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Bezavona Massif, Anorotsangana, Ambanja District, Diana, Madagascari
Regional Level Types
Bezavona MassifMassif
AnorotsanganaCommune
Ambanja DistrictDistrict
DianaRegion
MadagascarCountry

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Latitude & Longitude (WGS84):
13° 51' 41'' South , 47° 58' 20'' East
Latitude & Longitude (decimal):
-13.86141,47.97248
GRN:
S10E33
Type:
Massif
Köppen climate type:
Am : Tropical monsoon climate
Mindat Locality ID:
191201
Long-form identifier:
mindat:1:2:191201:5
GUID (UUID V4):
0
Other/historical names associated with this locality:
Ampasindava Peninsula (Saikanosin' Ampasindava)
Name(s) in local language(s):
Massif du Bezavona, Kaominin'Anorotsangana, Distrikan' Ambanja, Faritr'i Diana, Faritanin' Antsiranana, Madagasikara


Nepheline syenites and other alkaline rocks.
The complex forms a line of hills, the highest of which, Mont Bezavona, reaches an elevation of 700 m. There are a number of sharp ridges and several spines.

Select Mineral List Type

Standard Detailed Gallery Strunz Chemical Elements

Mineral List

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

23 valid minerals.

Rock Types Recorded


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

Select Rock List Type

Alphabetical List Tree Diagram

Detailed Mineral List:

ⓘ Aegirine
Formula: NaFe3+Si2O6
ⓘ Aegirine-augite
Formula: (NaaCabFe2+cMgd)(Fe3+eAlfFe2+gMgh)Si2O6
ⓘ Aenigmatite
Formula: Na4[Fe2+10Ti2]O4[Si12O36]
ⓘ 'Alkali Feldspar'
ⓘ 'Alkali pyroxene'
ⓘ 'Amphibole Supergroup'
Formula: AB2C5(T8O22)W2
ⓘ Analcime
Formula: Na(AlSi2O6) · H2O
ⓘ Anatase
Formula: TiO2
Habit: 1 mm large xls
Colour: brown
ⓘ Arfvedsonite
Formula: NaNa2(Fe2+4Fe3+)Si8O22(OH)2
ⓘ Astrophyllite
Formula: K2NaFe2+7Ti2[Si4O12]2O2(OH)4F
ⓘ 'Biotite'
Formula: K(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
ⓘ Calcite
Formula: CaCO3
ⓘ Catapleiite
Formula: Na2Zr(Si3O9) · 2H2O
ⓘ 'Chlorite Group'
ⓘ Diopside
Formula: CaMgSi2O6
ⓘ Epidote
Formula: (CaCa)(AlAlFe3+)O[Si2O7][SiO4](OH)
ⓘ Eudialyte
Formula: Na15Ca6Fe3Zr3Si(Si25O73)(O,OH,H2O)3(Cl,OH)2
ⓘ Fayalite
Formula: Fe2+2(SiO4)
ⓘ 'Glass'
ⓘ Grossular
Formula: Ca3Al2(SiO4)3
ⓘ Halloysite
Formula: Al2Si2O5(OH)4 · n(H2O)
ⓘ 'Hornblende Root Name Group'
Formula: ◻Ca2(C2+4C3+)(AlSi7O22)W2
ⓘ Ilmenite
Formula: Fe2+TiO3
ⓘ Leucite
Formula: K(AlSi2O6)
ⓘ Mosandrite-(Ce)
Formula: (Ca3REE)[(H2O)2Ca0.5◻0.5]Ti(Si2O7)2(OH)2(H2O)2
ⓘ Nepheline
Formula: Na3K(Al4Si4O16)
ⓘ Phlogopite
Formula: KMg3(AlSi3O10)(OH)2
ⓘ Prehnite
Formula: Ca2Al2Si3O10(OH)2
ⓘ Quartz
Formula: SiO2
ⓘ Rinkite-(Ce)
Formula: (Ca3Ce)Na(NaCa)Ti(Si2O7)2(OF)F2
ⓘ 'Stilbite Subgroup'
Formula: M6-7[Al8-9Si27-28O72] · nH2O

Gallery:

List of minerals arranged by Strunz 10th Edition classification

Group 4 - Oxides and Hydroxides
ⓘIlmenite4.CB.05Fe2+TiO3
ⓘQuartz4.DA.05SiO2
ⓘAnatase4.DD.05TiO2
Group 5 - Nitrates and Carbonates
ⓘCalcite5.AB.05CaCO3
Group 9 - Silicates
ⓘFayalite9.AC.05Fe2+2(SiO4)
ⓘGrossular9.AD.25Ca3Al2(SiO4)3
ⓘMosandrite-(Ce)9.BE.20(Ca3REE)[(H2O)2Ca0.5◻0.5]Ti(Si2O7)2(OH)2(H2O)2
ⓘRinkite-(Ce)9.BE.20(Ca3Ce)Na(NaCa)Ti(Si2O7)2(OF)F2
ⓘEpidote9.BG.05a(CaCa)(AlAlFe3+)O[Si2O7][SiO4](OH)
ⓘCatapleiite9.CA.15Na2Zr(Si3O9) · 2H2O
ⓘEudialyte9.CO.10Na15Ca6Fe3Zr3Si(Si25O73)(O,OH,H2O)3(Cl,OH)2
ⓘDiopside9.DA.15CaMgSi2O6
ⓘAegirine-augite9.DA.20(NaaCabFe2+cMgd)(Fe3+eAlfFe2+gMgh)Si2O6
ⓘAegirine9.DA.25NaFe3+Si2O6
ⓘAstrophyllite9.DC.05K2NaFe2+7Ti2[Si4O12]2O2(OH)4F
ⓘArfvedsonite9.DE.25NaNa2(Fe2+4Fe3+)Si8O22(OH)2
ⓘAenigmatite9.DH.40Na4[Fe2+10Ti2]O4[Si12O36]
ⓘPrehnite9.DP.20Ca2Al2Si3O10(OH)2
ⓘPhlogopite9.EC.20KMg3(AlSi3O10)(OH)2
ⓘHalloysite9.ED.10Al2Si2O5(OH)4 · n(H2O)
ⓘNepheline9.FA.05Na3K(Al4Si4O16)
ⓘAnalcime9.GB.05Na(AlSi2O6) · H2O
ⓘLeucite9.GB.05K(AlSi2O6)
Unclassified
ⓘ'Alkali Feldspar'-
ⓘ'Amphibole Supergroup'-AB2C5(T8O22)W2
ⓘ'Biotite'-K(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
ⓘ'Chlorite Group'-
ⓘ'Stilbite Subgroup'-M6-7[Al8-9Si27-28O72] · nH2O
ⓘ'Hornblende Root Name Group'-◻Ca2(C2+4C3+)(AlSi7O22)W2
ⓘ'Glass'-
ⓘ'Alkali pyroxene'-

List of minerals for each chemical element

HHydrogen
Hⓘ AnalcimeNa(AlSi2O6) · H2O
Hⓘ ArfvedsoniteNaNa2(Fe42+Fe3+)Si8O22(OH)2
Hⓘ AstrophylliteK2NaFe72+Ti2[Si4O12]2O2(OH)4F
Hⓘ BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
Hⓘ CatapleiiteNa2Zr(Si3O9) · 2H2O
Hⓘ Epidote(CaCa)(AlAlFe3+)O[Si2O7][SiO4](OH)
Hⓘ EudialyteNa15Ca6Fe3Zr3Si(Si25O73)(O,OH,H2O)3(Cl,OH)2
Hⓘ HalloysiteAl2Si2O5(OH)4 · n(H2O)
Hⓘ Mosandrite-(Ce)(Ca3REE)[(H2O)2Ca0.5◻0.5]Ti(Si2O7)2(OH)2(H2O)2
Hⓘ PhlogopiteKMg3(AlSi3O10)(OH)2
Hⓘ PrehniteCa2Al2Si3O10(OH)2
Hⓘ Stilbite SubgroupM6-7[Al8-9Si27-28O72] · nH2O
CCarbon
Cⓘ CalciteCaCO3
OOxygen
Oⓘ AegirineNaFe3+Si2O6
Oⓘ Aegirine-augite(NaaCabFec2+Mgd)(Fee3+AlfFeg2+Mgh)Si2O6
Oⓘ AenigmatiteNa4[Fe102+Ti2]O4[Si12O36]
Oⓘ Amphibole SupergroupAB2C5(T8O22)W2
Oⓘ AnalcimeNa(AlSi2O6) · H2O
Oⓘ AnataseTiO2
Oⓘ ArfvedsoniteNaNa2(Fe42+Fe3+)Si8O22(OH)2
Oⓘ AstrophylliteK2NaFe72+Ti2[Si4O12]2O2(OH)4F
Oⓘ BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
Oⓘ CalciteCaCO3
Oⓘ CatapleiiteNa2Zr(Si3O9) · 2H2O
Oⓘ DiopsideCaMgSi2O6
Oⓘ Epidote(CaCa)(AlAlFe3+)O[Si2O7][SiO4](OH)
Oⓘ EudialyteNa15Ca6Fe3Zr3Si(Si25O73)(O,OH,H2O)3(Cl,OH)2
Oⓘ FayaliteFe22+(SiO4)
Oⓘ GrossularCa3Al2(SiO4)3
Oⓘ HalloysiteAl2Si2O5(OH)4 · n(H2O)
Oⓘ IlmeniteFe2+TiO3
Oⓘ LeuciteK(AlSi2O6)
Oⓘ Mosandrite-(Ce)(Ca3REE)[(H2O)2Ca0.5◻0.5]Ti(Si2O7)2(OH)2(H2O)2
Oⓘ NephelineNa3K(Al4Si4O16)
Oⓘ PhlogopiteKMg3(AlSi3O10)(OH)2
Oⓘ PrehniteCa2Al2Si3O10(OH)2
Oⓘ QuartzSiO2
Oⓘ Rinkite-(Ce)(Ca3Ce)Na(NaCa)Ti(Si2O7)2(OF)F2
Oⓘ Stilbite SubgroupM6-7[Al8-9Si27-28O72] · nH2O
Oⓘ Hornblende Root Name Group◻Ca2(C42+C3+)(AlSi7O22)W2
FFluorine
Fⓘ AstrophylliteK2NaFe72+Ti2[Si4O12]2O2(OH)4F
Fⓘ BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
Fⓘ Rinkite-(Ce)(Ca3Ce)Na(NaCa)Ti(Si2O7)2(OF)F2
NaSodium
Naⓘ AegirineNaFe3+Si2O6
Naⓘ Aegirine-augite(NaaCabFec2+Mgd)(Fee3+AlfFeg2+Mgh)Si2O6
Naⓘ AenigmatiteNa4[Fe102+Ti2]O4[Si12O36]
Naⓘ AnalcimeNa(AlSi2O6) · H2O
Naⓘ ArfvedsoniteNaNa2(Fe42+Fe3+)Si8O22(OH)2
Naⓘ AstrophylliteK2NaFe72+Ti2[Si4O12]2O2(OH)4F
Naⓘ CatapleiiteNa2Zr(Si3O9) · 2H2O
Naⓘ EudialyteNa15Ca6Fe3Zr3Si(Si25O73)(O,OH,H2O)3(Cl,OH)2
Naⓘ NephelineNa3K(Al4Si4O16)
Naⓘ Rinkite-(Ce)(Ca3Ce)Na(NaCa)Ti(Si2O7)2(OF)F2
MgMagnesium
Mgⓘ Aegirine-augite(NaaCabFec2+Mgd)(Fee3+AlfFeg2+Mgh)Si2O6
Mgⓘ BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
Mgⓘ DiopsideCaMgSi2O6
Mgⓘ PhlogopiteKMg3(AlSi3O10)(OH)2
AlAluminium
Alⓘ Aegirine-augite(NaaCabFec2+Mgd)(Fee3+AlfFeg2+Mgh)Si2O6
Alⓘ AnalcimeNa(AlSi2O6) · H2O
Alⓘ BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
Alⓘ Epidote(CaCa)(AlAlFe3+)O[Si2O7][SiO4](OH)
Alⓘ GrossularCa3Al2(SiO4)3
Alⓘ HalloysiteAl2Si2O5(OH)4 · n(H2O)
Alⓘ LeuciteK(AlSi2O6)
Alⓘ NephelineNa3K(Al4Si4O16)
Alⓘ PhlogopiteKMg3(AlSi3O10)(OH)2
Alⓘ PrehniteCa2Al2Si3O10(OH)2
Alⓘ Stilbite SubgroupM6-7[Al8-9Si27-28O72] · nH2O
Alⓘ Hornblende Root Name Group◻Ca2(C42+C3+)(AlSi7O22)W2
SiSilicon
Siⓘ AegirineNaFe3+Si2O6
Siⓘ Aegirine-augite(NaaCabFec2+Mgd)(Fee3+AlfFeg2+Mgh)Si2O6
Siⓘ AenigmatiteNa4[Fe102+Ti2]O4[Si12O36]
Siⓘ AnalcimeNa(AlSi2O6) · H2O
Siⓘ ArfvedsoniteNaNa2(Fe42+Fe3+)Si8O22(OH)2
Siⓘ AstrophylliteK2NaFe72+Ti2[Si4O12]2O2(OH)4F
Siⓘ BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
Siⓘ CatapleiiteNa2Zr(Si3O9) · 2H2O
Siⓘ DiopsideCaMgSi2O6
Siⓘ Epidote(CaCa)(AlAlFe3+)O[Si2O7][SiO4](OH)
Siⓘ EudialyteNa15Ca6Fe3Zr3Si(Si25O73)(O,OH,H2O)3(Cl,OH)2
Siⓘ FayaliteFe22+(SiO4)
Siⓘ GrossularCa3Al2(SiO4)3
Siⓘ HalloysiteAl2Si2O5(OH)4 · n(H2O)
Siⓘ LeuciteK(AlSi2O6)
Siⓘ Mosandrite-(Ce)(Ca3REE)[(H2O)2Ca0.5◻0.5]Ti(Si2O7)2(OH)2(H2O)2
Siⓘ NephelineNa3K(Al4Si4O16)
Siⓘ PhlogopiteKMg3(AlSi3O10)(OH)2
Siⓘ PrehniteCa2Al2Si3O10(OH)2
Siⓘ QuartzSiO2
Siⓘ Rinkite-(Ce)(Ca3Ce)Na(NaCa)Ti(Si2O7)2(OF)F2
Siⓘ Stilbite SubgroupM6-7[Al8-9Si27-28O72] · nH2O
Siⓘ Hornblende Root Name Group◻Ca2(C42+C3+)(AlSi7O22)W2
ClChlorine
Clⓘ EudialyteNa15Ca6Fe3Zr3Si(Si25O73)(O,OH,H2O)3(Cl,OH)2
KPotassium
Kⓘ AstrophylliteK2NaFe72+Ti2[Si4O12]2O2(OH)4F
Kⓘ BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
Kⓘ LeuciteK(AlSi2O6)
Kⓘ NephelineNa3K(Al4Si4O16)
Kⓘ PhlogopiteKMg3(AlSi3O10)(OH)2
CaCalcium
Caⓘ Aegirine-augite(NaaCabFec2+Mgd)(Fee3+AlfFeg2+Mgh)Si2O6
Caⓘ CalciteCaCO3
Caⓘ DiopsideCaMgSi2O6
Caⓘ Epidote(CaCa)(AlAlFe3+)O[Si2O7][SiO4](OH)
Caⓘ EudialyteNa15Ca6Fe3Zr3Si(Si25O73)(O,OH,H2O)3(Cl,OH)2
Caⓘ GrossularCa3Al2(SiO4)3
Caⓘ Mosandrite-(Ce)(Ca3REE)[(H2O)2Ca0.5◻0.5]Ti(Si2O7)2(OH)2(H2O)2
Caⓘ PrehniteCa2Al2Si3O10(OH)2
Caⓘ Rinkite-(Ce)(Ca3Ce)Na(NaCa)Ti(Si2O7)2(OF)F2
Caⓘ Hornblende Root Name Group◻Ca2(C42+C3+)(AlSi7O22)W2
TiTitanium
Tiⓘ AenigmatiteNa4[Fe102+Ti2]O4[Si12O36]
Tiⓘ AnataseTiO2
Tiⓘ AstrophylliteK2NaFe72+Ti2[Si4O12]2O2(OH)4F
Tiⓘ BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
Tiⓘ IlmeniteFe2+TiO3
Tiⓘ Mosandrite-(Ce)(Ca3REE)[(H2O)2Ca0.5◻0.5]Ti(Si2O7)2(OH)2(H2O)2
Tiⓘ Rinkite-(Ce)(Ca3Ce)Na(NaCa)Ti(Si2O7)2(OF)F2
FeIron
Feⓘ AegirineNaFe3+Si2O6
Feⓘ Aegirine-augite(NaaCabFec2+Mgd)(Fee3+AlfFeg2+Mgh)Si2O6
Feⓘ AenigmatiteNa4[Fe102+Ti2]O4[Si12O36]
Feⓘ ArfvedsoniteNaNa2(Fe42+Fe3+)Si8O22(OH)2
Feⓘ AstrophylliteK2NaFe72+Ti2[Si4O12]2O2(OH)4F
Feⓘ BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
Feⓘ Epidote(CaCa)(AlAlFe3+)O[Si2O7][SiO4](OH)
Feⓘ EudialyteNa15Ca6Fe3Zr3Si(Si25O73)(O,OH,H2O)3(Cl,OH)2
Feⓘ FayaliteFe22+(SiO4)
Feⓘ IlmeniteFe2+TiO3
ZrZirconium
Zrⓘ CatapleiiteNa2Zr(Si3O9) · 2H2O
Zrⓘ EudialyteNa15Ca6Fe3Zr3Si(Si25O73)(O,OH,H2O)3(Cl,OH)2
CeCerium
Ceⓘ Rinkite-(Ce)(Ca3Ce)Na(NaCa)Ti(Si2O7)2(OF)F2

Localities in this Region

Madagascar

Other Regions, Features and Areas containing this locality

AfricaContinent
African Plate
Madagascar
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

Lacroix, Alfred (1922) Minéralogie de Madagascar, Tome I. Géologie-Minéralogie descriptive. Augustin Challamel. 624 pp.
Lacroix, Alfred (1922) Minéralogie de Madagascar- Tome II - Minéralogie appliqueé lithologie. A. Challamel. 694 pp.
De Saint Ours, Jacques (1960) Etudes geologiques dans l'extreme nord de Madagascar et L'Archipel des Comores. République Malgache, Ministère de l’Economie National -Service Géologique , Tananarive. p.1-272.
Behier, Jean (1963) Carte minéralogique de Madagascar. Archive Service Géologique de Madagascar A.1871
Woolley, A. R. (2001) Alkaline Rocks and Carbonatites of the World, Part 3: Africa - Alkaline Rocks and Carbonatites of the World. The Geological Society of London.p.151
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