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Manivitsy, Mahasoa Est Commune, Betroka District, Anosy Region (Fort Dauphin Region), Tuléar Province (Toliara), Madagascar

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Location is approximate, estimate based on other nearby localities.
 
Latitude & Longitude (WGS84): 23° South , 45° East (est.)
Margin of Error:~20km
Köppen climate type:Cfa : Humid subtropical climate
Name(s) in local language(s):Manivitsy, Kaominin' i Mahasoa Atsinanana, Distrikan'i Betroka, Faritra Anosy, Faritanin'i Toliary, Madagasikara


Located 2 km of Isakoa near Itrongay (Lacroix 1939). Lacroix (1939) examined a sample of cordierite collected by Savornin from this locality and found the prescence of kornerupine.

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Standard Detailed Strunz Dana Chemical Elements

Mineral List


7 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!

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Alphabetical List Tree Diagram

Detailed Mineral List:

'Albite-Anorthite Series'
Reference: Lacroix , A. (1939): Observation sur quelques minéraux de Madagascar. Bulletin de la Société française de minéralogie. 62: 300-309
'Biotite'
Reference: Lacroix , A. (1939): Observation sur quelques minéraux de Madagascar. Bulletin de la Société française de minéralogie. 62: 300-309
Cordierite
Formula: (Mg,Fe)2Al3(AlSi5O18)
Reference: Lacroix , A. (1939): Observation sur quelques minéraux de Madagascar. Bulletin de la Société française de minéralogie. 62: 300-309; Vry, J.K., Brown, P. E., Valley, J. W. (1990): Cordierite volatile content and the role of CO2 in high-grade metamorphism. American Mineralogist. 75: 71-88
Corundum
Formula: Al2O3
Reference: Vry, J.K., Brown, P. E., Valley, J. W. (1990): Cordierite volatile content and the role of CO2 in high-grade metamorphism. American Mineralogist. 75: 71-88
Grandidierite
Formula: (Mg,Fe2+)(Al,Fe3+)3(SiO4)(BO3)O2
Reference: Vry, J.K., Brown, P. E., Valley, J. W. (1990): Cordierite volatile content and the role of CO2 in high-grade metamorphism. American Mineralogist. 75: 71-88
'Granulite'
Reference: Vry, J.K., Brown, P. E., Valley, J. W. (1990): Cordierite volatile content and the role of CO2 in high-grade metamorphism. American Mineralogist. 75: 71-88
Hercynite
Formula: Fe2+Al2O4
Reference: Lacroix , A. (1939): Observation sur quelques minéraux de Madagascar. Bulletin de la Société française de minéralogie. 62: 300-309
Kornerupine
Formula: Mg3Al6(Si,Al,B)5O21(OH)
Reference: Lacroix , A. (1939): Observation sur quelques minéraux de Madagascar. Bulletin de la Société française de minéralogie. 62: 300-309
Sillimanite
Formula: Al2(SiO4)O
Reference: Vry, J.K., Brown, P. E., Valley, J. W. (1990): Cordierite volatile content and the role of CO2 in high-grade metamorphism. American Mineralogist. 75: 71-88
Zircon
Formula: Zr(SiO4)
Reference: Lacroix , A. (1939): Observation sur quelques minéraux de Madagascar. Bulletin de la Société française de minéralogie. 62: 300-309

List of minerals arranged by Strunz 10th Edition classification

Group 4 - Oxides and Hydroxides
'Corundum'4.CB.05Al2O3
'Hercynite'4.BB.05Fe2+Al2O4
Group 9 - Silicates
'Cordierite'9.CJ.10(Mg,Fe)2Al3(AlSi5O18)
'Grandidierite'9.AJ.05(Mg,Fe2+)(Al,Fe3+)3(SiO4)(BO3)O2
'Kornerupine'9.BJ.50Mg3Al6(Si,Al,B)5O21(OH)
'Sillimanite'9.AF.05Al2(SiO4)O
'Zircon'9.AD.30Zr(SiO4)
Unclassified Minerals, Rocks, etc.
'Albite-Anorthite Series'-
'Biotite'-
'Granulite'-

List of minerals arranged by Dana 8th Edition classification

Group 4 - SIMPLE OXIDES
A2X3
Corundum4.3.1.1Al2O3
Group 7 - MULTIPLE OXIDES
AB2X4
Hercynite7.2.1.3Fe2+Al2O4
Group 51 - NESOSILICATES Insular SiO4 Groups Only
Insular SiO4 Groups Only with cations in >[6] coordination
Zircon51.5.2.1Zr(SiO4)
Group 52 - NESOSILICATES Insular SiO4 Groups and O,OH,F,H2O
Insular SiO4 Groups and O, OH, F, and H2O with cations in [4] and >[4] coordination
Sillimanite52.2.2a.1Al2(SiO4)O
Group 54 - NESOSILICATES Borosilicates and Some Beryllosilicates
Borosilicates and Some Beryllosilicates with (BO3)
Grandidierite54.1.1.1(Mg,Fe2+)(Al,Fe3+)3(SiO4)(BO3)O2
Group 58 - SOROSILICATES Insular, Mixed, Single, and Larger Tetrahedral Groups
Insular, Mixed, Single, and Larger Tetrahedral Groups with cations in [4] and higher coordination; single and double groups (n=1, 2)
Kornerupine58.1.1.1Mg3Al6(Si,Al,B)5O21(OH)
Group 61 - CYCLOSILICATES Six-Membered Rings
Six-Membered Rings with Al substituted rings
Cordierite61.2.1.1(Mg,Fe)2Al3(AlSi5O18)
Unclassified Minerals, Rocks, etc.
'Albite-Anorthite Series'-
'Biotite'-
'Granulite'-

List of minerals for each chemical element

HHydrogen
H KornerupineMg3Al6(Si,Al,B)5O21(OH)
BBoron
B Grandidierite(Mg,Fe2+)(Al,Fe3+)3(SiO4)(BO3)O2
B KornerupineMg3Al6(Si,Al,B)5O21(OH)
OOxygen
O Cordierite(Mg,Fe)2Al3(AlSi5O18)
O CorundumAl2O3
O Grandidierite(Mg,Fe2+)(Al,Fe3+)3(SiO4)(BO3)O2
O HercyniteFe2+Al2O4
O KornerupineMg3Al6(Si,Al,B)5O21(OH)
O SillimaniteAl2(SiO4)O
O ZirconZr(SiO4)
MgMagnesium
Mg Cordierite(Mg,Fe)2Al3(AlSi5O18)
Mg Grandidierite(Mg,Fe2+)(Al,Fe3+)3(SiO4)(BO3)O2
Mg KornerupineMg3Al6(Si,Al,B)5O21(OH)
AlAluminium
Al Cordierite(Mg,Fe)2Al3(AlSi5O18)
Al CorundumAl2O3
Al Grandidierite(Mg,Fe2+)(Al,Fe3+)3(SiO4)(BO3)O2
Al HercyniteFe2+Al2O4
Al KornerupineMg3Al6(Si,Al,B)5O21(OH)
Al SillimaniteAl2(SiO4)O
SiSilicon
Si Cordierite(Mg,Fe)2Al3(AlSi5O18)
Si Grandidierite(Mg,Fe2+)(Al,Fe3+)3(SiO4)(BO3)O2
Si KornerupineMg3Al6(Si,Al,B)5O21(OH)
Si SillimaniteAl2(SiO4)O
Si ZirconZr(SiO4)
FeIron
Fe Cordierite(Mg,Fe)2Al3(AlSi5O18)
Fe Grandidierite(Mg,Fe2+)(Al,Fe3+)3(SiO4)(BO3)O2
Fe HercyniteFe2+Al2O4
ZrZirconium
Zr ZirconZr(SiO4)

References

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Year (asc) Year (desc) Author (A-Z) Author (Z-A)
Lacroix , A. (1939): Observation sur quelques minéraux de Madagascar. Bulletin de la Société française de minéralogie. 62: 300-309
Vry, J.K., Brown, P. E., Valley, J. W. (1990): Cordierite volatile content and the role of CO2 in high-grade metamorphism. American Mineralogist. 75: 71-88 [Sample of cordierite from Manivitsy used in the study]

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