H2O ? |
| O | â Hornblende Root Name Group | ◻Ca2(Z42+Z3+)(AlSi7O22)(OH,F,Cl)2 |
| O | â Plagioclase | (Na,Ca)[(Si,Al)AlSi2]O8 |
| O | â Pyroxene Group | ADSi2O6 |
| F | Fluorine | |
| F | â Biotite | K(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2 |
| F | â Hornblende Root Name Group | ◻Ca2(Z42+Z3+)(AlSi7O22)(OH,F,Cl)2 |
| Na | Sodium | |
| Na | â Aenigmatite | Na4[Fe102+Ti2]O4[Si12O36] |
| Na | â Arfvedsonite | [Na][Na2][Fe42+Fe3+]Si8O22(OH)2 |
| Na | â Ferro-richterite | {Na}{CaNa}{Fe52+}(Si8O22)(OH)2 |
| Na | â Ferro-winchite | ◻{CaNa}{Fe42+Al}(Si8O22)(OH)2 |
| Na | â Kaersutite | NaCa2(Mg3AlTi4+)(Si6Al2)O22O2 |
| Na | â Riebeckite | ◻[Na2][Fe32+Fe23+]Si8O22(OH)2 |
| Na | â Plagioclase | (Na,Ca)[(Si,Al)AlSi2]O8 |
| Mg | Magnesium | |
| Mg | â Augite | (CaxMgyFez)(Mgy1Fez1)Si2O6 |
| Mg | â Biotite | K(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2 |
| Mg | â Kaersutite | NaCa2(Mg3AlTi4+)(Si6Al2)O22O2 |
| Al | Aluminium | |
| Al | â Biotite | K(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2 |
| Al | â Ferro-winchite | ◻{CaNa}{Fe42+Al}(Si8O22)(OH)2 |
| Al | â Gibbsite | Al(OH)3 |
| Al | â Kaersutite | NaCa2(Mg3AlTi4+)(Si6Al2)O22O2 |
| Al | â Kaolinite | Al2(Si2O5)(OH)4 |
| Al | â Variscite | AlPO4 · 2H2O |
| Al | â Hornblende Root Name Group | ◻Ca2(Z42+Z3+)(AlSi7O22)(OH,F,Cl)2 |
| Al | â Plagioclase | (Na,Ca)[(Si,Al)AlSi2]O8 |
| Si | Silicon | |
| Si | â Aenigmatite | Na4[Fe102+Ti2]O4[Si12O36] |
| Si | â Arfvedsonite | [Na][Na2][Fe42+Fe3+]Si8O22(OH)2 |
| Si | â Augite | (CaxMgyFez)(Mgy1Fez1)Si2O6 |
| Si | â Biotite | K(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2 |
| Si | â Fayalite | Fe22+SiO4 |
| Si | â Ferro-richterite | {Na}{CaNa}{Fe52+}(Si8O22)(OH)2 |
| Si | â Ferro-winchite | ◻{CaNa}{Fe42+Al}(Si8O22)(OH)2 |
| Si | â Hedenbergite | CaFe2+Si2O6 |
| Si | â Kaersutite | NaCa2(Mg3AlTi4+)(Si6Al2)O22O2 |
| Si | â Kaolinite | Al2(Si2O5)(OH)4 |
| Si | â Quartz | SiO2 |
| Si | â Riebeckite | ◻[Na2][Fe32+Fe23+]Si8O22(OH)2 |
| Si | â Zircon | Zr(SiO4) |
| Si | â Hornblende Root Name Group | ◻Ca2(Z42+Z3+)(AlSi7O22)(OH,F,Cl)2 |
| Si | â Plagioclase | (Na,Ca)[(Si,Al)AlSi2]O8 |
| Si | â Pyroxene Group | ADSi2O6 |
| P | Phosphorus | |
| P | â Hydroxylapatite | Ca5(PO4)3(OH) |
| P | â Variscite | AlPO4 · 2H2O |
| S | Sulfur | |
| S | â Baryte | BaSO4 |
| S | â Pyrite | FeS2 |
| S | â Hydrotroilite | FeS · H2O ? |
| Cl | Chlorine | |
| Cl | â Sylvite | KCl |
| Cl | â Hornblende Root Name Group | ◻Ca2(Z42+Z3+)(AlSi7O22)(OH,F,Cl)2 |
| K | Potassium | |
| K | â Biotite | K(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2 |
| K | â Sylvite | KCl |
| Ca | Calcium | |
| Ca | â Augite | (CaxMgyFez)(Mgy1Fez1)Si2O6 |
| Ca | â Calcite | CaCO3 |
| Ca | â Ferro-richterite | {Na}{CaNa}{Fe52+}(Si8O22)(OH)2 |
| Ca | â Ferro-winchite | ◻{CaNa}{Fe42+Al}(Si8O22)(OH)2 |
| Ca | â Hedenbergite | CaFe2+Si2O6 |
| Ca | â Hydroxylapatite | Ca5(PO4)3(OH) |
| Ca | â Kaersutite | NaCa2(Mg3AlTi4+)(Si6Al2)O22O2 |
| Ca | â Hornblende Root Name Group | ◻Ca2(Z42+Z3+)(AlSi7O22)(OH,F,Cl)2 |
| Ca | â Plagioclase | (Na,Ca)[(Si,Al)AlSi2]O8 |
| Ti | Titanium | |
| Ti | â Aenigmatite | Na4[Fe102+Ti2]O4[Si12O36] |
| Ti | â Biotite | K(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2 |
| Ti | â Ilmenite | Fe2+TiO3 |
| Ti | â Kaersutite | NaCa2(Mg3AlTi4+)(Si6Al2)O22O2 |
| Fe | Iron | |
| Fe | â Aenigmatite | Na4[Fe102+Ti2]O4[Si12O36] |
| Fe | â Arfvedsonite | [Na][Na2][Fe42+Fe3+]Si8O22(OH)2 |
| Fe | â Augite | (CaxMgyFez)(Mgy1Fez1)Si2O6 |
| Fe | â Biotite | K(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2 |
| Fe | â Fayalite | Fe22+SiO4 |
| Fe | â Ferro-richterite | {Na}{CaNa}{Fe52+}(Si8O22)(OH)2 |
| Fe | â Ferro-winchite | ◻{CaNa}{Fe42+Al}(Si8O22)(OH)2 |
| Fe | â Hedenbergite | CaFe2+Si2O6 |
| Fe | â Ilmenite | Fe2+TiO3 |
| Fe | â Pyrite | FeS2 |
| Fe | â Riebeckite | ◻[Na2][Fe32+Fe23+]Si8O22(OH)2 |
| Fe | â Hydrotroilite | FeS · H2O ? |
| Zr | Zirconium | |
| Zr | â Zircon | Zr(SiO4) |
| Ba | Barium | |
| Ba | â Baryte | BaSO4 |
Fossils
There are 8 fossil localities from the PaleoBioDB database within this region.These data are provided on an experimental basis and are taken from external databases. Mindat.org has no control currently over the accuracy of these data.
| Occurrences | 356 | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Youngest Fossil Listed | 0.01 Ma (Pleistocene) | ||||||||||||
| Oldest Fossil Listed | 0.78 Ma (Pleistocene) | ||||||||||||
| Stratigraphic Units |
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| Fossils from Region | Click here to show the list. | ||||||||||||
| Fossil Localities | Click to show 8 fossil localities |
Other Databases
| Wikipedia: | https://en.wikipedia.org/wiki/Seychelles |
|---|---|
| Wikidata ID: | Q1042 |
| GeoNames ID: | 241170 |
Localities in this Region
Other Regions, Features and Areas that Intersect
African Plate
- Seychelle RemnantNarrow Rift
Indian OceanOcean
Indian Plate (India Plate)
Somali PlateTectonic Plate
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
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References
Hoshino, Mitsuo (1986) Amphiboles and coexisting ferromagnesian silicates in granitic rocks in MahÃĐ, Seychelles. Lithos, 19 (1). 11-25 doi:10.1016/0024-4937(86)90012-5
ASHWAL, L. D., DEMAIFFE, D., TORSVIK, T. H. (2002) Petrogenesis of Neoproterozoic Granitoids and Related Rocks from the Seychelles: the Case for an Andean-type Arc Origin. Journal of Petrology, 43 (1) 45-83 doi:10.1093/petrology/43.1.45
Harris, Chris, Ashwal, Lewis D. (2002) The origin of low Îī18O granites and related rocks from the Seychelles. Contributions to Mineralogy and Petrology, 143 (3) 366-376 doi:10.1007/s00410-002-0349-6
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Seychelles