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Androvakely, Mangarano, Antsirabe II, Vakinankaratra, Madagascari
Regional Level Types
AndrovakelyPegmatite
MangaranoCommune
Antsirabe IIDistrict
VakinankaratraRegion
MadagascarCountry

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Name in Malagasy:Androvakely, Kaominin'i Mangarano, Distrikan' Antsirabe II, Vakinankaratra, Madagasikara
Location is approximate, estimate based on other nearby localities.
 
Latitude & Longitude (WGS84): 19° South , 46° East (est.)
Margin of Error:~9km
Locality type:Pegmatite
Köppen climate type:Cwb : Subtropical highland climate or temperate oceanic climate with dry winters
Other/historical names associated with this locality:Sahatany pegmatite field


A granite pegmatite situated 1400m SE of Mt Vavatany and 850m of the village of Reninoro, between the Sahama Stream and the Malakialina and Upper Sahatany Streams.

Rakotoarison (1964) locality nr 6. (Map coordinates: X= 677.600 Y= 453.000).

Regions containing this locality

Somali Plate (Somalia Plate)Plate
Antananarivo Province, MadagascarProvince (Abolished)
Sahatany Pegmatite Field (Mt Ibity area), MadagascarPegmatite Field

Select Mineral List Type

Standard Detailed Strunz Dana Chemical Elements

Commodity List

This is a list of exploitable or exploited mineral commodities recorded at this locality.


Mineral List


2 valid minerals.

Rock Types Recorded

Note: this is a very new system on mindat.org and 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:

'Biotite'
Quartz
Formula: SiO2
Quartz var: Rose Quartz
Formula: SiO2
Schorl
Formula: Na(Fe2+3)Al6(Si6O18)(BO3)3(OH)3(OH)
'Tourmaline'
Formula: A(D3)G6(T6O18)(BO3)3X3Z

List of minerals arranged by Strunz 10th Edition classification

Group 4 - Oxides and Hydroxides
Quartz4.DA.05SiO2
var: Rose Quartz4.DA.05SiO2
Group 9 - Silicates
Schorl9.CK.05Na(Fe2+3)Al6(Si6O18)(BO3)3(OH)3(OH)
Unclassified Minerals, Rocks, etc.
'Biotite'-
'Tourmaline'-A(D3)G6(T6O18)(BO3)3X3Z

List of minerals arranged by Dana 8th Edition classification

Group 61 - CYCLOSILICATES Six-Membered Rings
Six-Membered Rings with borate groups
Schorl61.3.1.10Na(Fe2+3)Al6(Si6O18)(BO3)3(OH)3(OH)
Group 75 - TECTOSILICATES Si Tetrahedral Frameworks
Si Tetrahedral Frameworks - SiO2 with [4] coordinated Si
Quartz75.1.3.1SiO2
Unclassified Minerals, Mixtures, etc.
'Biotite'-
Quartz
var: Rose Quartz
-SiO2
'Tourmaline'-A(D3)G6(T6O18)(BO3)3X3Z

List of minerals for each chemical element

HHydrogen
H SchorlNa(Fe32+)Al6(Si6O18)(BO3)3(OH)3(OH)
BBoron
B TourmalineA(D3)G6(T6O18)(BO3)3X3Z
B SchorlNa(Fe32+)Al6(Si6O18)(BO3)3(OH)3(OH)
OOxygen
O QuartzSiO2
O Quartz (var: Rose Quartz)SiO2
O TourmalineA(D3)G6(T6O18)(BO3)3X3Z
O SchorlNa(Fe32+)Al6(Si6O18)(BO3)3(OH)3(OH)
NaSodium
Na SchorlNa(Fe32+)Al6(Si6O18)(BO3)3(OH)3(OH)
AlAluminium
Al SchorlNa(Fe32+)Al6(Si6O18)(BO3)3(OH)3(OH)
SiSilicon
Si QuartzSiO2
Si Quartz (var: Rose Quartz)SiO2
Si SchorlNa(Fe32+)Al6(Si6O18)(BO3)3(OH)3(OH)
FeIron
Fe SchorlNa(Fe32+)Al6(Si6O18)(BO3)3(OH)3(OH)

References

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Year (asc) Year (desc) Author (A-Z) Author (Z-A)
Rakotoarison, W. (1964) Les pegmatites de la Sahatany. Archive du Service Géologique Madagascar. A.1983, p.1-39


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