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Andranobory, Taolagnaro District, Anosy, Madagascari
Regional Level Types
AndranoboryCommune
Taolagnaro DistrictDistrict
AnosyRegion
MadagascarCountry

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PhotosMapsSearch
03442450017272021866819.jpg
Grandidierite

Cap Andrahomana, Andranobory, Taolagnaro District, Anosy, Madagascar
08121560017272358544277.jpg
Grandidierite

Cap Andrahomana, Andranobory, Taolagnaro District, Anosy, Madagascar
08845740017272021817600.jpg
Grandidierite

Cap Andrahomana, Andranobory, Taolagnaro District, Anosy, Madagascar
03506110017272021703036.jpg
Grandidierite

Cap Andrahomana, Andranobory, Taolagnaro District, Anosy, Madagascar
05875630017272021712477.jpg
Grandidierite

Cap Andrahomana, Andranobory, Taolagnaro District, Anosy, Madagascar
08845740017272021817600.jpg
Grandidierite

Cap Andrahomana, Andranobory, Taolagnaro District, Anosy, Madagascar
03442450017272021866819.jpg
Grandidierite

Cap Andrahomana, Andranobory, Taolagnaro District, Anosy, Madagascar
02116170017272358558462.jpg
Grandidierite

Cap Andrahomana, Andranobory, Taolagnaro District, Anosy, Madagascar
Neighbouring regions:
Analapatsy, Taolagnaro District, Anosy, Madagascar
Ankariera, Taolagnaro District, Anosy, Madagascar
Tanandava Atsimo, Amboasary Sud District, Anosy, Madagascar
Ranopiso, Taolagnaro District, Anosy, Madagascar
Type:
Commune
Mindat Locality ID:
309734
Long-form identifier:
mindat:1:2:309734:5
GUID (UUID V4):
0
Other Languages:
Malagasy:
Kaominin' Andranobory, Distrikan'i Taolañaro, Faritr' Anosy, Madagasikara


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Standard Detailed Gallery Strunz Chemical Elements

Commodity 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-localities

13 valid minerals. 1 (TL) - type locality of 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

Detailed Mineral List:

ⓘ Almandine
Formula: Fe2+3Al2(SiO4)3
ⓘ Andalusite
Formula: Al2(SiO4)O
Habit: microscopic crystals
Colour: Rose-coloured in center and colourless at the rims of the crystals
Description: Late phase.
ⓘ 'Apatite'
Formula: Ca5(PO4)3(Cl/F/OH)
ⓘ 'Biotite'
Formula: K(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
Description: Late phase.
ⓘ Cordierite
Formula: (Mg,Fe)2Al3(AlSi5O18)
Description: Rims hercynite at the contact of quartz and feldspars.
ⓘ Enstatite
Formula: Mg2Si2O6
ⓘ 'Garnet Group'
Formula: X3Z2(SiO4)3
ⓘ Grandidierite (TL)
Formula: (Mg,Fe2+)(Al,Fe3+)3(SiO4)(BO3)O2
Type Locality:
Habit: masses up to several centimeters across
Colour: Bluish green
Description: C. Mignot was not able to find any more grandidierite at the site in 1960 (Behier 1960)
ⓘ Hercynite
Formula: Fe2+Al2O4
Description: Green hercynite+quartz assemblages (high-grade metamorphism). Hercynite : 0.6% ZnO, 0.4% Cr2O3.
ⓘ Ilmenite
Formula: Fe2+TiO3
Description: Niobian ilmenite.
ⓘ 'K Feldspar'
Colour: gray
Description: perthitic
ⓘ Microcline
Formula: K(AlSi3O8)
ⓘ 'Monazite Group'
Formula: REE(PO4)
ⓘ Phlogopite
Formula: KMg3(AlSi3O10)(OH)2
ⓘ Quartz
Formula: SiO2
ⓘ Sillimanite
Formula: Al2(SiO4)O
ⓘ Spinel
Formula: MgAl2O4
ⓘ 'UM1998-//-BOSiO:AlFeMg[2]'
Formula: (Fe2+,Mg)2Al14Si4B4O37
ⓘ Werdingite
Formula: (Mg,Fe)2Al14Si4B4O37
Colour: Shows yellow pleochroism
Description: Be-werdingite, replaces sillimanite. Found as inclusions in grandidierite or garnet, or as grains 0,05-5mm long and 0,1-2 mm across or as 0,1-2 mm graisn replacing sillimanite.

List of minerals arranged by Strunz 10th Edition classification

Group 4 - Oxides and Hydroxides
ⓘHercynite4.BB.05Fe2+Al2O4
ⓘSpinel4.BB.05MgAl2O4
ⓘIlmenite4.CB.05Fe2+TiO3
ⓘQuartz4.DA.05SiO2
Group 9 - Silicates
ⓘAlmandine9.AD.25Fe2+3Al2(SiO4)3
ⓘSillimanite9.AF.05Al2(SiO4)O
ⓘAndalusite9.AF.10Al2(SiO4)O
ⓘGrandidierite (TL)9.AJ.05(Mg,Fe2+)(Al,Fe3+)3(SiO4)(BO3)O2
ⓘWerdingite9.BD.35(Mg,Fe)2Al14Si4B4O37
ⓘCordierite9.CJ.10(Mg,Fe)2Al3(AlSi5O18)
ⓘEnstatite9.DA.05Mg2Si2O6
ⓘPhlogopite9.EC.20KMg3(AlSi3O10)(OH)2
ⓘMicrocline9.FA.30K(AlSi3O8)
Unclassified
ⓘ'Biotite'-K(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
ⓘ'Monazite Group'-REE(PO4)
ⓘ'UM1998-//-BOSiO:AlFeMg[2]'-(Fe2+,Mg)2Al14Si4B4O37
ⓘ'K Feldspar'-
ⓘ'Garnet Group'-X3Z2(SiO4)3
ⓘ'Apatite'-Ca5(PO4)3(Cl/F/OH)

List of minerals for each chemical element

HHydrogen
Hⓘ BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
Hⓘ PhlogopiteKMg3(AlSi3O10)(OH)2
Hⓘ ApatiteCa5(PO4)3(Cl/F/OH)
BBoron
Bⓘ Grandidierite(Mg,Fe2+)(Al,Fe3+)3(SiO4)(BO3)O2
Bⓘ Werdingite(Mg,Fe)2Al14Si4B4O37
Bⓘ UM1998-//-BOSiO:AlFeMg[2](Fe2+,Mg)2Al14Si4B4O37
OOxygen
Oⓘ AndalusiteAl2(SiO4)O
Oⓘ AlmandineFe32+Al2(SiO4)3
Oⓘ BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
Oⓘ Cordierite(Mg,Fe)2Al3(AlSi5O18)
Oⓘ EnstatiteMg2Si2O6
Oⓘ Grandidierite(Mg,Fe2+)(Al,Fe3+)3(SiO4)(BO3)O2
Oⓘ HercyniteFe2+Al2O4
Oⓘ IlmeniteFe2+TiO3
Oⓘ MicroclineK(AlSi3O8)
Oⓘ Monazite GroupREE(PO4)
Oⓘ PhlogopiteKMg3(AlSi3O10)(OH)2
Oⓘ QuartzSiO2
Oⓘ SillimaniteAl2(SiO4)O
Oⓘ SpinelMgAl2O4
Oⓘ Werdingite(Mg,Fe)2Al14Si4B4O37
Oⓘ UM1998-//-BOSiO:AlFeMg[2](Fe2+,Mg)2Al14Si4B4O37
Oⓘ Garnet GroupX3Z2(SiO4)3
Oⓘ ApatiteCa5(PO4)3(Cl/F/OH)
FFluorine
Fⓘ BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
Fⓘ ApatiteCa5(PO4)3(Cl/F/OH)
MgMagnesium
Mgⓘ BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
Mgⓘ Cordierite(Mg,Fe)2Al3(AlSi5O18)
Mgⓘ EnstatiteMg2Si2O6
Mgⓘ Grandidierite(Mg,Fe2+)(Al,Fe3+)3(SiO4)(BO3)O2
Mgⓘ PhlogopiteKMg3(AlSi3O10)(OH)2
Mgⓘ SpinelMgAl2O4
Mgⓘ Werdingite(Mg,Fe)2Al14Si4B4O37
Mgⓘ UM1998-//-BOSiO:AlFeMg[2](Fe2+,Mg)2Al14Si4B4O37
AlAluminium
Alⓘ AndalusiteAl2(SiO4)O
Alⓘ AlmandineFe32+Al2(SiO4)3
Alⓘ BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
Alⓘ Cordierite(Mg,Fe)2Al3(AlSi5O18)
Alⓘ Grandidierite(Mg,Fe2+)(Al,Fe3+)3(SiO4)(BO3)O2
Alⓘ HercyniteFe2+Al2O4
Alⓘ MicroclineK(AlSi3O8)
Alⓘ PhlogopiteKMg3(AlSi3O10)(OH)2
Alⓘ SillimaniteAl2(SiO4)O
Alⓘ SpinelMgAl2O4
Alⓘ Werdingite(Mg,Fe)2Al14Si4B4O37
Alⓘ UM1998-//-BOSiO:AlFeMg[2](Fe2+,Mg)2Al14Si4B4O37
SiSilicon
Siⓘ AndalusiteAl2(SiO4)O
Siⓘ AlmandineFe32+Al2(SiO4)3
Siⓘ BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
Siⓘ Cordierite(Mg,Fe)2Al3(AlSi5O18)
Siⓘ EnstatiteMg2Si2O6
Siⓘ Grandidierite(Mg,Fe2+)(Al,Fe3+)3(SiO4)(BO3)O2
Siⓘ MicroclineK(AlSi3O8)
Siⓘ PhlogopiteKMg3(AlSi3O10)(OH)2
Siⓘ QuartzSiO2
Siⓘ SillimaniteAl2(SiO4)O
Siⓘ Werdingite(Mg,Fe)2Al14Si4B4O37
Siⓘ UM1998-//-BOSiO:AlFeMg[2](Fe2+,Mg)2Al14Si4B4O37
Siⓘ Garnet GroupX3Z2(SiO4)3
PPhosphorus
Pⓘ Monazite GroupREE(PO4)
Pⓘ ApatiteCa5(PO4)3(Cl/F/OH)
ClChlorine
Clⓘ ApatiteCa5(PO4)3(Cl/F/OH)
KPotassium
Kⓘ BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
Kⓘ MicroclineK(AlSi3O8)
Kⓘ PhlogopiteKMg3(AlSi3O10)(OH)2
CaCalcium
Caⓘ ApatiteCa5(PO4)3(Cl/F/OH)
TiTitanium
Tiⓘ BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
Tiⓘ IlmeniteFe2+TiO3
FeIron
Feⓘ AlmandineFe32+Al2(SiO4)3
Feⓘ BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
Feⓘ Cordierite(Mg,Fe)2Al3(AlSi5O18)
Feⓘ Grandidierite(Mg,Fe2+)(Al,Fe3+)3(SiO4)(BO3)O2
Feⓘ HercyniteFe2+Al2O4
Feⓘ IlmeniteFe2+TiO3
Feⓘ Werdingite(Mg,Fe)2Al14Si4B4O37
Feⓘ UM1998-//-BOSiO:AlFeMg[2](Fe2+,Mg)2Al14Si4B4O37

Fossils

This region is too big or complex to display the fossil list, try looking at smaller subregions.

Other Databases

GeoNames ID:11927517

Localities in this Region

Madagascar

Other Regions, Features and Areas that Intersect

AfricaContinent
African Plate
Somali PlateTectonic Plate

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