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Ambodibonara Placer, Antanambao-Manampotsy area, Antanambao Manampotsy District, Atsinanana, Madagascari
Regional Level Types
Ambodibonara PlacerPlacer
Antanambao-Manampotsy areaGroup of Placers
Antanambao Manampotsy DistrictDistrict
AtsinananaRegion
MadagascarCountry

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Type:
Placer
Mindat Locality ID:
73251
Long-form identifier:
mindat:1:2:73251:9
GUID (UUID V4):
0


Pt-deposit about 120 km SE of the capital Antananarivo, near the towns of Anosibe and Antanambao-Manampotsy in the eastern part of Madagascar.

Select Mineral List Type

Standard Detailed Gallery Strunz Chemical Elements

Mineral List


12 valid minerals.

Detailed Mineral List:

ⓘ Albite
Formula: Na(AlSi3O8)
ⓘ 'Amphibole Supergroup'
Formula: AB2C5((Si,Al,Ti)8O22)(OH,F,Cl,O)2
ⓘ Braggite
Formula: PdPt3S4
ⓘ Cooperite
Formula: PtS
ⓘ Cuprorhodsite
Formula: (Cu1+0.5Fe3+0.5)Rh3+2S4
ⓘ Erlichmanite
Formula: OsS2
ⓘ Hollingworthite
Formula: (Rh,Pt,Pd)AsS
ⓘ Isoferroplatinum
Formula: Pt3Fe
ⓘ Kashinite
Formula: Ir2S3
ⓘ Keithconnite
Formula: Pd20Te7
ⓘ Laurite
Formula: RuS2
ⓘ Native Platinum
Formula: Pt
ⓘ Vincentite ?
Formula: Pd3As

Gallery:

List of minerals arranged by Strunz 10th Edition classification

Group 1 - Elements
ⓘNative Platinum1.AF.10Pt
ⓘIsoferroplatinum1.AG.35Pt3Fe
Group 2 - Sulphides and Sulfosalts
ⓘVincentite ?2.AC.05bPd3As
ⓘKeithconnite2.BC.20Pd20Te7
ⓘBraggite2.CC.35aPdPt3S4
ⓘCooperite2.CC.35bPtS
ⓘCuprorhodsite2.DA.05(Cu1+0.5Fe3+0.5)Rh3+2S4
ⓘKashinite2.DB.15Ir2S3
ⓘErlichmanite2.EB.05aOsS2
ⓘLaurite2.EB.05aRuS2
ⓘHollingworthite2.EB.25(Rh,Pt,Pd)AsS
Group 9 - Silicates
ⓘAlbite9.FA.35Na(AlSi3O8)
Unclassified
ⓘ'Amphibole Supergroup'-AB2C5((Si,Al,Ti)8O22)(OH,F,Cl,O)2

List of minerals for each chemical element

HHydrogen
Hⓘ Amphibole SupergroupAB2C5((Si,Al,Ti)8O22)(OH,F,Cl,O)2
OOxygen
Oⓘ AlbiteNa(AlSi3O8)
Oⓘ Amphibole SupergroupAB2C5((Si,Al,Ti)8O22)(OH,F,Cl,O)2
FFluorine
Fⓘ Amphibole SupergroupAB2C5((Si,Al,Ti)8O22)(OH,F,Cl,O)2
NaSodium
Naⓘ AlbiteNa(AlSi3O8)
AlAluminium
Alⓘ AlbiteNa(AlSi3O8)
Alⓘ Amphibole SupergroupAB2C5((Si,Al,Ti)8O22)(OH,F,Cl,O)2
SiSilicon
Siⓘ AlbiteNa(AlSi3O8)
Siⓘ Amphibole SupergroupAB2C5((Si,Al,Ti)8O22)(OH,F,Cl,O)2
SSulfur
Sⓘ BraggitePdPt3S4
Sⓘ CooperitePtS
Sⓘ Cuprorhodsite(Cu1+0.5Fe3+0.5)Rh23+S4
Sⓘ ErlichmaniteOsS2
Sⓘ Hollingworthite(Rh,Pt,Pd)AsS
Sⓘ KashiniteIr2S3
Sⓘ LauriteRuS2
ClChlorine
Clⓘ Amphibole SupergroupAB2C5((Si,Al,Ti)8O22)(OH,F,Cl,O)2
TiTitanium
Tiⓘ Amphibole SupergroupAB2C5((Si,Al,Ti)8O22)(OH,F,Cl,O)2
FeIron
Feⓘ Cuprorhodsite(Cu1+0.5Fe3+0.5)Rh23+S4
Feⓘ IsoferroplatinumPt3Fe
CuCopper
Cuⓘ Cuprorhodsite(Cu1+0.5Fe3+0.5)Rh23+S4
AsArsenic
Asⓘ Hollingworthite(Rh,Pt,Pd)AsS
Asⓘ VincentitePd3As
RuRuthenium
Ruⓘ LauriteRuS2
RhRhodium
Rhⓘ Cuprorhodsite(Cu1+0.5Fe3+0.5)Rh23+S4
Rhⓘ Hollingworthite(Rh,Pt,Pd)AsS
PdPalladium
Pdⓘ BraggitePdPt3S4
Pdⓘ Hollingworthite(Rh,Pt,Pd)AsS
Pdⓘ KeithconnitePd20Te7
Pdⓘ VincentitePd3As
TeTellurium
Teⓘ KeithconnitePd20Te7
OsOsmium
Osⓘ ErlichmaniteOsS2
IrIridium
Irⓘ KashiniteIr2S3
PtPlatinum
Ptⓘ BraggitePdPt3S4
Ptⓘ CooperitePtS
Ptⓘ Hollingworthite(Rh,Pt,Pd)AsS
Ptⓘ IsoferroplatinumPt3Fe
Ptⓘ Native PlatinumPt

Other Regions, Features and Areas containing this locality

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

Auge, Thierry, Legendre, Olivier (1992) Pt-Fe nuggets from alluvial deposits in eastern Madagascar. The Canadian Mineralogist, 30 (4) Mineralogical Association of Canada. 983-1004
Legendre, Olivier, Augé, Thierry (1992) Alluvial platinum‐group minerals from the Manampotsy area, East Madagascar. Australian Journal of Earth Sciences, 39 (3) 389-404 doi:10.1080/08120099208728032
Legendre, O. , Augé, T. (1993) Natural iridium oxide from platiniferous concentrates of the Antanambao-Manampotsy area, Madagascar. Comptes Rendus de l'Académie des Sciences - Series II, 921-927
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