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Tetezantsio pegmatites, Tetezantsio-Andoabatokely Pegmatite Field, Andrembesoa, Betafo, Vakinankaratra, Madagascari
Regional Level Types
Tetezantsio pegmatitesPegmatite Field
Tetezantsio-Andoabatokely Pegmatite FieldPegmatite Field
AndrembesoaCommune
BetafoDistrict
VakinankaratraRegion
MadagascarCountry

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Key
Latitude & Longitude (WGS84):
20° South , 46° East (est.)
Estimate based on other nearby localities or region boundaries.
Margin of Error:
~1km
Locality type:
Other/historical names associated with this locality:
Tetesantsio; Antetezantsio pegmatites
Name(s) in local language(s):
(Tetesantsio)


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

Select Mineral List Type

Standard Detailed Strunz Dana Chemical Elements

Mineral List


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

Detailed Mineral List:

Beryl
Formula: Be3Al2(Si6O18)
Reference: Knut Edvard Larsen collection # M-407
Cesiokenopyrochlore (TL)
Formula: □Nb2(O,OH)6Cs1−x (x ∼ 0.20)
Type Locality:
Reference: Agakhanov, A.A., Kasatkin, A.V., Britvin, S.N., Siidra, O.I., Pautov, L.A., Pekov, I.V. and Karpenko, V.Y. (2017) Cesiokenopyrochlore, IMA 2016-104. CNMNC Newsletter No. 36, April 2017, page 406; Mineralogical Magazine, 81, 403–409.
Columbite-(Mn)
Formula: Mn2+Nb2O6
Reference: Pavel M. Kartashov data and photo
'Feldspar Group'
Reference: Duparc, L., Wunder, M., Sabot, R. (1910): Les minéraux des pegmatites des environs d´Antsirabe á Madagscar. Mémoires de la Société de Physique et d'Histoire Naturelle de Geneve, 36, 3, 283-407
Londonite
Formula: (Cs,K,Rb)Al4Be4(B,Be)12O28
Reference: Enrico Bonacina photo & specimen, analyzed by F.Pezzotta
'Londonite-Rhodizite Series'
Reference: Gianfranco Ciccolini photo & collection, Photo-id 738393
Quartz
Formula: SiO2
Reference: Knut Edv.Larsen collection
Rhodizite
Formula: (K,Cs)Al4Be4(B,Be)12O28
Description: No londonite has been documented from this locality (Laurs et al 2002)
Reference: Knut Edv.Larsen collection / Laurs, B. M.; Pezzotta, F.; Simmons, W.; Falster, A. U & Muhlmeister, S. (2002): Rhodizite-londonite from the Antsongombato pegmatite, Central Madagascar. Gems & Mineralogy. 38 (4), 326-339
'Tourmaline'
Formula: A(D3)G6(Si6O18)(BO3)3X3Z
Reference: Knut Edv.Larsen collection
'Tourmaline var: Rubellite'
Formula: A(D3)G6(T6O18)(BO3)3X3Z
Reference: Duparc, L., Wunder, M., Sabot, R. (1910): Les minéraux des pegmatites des environs d´Antsirabe á Madagscar. Mémoires de la Société de Physique et d'Histoire Naturelle de Geneve, 36, 3, 283-407

List of minerals arranged by Strunz 10th Edition classification

Group 4 - Oxides and Hydroxides
Cesiokenopyrochlore (TL)4.DH.□Nb2(O,OH)6Cs1−x (x ∼ 0.20)
Columbite-(Mn)4.DB.35Mn2+Nb2O6
Quartz4.DA.05SiO2
Group 6 - Borates
Londonite6.GC.05(Cs,K,Rb)Al4Be4(B,Be)12O28
Rhodizite6.GC.05(K,Cs)Al4Be4(B,Be)12O28
Group 9 - Silicates
Beryl9.CJ.05Be3Al2(Si6O18)
Unclassified Minerals, Rocks, etc.
'Feldspar Group'-
'Londonite-Rhodizite Series'-
'Tourmaline'-A(D3)G6(Si6O18)(BO3)3X3Z
'var: Rubellite'-A(D3)G6(T6O18)(BO3)3X3Z

List of minerals arranged by Dana 8th Edition classification

Group 8 - MULTIPLE OXIDES CONTAINING NIOBIUM,TANTALUM OR TITANIUM
AB2O6
Columbite-(Mn)8.3.2.4Mn2+Nb2O6
Group 25 - ANHYDROUS BORATES CONTAINING HYDROXYL OR HALOGEN
Miscellaneous
Rhodizite25.8.2.1(K,Cs)Al4Be4(B,Be)12O28
Group 61 - CYCLOSILICATES Six-Membered Rings
Six-Membered Rings with [Si6O18] rings; possible (OH) and Al substitution
Beryl61.1.1.1Be3Al2(Si6O18)
Group 75 - TECTOSILICATES Si Tetrahedral Frameworks
Si Tetrahedral Frameworks - SiO2 with [4] coordinated Si
Quartz75.1.3.1SiO2
Unclassified Minerals, Mixtures, etc.
Cesiokenopyrochlore (TL)-□Nb2(O,OH)6Cs1−x (x ∼ 0.20)
'Feldspar Group'-
Londonite-(Cs,K,Rb)Al4Be4(B,Be)12O28
'Londonite-Rhodizite Series'-
'Tourmaline'-A(D3)G6(Si6O18)(BO3)3X3Z
'var: Rubellite'-A(D3)G6(T6O18)(BO3)3X3Z

List of minerals for each chemical element

HHydrogen
H Cesiokenopyrochlore□Nb2(O,OH)6Cs1−x (x ∼ 0.20)
BeBeryllium
Be Rhodizite(K,Cs)Al4Be4(B,Be)12O28
Be BerylBe3Al2(Si6O18)
Be Londonite(Cs,K,Rb)Al4Be4(B,Be)12O28
BBoron
B Rhodizite(K,Cs)Al4Be4(B,Be)12O28
B TourmalineA(D3)G6(Si6O18)(BO3)3X3Z
B Tourmaline (var: Rubellite)A(D3)G6(T6O18)(BO3)3X3Z
B Londonite(Cs,K,Rb)Al4Be4(B,Be)12O28
OOxygen
O Cesiokenopyrochlore□Nb2(O,OH)6Cs1−x (x ∼ 0.20)
O Rhodizite(K,Cs)Al4Be4(B,Be)12O28
O TourmalineA(D3)G6(Si6O18)(BO3)3X3Z
O QuartzSiO2
O Tourmaline (var: Rubellite)A(D3)G6(T6O18)(BO3)3X3Z
O Columbite-(Mn)Mn2+Nb2O6
O BerylBe3Al2(Si6O18)
O Londonite(Cs,K,Rb)Al4Be4(B,Be)12O28
AlAluminium
Al Rhodizite(K,Cs)Al4Be4(B,Be)12O28
Al BerylBe3Al2(Si6O18)
Al Londonite(Cs,K,Rb)Al4Be4(B,Be)12O28
SiSilicon
Si TourmalineA(D3)G6(Si6O18)(BO3)3X3Z
Si QuartzSiO2
Si BerylBe3Al2(Si6O18)
KPotassium
K Rhodizite(K,Cs)Al4Be4(B,Be)12O28
K Londonite(Cs,K,Rb)Al4Be4(B,Be)12O28
MnManganese
Mn Columbite-(Mn)Mn2+Nb2O6
RbRubidium
Rb Londonite(Cs,K,Rb)Al4Be4(B,Be)12O28
NbNiobium
Nb Cesiokenopyrochlore□Nb2(O,OH)6Cs1−x (x ∼ 0.20)
Nb Columbite-(Mn)Mn2+Nb2O6
CsCaesium
Cs Cesiokenopyrochlore□Nb2(O,OH)6Cs1−x (x ∼ 0.20)
Cs Rhodizite(K,Cs)Al4Be4(B,Be)12O28
Cs Londonite(Cs,K,Rb)Al4Be4(B,Be)12O28

References

Sort by

Year (asc) Year (desc) Author (A-Z) Author (Z-A)
Duparc, L., Wunder, M., and Sabot, R. (1910) Les minéraux des pegmatites des environs d'Antsirabe à Madagascar. Mémoires de la Société de Physique et d'Histoire Naturelle de Genève, 36, 3, 283-407.
Dini, A., Tonarini, S., Pezzotta, F., and De Vito, C. (2002) Boron isotopes study of borates and boro-silicates from Anjanabonoina and Tetezantsio pegmatites (central Madagascar). International Mineralogical Association, 18th General Meeting (Edinburgh), Program Abstract: 210.

Other Regions, Features and Areas containing this locality

Madagascar
Somali PlateTectonic Plate

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