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Rare Earth prospect, Unnamed caldera, Betaimboay, Antsirabe, Ambanja, Diana, Madagascari
Regional Level Types
Rare Earth prospectProspect
Unnamed caldera- not defined -
Betaimboay- not defined -
AntsirabeCommune
AmbanjaDistrict
DianaRegion
MadagascarCountry

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Latitude & Longitude (WGS84):
13° 49' 12'' South , 48° 11' 50'' East
Latitude & Longitude (decimal):
Köppen climate type:
Nearest Settlements:
PlacePopulationDistance
Ambanja30,621 (2018)32.3km
Hell-Ville22,680 (2018)47.6km
Antafondro200 (2018)48.7km
Mindat Locality ID:
235745
Long-form identifier:
mindat:1:2:235745:7
GUID (UUID V4):
2ae33a2a-e0d2-43b7-b198-1e240f79c69b
Other/historical names associated with this locality:
Ampasindava Peninsula (Saikanosin' Ampasindava)
Name(s) in local language(s):
, ,Betaimboay, Kaominin' Antsirabe, Distrikan' Ambanja, Faritr'i Diana, Faritanin' Antsiranana, Madagasikara


A roughly circular caldera measuring 7 km in diameter. Situated in the south-east of the Ambohimirahavavy Tertiary alkaline complex. Rare earth mineralization occurs in volcanic breccias, sandstones and other lithologies.

Select Mineral List Type

Standard Detailed Gallery Strunz Chemical Elements

Mineral List


14 valid minerals.

Rock Types Recorded

Note: data is currently VERY limited. Please bear with us while we work towards adding this information!

Select Rock List Type

Alphabetical List Tree Diagram

Detailed Mineral List:

Albite
Formula: Na(AlSi3O8)
Anatase
Formula: TiO2
Anatase var. Niobium-bearing Anatase
Formula: (Ti,Nb)O2
'Apatite'
Formula: Ca5(PO4)3(Cl/F/OH)
Bastnäsite-(Ce)
Formula: Ce(CO3)F
Bastnäsite-(La)
Formula: La(CO3)F
Calcite
Formula: CaCO3
'Chlorite Group'
Fluorite
Formula: CaF2
Goethite
Formula: α-Fe3+O(OH)
Laumontite
Formula: CaAl2Si4O12 · 4H2O
Marcasite
Formula: FeS2
Pyrite
Formula: FeS2
Rhabdophane-(Nd)
Formula: Nd(PO4) · H2O
Synchysite-(Ce)
Formula: CaCe(CO3)2F
Synchysite-(Y)
Formula: CaY(CO3)2F
Zircon
Formula: Zr(SiO4)

Gallery:

List of minerals arranged by Strunz 10th Edition classification

Group 2 - Sulphides and Sulfosalts
Pyrite2.EB.05aFeS2
Marcasite2.EB.10aFeS2
Group 3 - Halides
Fluorite3.AB.25CaF2
Group 4 - Oxides and Hydroxides
Goethite4.00.α-Fe3+O(OH)
Anatase
var. Niobium-bearing Anatase
4.DD.05(Ti,Nb)O2
4.DD.05TiO2
Group 5 - Nitrates and Carbonates
Calcite5.AB.05CaCO3
Bastnäsite-(Ce)5.BD.20aCe(CO3)F
Bastnäsite-(La)5.BD.20aLa(CO3)F
Synchysite-(Ce)5.BD.20cCaCe(CO3)2F
Synchysite-(Y)5.BD.20cCaY(CO3)2F
Group 8 - Phosphates, Arsenates and Vanadates
Rhabdophane-(Nd)8.CJ.45Nd(PO4) · H2O
Group 9 - Silicates
Zircon9.AD.30Zr(SiO4)
Albite9.FA.35Na(AlSi3O8)
Laumontite9.GB.10CaAl2Si4O12 · 4H2O
Unclassified
'Chlorite Group'-
'Apatite'-Ca5(PO4)3(Cl/F/OH)

List of minerals for each chemical element

HHydrogen
H Goethiteα-Fe3+O(OH)
H LaumontiteCaAl2Si4O12 · 4H2O
H Rhabdophane-(Nd)Nd(PO4) · H2O
H ApatiteCa5(PO4)3(Cl/F/OH)
CCarbon
C Bastnäsite-(Ce)Ce(CO3)F
C Bastnäsite-(La)La(CO3)F
C CalciteCaCO3
C Synchysite-(Ce)CaCe(CO3)2F
C Synchysite-(Y)CaY(CO3)2F
OOxygen
O AlbiteNa(AlSi3O8)
O AnataseTiO2
O Bastnäsite-(Ce)Ce(CO3)F
O Bastnäsite-(La)La(CO3)F
O CalciteCaCO3
O Goethiteα-Fe3+O(OH)
O LaumontiteCaAl2Si4O12 · 4H2O
O Rhabdophane-(Nd)Nd(PO4) · H2O
O Synchysite-(Ce)CaCe(CO3)2F
O Synchysite-(Y)CaY(CO3)2F
O ZirconZr(SiO4)
O Anatase var. Niobium-bearing Anatase(Ti,Nb)O2
O ApatiteCa5(PO4)3(Cl/F/OH)
FFluorine
F Bastnäsite-(Ce)Ce(CO3)F
F Bastnäsite-(La)La(CO3)F
F FluoriteCaF2
F Synchysite-(Ce)CaCe(CO3)2F
F Synchysite-(Y)CaY(CO3)2F
F ApatiteCa5(PO4)3(Cl/F/OH)
NaSodium
Na AlbiteNa(AlSi3O8)
AlAluminium
Al AlbiteNa(AlSi3O8)
Al LaumontiteCaAl2Si4O12 · 4H2O
SiSilicon
Si AlbiteNa(AlSi3O8)
Si LaumontiteCaAl2Si4O12 · 4H2O
Si ZirconZr(SiO4)
PPhosphorus
P Rhabdophane-(Nd)Nd(PO4) · H2O
P ApatiteCa5(PO4)3(Cl/F/OH)
SSulfur
S MarcasiteFeS2
S PyriteFeS2
ClChlorine
Cl ApatiteCa5(PO4)3(Cl/F/OH)
CaCalcium
Ca CalciteCaCO3
Ca FluoriteCaF2
Ca LaumontiteCaAl2Si4O12 · 4H2O
Ca Synchysite-(Ce)CaCe(CO3)2F
Ca Synchysite-(Y)CaY(CO3)2F
Ca ApatiteCa5(PO4)3(Cl/F/OH)
TiTitanium
Ti AnataseTiO2
Ti Anatase var. Niobium-bearing Anatase(Ti,Nb)O2
FeIron
Fe Goethiteα-Fe3+O(OH)
Fe MarcasiteFeS2
Fe PyriteFeS2
YYttrium
Y Synchysite-(Y)CaY(CO3)2F
ZrZirconium
Zr ZirconZr(SiO4)
NbNiobium
Nb Anatase var. Niobium-bearing Anatase(Ti,Nb)O2
LaLanthanum
La Bastnäsite-(La)La(CO3)F
CeCerium
Ce Bastnäsite-(Ce)Ce(CO3)F
Ce Synchysite-(Ce)CaCe(CO3)2F
NdNeodymium
Nd Rhabdophane-(Nd)Nd(PO4) · H2O

Other Regions, Features and Areas containing this locality

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.
 
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