Mahé Island, Seychelles i
Regional Level Types
Mahé Island Island
Seychelles Country

Regional Level Types
Mahé Island	Island
Seychelles	Country

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Type:

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)

Mindat Locality ID:

405420

Long-form identifier:

mindat:1:2:405420:0

GUID (UUID V4):

Other Languages:

View 44 more...

French:

Mahé, Seychelles

German:

Mahé, Seychellen

Italian:

Mahé, Seychelles

Russian:

Маэ, Сейшельские Острова

Simplified Chinese:

马埃岛, 塞舌尔

Spanish:

Mahé, Seychelles

Arabic:

ماهيه, سيشيل

Armenian:

Մաե, Սեյշելներ

Azeri:

Mae, Seyşel adaları

Basque:

Mahé , Seychelleak

Belarusian:

Маэ, Сейшэльскія Астравы

Bulgarian:

Мае, Сейшели

Catalan:

Mahé, Seychelles

Cebuano:

Mahé, Seychelles

Czech:

Mahé, Seychely

Danish:

Mahé, Seychellerne

Dutch:

Mahé, Seychellen

Esperanto:

Mahé, Sejŝeloj

Estonian:

Mahé, Seišellid

Farsi/Persian:

ماهی، سیشل, سیشل

Finnish:

Mahé, Seychellit

Galician:

Mahé, Seixeles

Georgian:

მაე, სეიშელის კუნძულები

Greek:

Μαέ, Σεϋχέλλες

Hebrew:

מאהה, סיישל

Hindi:

माहे, सेशेल्स

Hungarian:

Mahé, Seychelle-szigetek

Indonesian:

Mahé, Seychelles

Japanese:

マヘ島, セーシェル

Korean:

마에섬, 세이셸

Latvian:

Mae, Seišelas

Lithuanian:

Mahė, Seišeliai

Lombard:

Mahé, Seychelles

Macedonian:

Мае, Сејшели

Malagasy:

Mahé, Seychelles

Malay:

Pulau Mahé, Seychelles

Neapolitan:

Mahé

Norwegian:

Mahé, Seychellene

Piedmontese:

Mahé, Seychelles

Polish:

Mahé, Seszele

Portuguese:

Ilha de Mahé, Seychelles

Serbian:

Махе, Сејшели

Swahili:

Mahé, Shelisheli

Swedish:

Mahé, Seychellerna

Tajik (Cyrillic Script):

Маэ, Ҷазираҳои Сейшел

Traditional Chinese:

馬埃島, 塞舌爾

Ukrainian:

Мае, Сейшельські острови

Urdu:

ماہے، سیچیلیس, سیچیلیس

Vietnamese:

Mahé, Seychelles

Welsh:

Mahé, Seychelles

No description has been added for this locality. Can you add one?

Select Mineral List Type

Standard Detailed Gallery Strunz Chemical Elements

Commodity List

This is a list of exploitable or exploited mineral commodities recorded from this region.

ⓘ Aggregates

Mineral List

Mineral list contains entries from the region specified including sub-localities

ⓘ 'Alkali amphibole'

ⓘ Ferro-richterite

ⓘ 'Ferro-winchite'

ⓘ 'Hornblende Root Name Group'

ⓘ Riebeckite

ⓘ 'Sodic amphibole'

2 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 Diagram

ⓘ Granite

Entries shown in red are rocks recorded for this region.

Igneous rock
- Normal crystalline igneous rock
  - Coarse-grained ("plutonic") crystalline igneous rock

Detailed Mineral List:

ⓘ 'Alkali amphibole'

References:

Hoshino, Mitsuo (1986) Amphiboles and coexisting ferromagnesian silicates in granitic rocks in Mahé, Seychelles. Lithos, 19 (1). 11-25 doi:10.1016/0024-4937(86)90012-5

Dickin, A. P., Fallick, A. E., Halliday, A. N., Macintyre, R. M., & Stephens, W. E. (1986). An isotopic and geochronological investigation of the younger igneous rocks of the Seychelles microcontinent. Earth and Planetary Science Letters, 81(1), 46-56. doi.org/10.1016/0012-821X(86)90099-3

ⓘ Ferro-richterite

Formula: {Na}{CaNa}{Fe²⁺₅}(Si₈O₂₂)(OH)₂

References:

Hoshino, Mitsuo (1986) Amphiboles and coexisting ferromagnesian silicates in granitic rocks in Mahé, Seychelles. Lithos, 19 (1). 11-25 doi:10.1016/0024-4937(86)90012-5

ⓘ 'Ferro-winchite'

Formula: ◻{CaNa}{Fe²⁺₄Al}(Si₈O₂₂)(OH)₂

References:

Hoshino, Mitsuo (1986) Amphiboles and coexisting ferromagnesian silicates in granitic rocks in Mahé, Seychelles. Lithos, 19 (1). 11-25 doi:10.1016/0024-4937(86)90012-5

ⓘ 'Hornblende Root Name Group'

Formula: ◻Ca₂(Z²⁺₄Z³⁺)(AlSi₇O₂₂)(OH,F,Cl)₂

ⓘ Riebeckite

Formula: ◻[Na₂][Fe²⁺₃Fe³⁺₂]Si₈O₂₂(OH)₂

References:

Hoshino, Mitsuo (1986) Amphiboles and coexisting ferromagnesian silicates in granitic rocks in Mahé, Seychelles. Lithos, 19 (1). 11-25 doi:10.1016/0024-4937(86)90012-5

ⓘ 'Sodic amphibole'

References:

Hoshino, Mitsuo (1986) Amphiboles and coexisting ferromagnesian silicates in granitic rocks in Mahé, Seychelles. Lithos, 19 (1). 11-25 doi:10.1016/0024-4937(86)90012-5

Gallery:

List of minerals arranged by Strunz 10th Edition classification

Group 9 - Silicates
ⓘ	Ferro-richterite	9.DE.20	{Na}{CaNa}{Fe²⁺₅}(Si₈O₂₂)(OH)₂
ⓘ	'Ferro-winchite'	9.DE.20	◻{CaNa}{Fe²⁺₄Al}(Si₈O₂₂)(OH)₂
ⓘ	Riebeckite	9.DE.25	◻[Na₂][Fe²⁺₃Fe³⁺₂]Si₈O₂₂(OH)₂
Unclassified
ⓘ	'Hornblende Root Name Group'	-	◻Ca₂(Z²⁺₄Z³⁺)(AlSi₇O₂₂)(OH,F,Cl)₂
ⓘ	'Sodic amphibole'	-
ⓘ	'Alkali amphibole'	-

List of minerals for each chemical element

H	Hydrogen
H	ⓘ Ferro-richterite	{Na}{CaNa}{Fe₅²⁺}(Si₈O₂₂)(OH)₂
H	ⓘ Ferro-winchite	◻{CaNa}{Fe₄²⁺Al}(Si₈O₂₂)(OH)₂
H	ⓘ Riebeckite	◻[Na₂][Fe₃²⁺Fe₂³⁺]Si₈O₂₂(OH)₂
H	ⓘ Hornblende Root Name Group	◻Ca₂(Z₄²⁺Z³⁺)(AlSi₇O₂₂)(OH,F,Cl)₂
O	Oxygen
O	ⓘ Ferro-richterite	{Na}{CaNa}{Fe₅²⁺}(Si₈O₂₂)(OH)₂
O	ⓘ Ferro-winchite	◻{CaNa}{Fe₄²⁺Al}(Si₈O₂₂)(OH)₂
O	ⓘ Riebeckite	◻[Na₂][Fe₃²⁺Fe₂³⁺]Si₈O₂₂(OH)₂
O	ⓘ Hornblende Root Name Group	◻Ca₂(Z₄²⁺Z³⁺)(AlSi₇O₂₂)(OH,F,Cl)₂
F	Fluorine
F	ⓘ Hornblende Root Name Group	◻Ca₂(Z₄²⁺Z³⁺)(AlSi₇O₂₂)(OH,F,Cl)₂
Na	Sodium
Na	ⓘ Ferro-richterite	{Na}{CaNa}{Fe₅²⁺}(Si₈O₂₂)(OH)₂
Na	ⓘ Ferro-winchite	◻{CaNa}{Fe₄²⁺Al}(Si₈O₂₂)(OH)₂
Na	ⓘ Riebeckite	◻[Na₂][Fe₃²⁺Fe₂³⁺]Si₈O₂₂(OH)₂
Al	Aluminium
Al	ⓘ Ferro-winchite	◻{CaNa}{Fe₄²⁺Al}(Si₈O₂₂)(OH)₂
Al	ⓘ Hornblende Root Name Group	◻Ca₂(Z₄²⁺Z³⁺)(AlSi₇O₂₂)(OH,F,Cl)₂
Si	Silicon
Si	ⓘ Ferro-richterite	{Na}{CaNa}{Fe₅²⁺}(Si₈O₂₂)(OH)₂
Si	ⓘ Ferro-winchite	◻{CaNa}{Fe₄²⁺Al}(Si₈O₂₂)(OH)₂
Si	ⓘ Riebeckite	◻[Na₂][Fe₃²⁺Fe₂³⁺]Si₈O₂₂(OH)₂
Si	ⓘ Hornblende Root Name Group	◻Ca₂(Z₄²⁺Z³⁺)(AlSi₇O₂₂)(OH,F,Cl)₂
Cl	Chlorine
Cl	ⓘ Hornblende Root Name Group	◻Ca₂(Z₄²⁺Z³⁺)(AlSi₇O₂₂)(OH,F,Cl)₂
Ca	Calcium
Ca	ⓘ Ferro-richterite	{Na}{CaNa}{Fe₅²⁺}(Si₈O₂₂)(OH)₂
Ca	ⓘ Ferro-winchite	◻{CaNa}{Fe₄²⁺Al}(Si₈O₂₂)(OH)₂
Ca	ⓘ Hornblende Root Name Group	◻Ca₂(Z₄²⁺Z³⁺)(AlSi₇O₂₂)(OH,F,Cl)₂
Fe	Iron
Fe	ⓘ Ferro-richterite	{Na}{CaNa}{Fe₅²⁺}(Si₈O₂₂)(OH)₂
Fe	ⓘ Ferro-winchite	◻{CaNa}{Fe₄²⁺Al}(Si₈O₂₂)(OH)₂
Fe	ⓘ Riebeckite	◻[Na₂][Fe₃²⁺Fe₂³⁺]Si₈O₂₂(OH)₂

Fossils

There are 1 fossil locality 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

Youngest Fossil Listed

Oldest Fossil Listed

0.01 Ma (Pleistocene)

Fossils from Region

Click here to show the list.

Accepted Name	Hierarchy	Age
👁 Image Amphistegina genus	Chromista : Foraminifera : Globothalamea : Rotaliida : Amphisteginidae : *Amphistegina*	0.0117 - 0 Ma Quaternary
👁 Image Anomalinella genus	Chromista : Foraminifera : Globothalamea : Rotaliida : Almaenidae : *Anomalinella*	0.0117 - 0 Ma Quaternary
👁 Image Calcarina genus	Chromista : Foraminifera : Globothalamea : Rotaliida : Calcarinidae : *Calcarina*	0.0117 - 0 Ma Quaternary
👁 Image Carpenteria genus	Chromista : Foraminifera : Globothalamea : Rotaliida : Victoriellidae : *Carpenteria*	0.0117 - 0 Ma Quaternary
👁 Image Cribroelphidium genus	Chromista : Foraminifera : Globothalamea : Rotaliida : Elphidiidae : *Cribroelphidium*	0.0117 - 0 Ma Quaternary
👁 Image Discorbis genus	Chromista : Foraminifera : Globothalamea : Rotaliida : Discorbidae : *Discorbis*	0.0117 - 0 Ma Quaternary
👁 Image Elphidium genus	Chromista : Foraminifera : Globothalamea : Rotaliida : Elphidiidae : *Elphidium*	0.0117 - 0 Ma Quaternary
👁 Image Eponides genus	Chromista : Foraminifera : Globothalamea : Rotaliida : Eponididae : *Eponides*	0.0117 - 0 Ma Quaternary
👁 Image Fursenkoina genus	Chromista : Foraminifera : Globothalamea : Rotaliida : Bolivinitidae : *Fursenkoina*	0.0117 - 0 Ma Quaternary
👁 Image Heterostegina genus	Chromista : Foraminifera : Globothalamea : Rotaliida : Nummulitidae : *Heterostegina*	0.0117 - 0 Ma Quaternary
👁 Image Homotrema genus	Chromista : Foraminifera : Globothalamea : Rotaliida : Homotrematidae : *Homotrema*	0.0117 - 0 Ma Quaternary
Marginopora genus	Chromista : Foraminifera : Tubothalamea : Miliolida : Soritidae : *Marginopora*	0.0117 - 0 Ma Quaternary
👁 Image Nummulites genus	Chromista : Foraminifera : Globothalamea : Rotaliida : Nummulitidae : *Nummulites*	0.0117 - 0 Ma Quaternary
👁 Image Operculina genus	Chromista : Foraminifera : Globothalamea : Rotaliida : Nummulitidae : *Operculina*	0.0117 - 0 Ma Quaternary
Pyrgo genus	Chromista : Foraminifera : Tubothalamea : Miliolida : Hauerinidae : *Pyrgo*	0.0117 - 0 Ma Quaternary
Quinqueloculina genus	Chromista : Foraminifera : Tubothalamea : Miliolida : Hauerinidae : *Quinqueloculina*	0.0117 - 0 Ma Quaternary
Sorites genus	Chromista : Foraminifera : Tubothalamea : Miliolida : Soritidae : *Sorites*	0.0117 - 0 Ma Quaternary
👁 Image Spirillina genus	Chromista : Foraminifera : Tubothalamea : Spirillinida : Spirillinidae : *Spirillina*	0.0117 - 0 Ma Quaternary
👁 Image Textularia genus	Chromista : Foraminifera : Globothalamea : Textulariida : Textulariidae : *Textularia*	0.0117 - 0 Ma Quaternary
👁 Image Millepora genus	Animalia : Cnidaria : Hydrozoa : Anthoathecata : Milleporidae : *Millepora*	0.0117 - 0 Ma Quaternary
👁 Image Acropora genus	Animalia : Cnidaria : Anthozoa : *Acropora*	0.0117 - 0 Ma Quaternary
👁 Image Alveopora genus	Animalia : Cnidaria : Anthozoa : Scleractinia : Acroporidae : *Alveopora*	0.0117 - 0 Ma Quaternary
👁 Image Echinopora genus	Animalia : Cnidaria : Anthozoa : Scleractinia : Merulinidae : *Echinopora*	0.0117 - 0 Ma Quaternary
👁 Image Fungia genus	Animalia : Cnidaria : Anthozoa : Scleractinia : Fungiidae : *Fungia*	0.0117 - 0 Ma Quaternary
👁 Image Leptastrea genus	Animalia : Cnidaria : Anthozoa : Scleractinia : Faviidae : *Leptastrea*	0.0117 - 0 Ma Quaternary
👁 Image Montipora genus	Animalia : Cnidaria : Anthozoa : Scleractinia : Acroporidae : *Montipora*	0.0117 - 0 Ma Quaternary
👁 Image Pocillopora genus	Animalia : Cnidaria : Anthozoa : Scleractinia : Pocilloporidae : *Pocillopora*	0.0117 - 0 Ma Quaternary
👁 Image Porites genus	Animalia : Cnidaria : Anthozoa : Scleractinia : Poritidae : *Porites*	0.0117 - 0 Ma Quaternary
👁 Image Scissurella genus	Animalia : Mollusca : Gastropoda : Lepetellida : Scissurellidae : *Scissurella*	0.0117 - 0 Ma Quaternary
👁 Image Stomatella genus	Animalia : Mollusca : Gastropoda : Trochida : Trochidae : *Stomatella*	0.0117 - 0 Ma Quaternary
👁 Image Rissoina genus	Animalia : Mollusca : Gastropoda : Littorinimorpha : Rissoinidae : *Rissoina*	0.0117 - 0 Ma Quaternary
👁 Image Pyrene genus	Animalia : Mollusca : Gastropoda : Neogastropoda : Columbellidae : *Pyrene*	0.0117 - 0 Ma Quaternary
👁 Image Mesophyllum genus	Plantae : Rhodophyta : Florideophyceae : Corallinales : Hapalidiaceae : *Mesophyllum*	0.0117 - 0 Ma Quaternary
👁 Image Lithophyllum genus	Plantae : Rhodophyta : Florideophyceae : Corallinales : Corallinaceae : *Lithophyllum*	0.0117 - 0 Ma Quaternary
👁 Image Lithoporella genus	Plantae : Rhodophyta : Florideophyceae : Corallinales : Corallinaceae : *Lithoporella*	0.0117 - 0 Ma Quaternary
👁 Image Titanoderma genus	Plantae : Rhodophyta : Florideophyceae : Corallinales : Corallinaceae : *Titanoderma*	0.0117 - 0 Ma Quaternary
👁 Image Jania genus	Plantae : Rhodophyta : Florideophyceae : Corallinales : Corallinaceae : *Jania*	0.0117 - 0 Ma Quaternary
👁 Image Cypraea (Erosaria) helvola species	Animalia : Mollusca : Gastropoda : Cypraeidae : Erosaria : *Cypraea (Erosaria) helvola*	0.0117 - 0 Ma Quaternary
👁 Image Scutus unguis species	Animalia : Mollusca : Gastropoda : Lepetellida : Fissurellidae : Scutus : *Scutus unguis*	0.0117 - 0 Ma Quaternary
👁 Image Turbo (Marmarostoma) chrysostomus species	Animalia : Mollusca : Gastropoda : Turbinidae : Turbo : *Turbo (Marmarostoma) chrysostomus*	0.0117 - 0 Ma Quaternary
👁 Image Peyssonnelia genus	Plantae : Rhodophyta : Florideophyceae : Cryptonemiales : Squamariaceae : *Peyssonnelia*	0.0117 - 0 Ma Quaternary
👁 Image Pocillopora eydouxi species	Animalia : Cnidaria : Anthozoa : Scleractinia : Pocilloporidae : Pocillopora : *Pocillopora grandis*	0.0117 - 0 Ma Quaternary
👁 Image Neritopsis radula species	Animalia : Mollusca : Gastropoda : Neritoina : Neritopsidae : Neritopsis : *Neritopsis radula*	0.0117 - 0 Ma Quaternary
👁 Image Acar plicata species	Animalia : Mollusca : Bivalvia : Arcida : Arcidae : Acar : *Acar plicata*	0.0117 - 0 Ma Quaternary
Miliolina suborder	Foraminferea : Miliolida : Miliolina	0.0117 - 0 Ma Quaternary
👁 Image Amphiroa genus	Plantae : Rhodophyta : Florideophyceae : Corallinales : Corallinaceae : *Amphiroa*	0.0117 - 0 Ma Quaternary
👁 Image Stylophora pistillata species	Animalia : Cnidaria : Anthozoa : Scleractinia : Pocilloporidae : Stylophora : *Stylophora pistillata*	0.0117 - 0 Ma Quaternary
👁 Image Cypraea (Erosaria) caputserpentis species	Animalia : Mollusca : Gastropoda : Cypraeidae : Erosaria : *Cypraea (Erosaria) caputserpentis*	0.0117 - 0 Ma Quaternary
👁 Image Pocillopora verrucosa species	Animalia : Cnidaria : Anthozoa : Scleractinia : Pocilloporidae : Pocillopora : *Pocillopora verrucosa*	0.0117 - 0 Ma Quaternary
👁 Image Galaxea fascicularis species	Animalia : Cnidaria : Anthozoa : Scleractinia : Oculinidae : Galaxea : *Galaxea fascicularis*	0.0117 - 0 Ma Quaternary
👁 Image Goniastrea stelligera species	Animalia : Cnidaria : Anthozoa : Scleractinia : Merulinidae : Goniastrea : *Goniastrea stelligera*	0.0117 - 0 Ma Quaternary
👁 Image Goniastrea retiformis species	Animalia : Cnidaria : Anthozoa : Scleractinia : Merulinidae : Goniastrea : *Goniastrea retiformis*	0.0117 - 0 Ma Quaternary
👁 Image Leptoria phrygia species	Animalia : Cnidaria : Anthozoa : Scleractinia : Merulinidae : Leptoria : *Leptoria phrygia*	0.0117 - 0 Ma Quaternary
👁 Image Platygyra daedalea species	Animalia : Cnidaria : Anthozoa : Scleractinia : Merulinidae : Platygyra : *Platygyra daedalea*	0.0117 - 0 Ma Quaternary
👁 Image Acropora robusta species	Animalia : Cnidaria : Anthozoa : Scleractinia : Acroporidae : Acropora : *Acropora robusta*	0.0117 - 0 Ma Quaternary
👁 Image Acropora humilis species	Animalia : Cnidaria : Anthozoa : Scleractinia : Acroporidae : Acropora : *Acropora humilis*	0.0117 - 0 Ma Quaternary
👁 Image Hydrolithon onkodes species	Plantae : Rhodophyta : Rhodophyceae : Corallinales : Corallinaceae : Hydrolithon : *Hydrolithon onkodes*	0.0117 - 0 Ma Quaternary
Vertebralina genus	Foraminferea : Miliolida : Cornuspiridae : *Vertebralina*	0.0117 - 0 Ma Quaternary
👁 Image Tretomphalus genus	Chromista : Foraminifera : Globothalamea : Rotaliida : Rosalinidae : *Tretomphalus*	0.0117 - 0 Ma Quaternary
👁 Image Lachryma sulcifera species	Animalia : Mollusca : Gastropoda : Triviidae : Lachryma : *Lachryma sulcifera*	0.0117 - 0 Ma Quaternary

Fossil Localities

Click to show 1 fossil locality

Seychelles

Quaternary🐚 Anse aux Pins

Other Databases

Wikipedia:	https://en.wikipedia.org/wiki/Mah%C3%A9,_Seychelles
Wikidata ID:	Q219642
GeoNames ID:	241274

Localities in this Region

Seychelles

Mahé Island
- CCCL Quarry

Other Regions, Features and Areas that Intersect

African Plate

Seychelle RemnantNarrow Rift

Indian Plate (India Plate)

Seychelles Bank basinBasin

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 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

Baker, B.H. (1963) Geology and mineral resources of the Seychelles Archipelago. Memoir No.3, Ministry of Commerce and Industry, Geological Survey of Kenya.

Hoshino, Mitsuo (1986) Amphiboles and coexisting ferromagnesian silicates in granitic rocks in Mahé, Seychelles. Lithos, 19 (1). 11-25 doi:10.1016/0024-4937(86)90012-5

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URL: https://www.mindat.org/loc-405420.html