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Volonandrongo (Volonondrongo), Mangataboahangy, Ambatofinandrahana, Amoron'i Mania, Madagascari
Regional Level Types
Volonandrongo (Volonondrongo)Quarry
MangataboahangyCommune
AmbatofinandrahanaDistrict
Amoron'i ManiaRegion
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:
~55km
Locality type:
Other Languages:
Malagasy:
Karieran'i Volonandrongo, Kaominin'i Mangataboahangy, Distrikan' Ambatofinandrahana, Faritra Amoron'i Mania, Madagasikara


Mispelled as "Volonondrongo" in Besaire (1966).
It was the first locality of phlogopite found in Madagascar. It was discovered by Rossi in 1912.

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


12 valid minerals.

Detailed Mineral List:

Actinolite
Formula: ☐{Ca2}{Mg4.5-2.5Fe0.5-2.5}(Si8O22)(OH)2
Reference: Lacroix, A. (1940): Les modifications mineralogiques secondaires du gisement de phlogopite de Volonandrongo ouest du massif central de Madagascar. Compte Rendus Hebdomadaires des Seances de l'Academie des Sciences 210(12): 425-429
Albite
Formula: Na(AlSi3O8)
Reference: Lacroix, A. (1922): Mineralogie de Madagascar, Tome I. Géologie-Minéralogie descriptive. A.Challamel (Éditeur), Paris. 624p (p.573)
'Amphibole Supergroup'
Formula: AX2Z5((Si,Al,Ti)8O22)(OH,F,Cl,O)2
Reference: Lacroix, A. (1940): Les modifications mineralogiques secondaires du gisement de phlogopite de Volonandrongo ouest du massif central de Madagascar. Compte Rendus Hebdomadaires des Seances de l'Academie des Sciences 210(12): 425-429; Behier, J. (1963): Carte mineralogique de Madagascar. Archive Service Geologique A. 1871
'Amphibole Supergroup var: Byssolite'
Formula: AX2Z5((Si,Al,Ti)8O22)(OH,F,Cl,O)2
Reference: Lacroix, A. (1940): Les modifications mineralogiques secondaires du gisement de phlogopite de Volonandrongo ouest du massif central de Madagascar. Compte Rendus Hebdomadaires des Seances de l'Academie des Sciences 210(12): 425-429; Behier, J. (1963): Carte mineralogique de Madagascar. Archive Service Geologique A. 1871
'Apatite'
Formula: Ca5(PO4)3(Cl/F/OH)
Reference: Besaire, H. (1966): Gites mineraux de Madagascar. Annales Géologiques de Madagascar XXXIV, Tananarive. p. 308
Clinozoisite
Formula: {Ca2}{Al3}(Si2O7)(SiO4)O(OH)
Description: A sample in the collection of Muséum de Paris, France, see http://webmineral.brgm.fr:8003/mineraux/ImageView.html?SYSID_IMAGE=7312&TARGET=MainEnd
Reference: Lacroix, A. (1940): Les modifications mineralogiques secondaires du gisement de phlogopite de Volonandrongo ouest du massif central de Madagascar. Compte Rendus Hebdomadaires des Seances de l'Academie des Sciences 210(12): 425-429; Behier, J. (1963): Carte mineralogique de Madagascar. Archive Service Geologique A. 1871
Clinozoisite var: Clinothulite
Formula: {Ca2}{Al3}(Si2O7)(SiO4)O(OH)
Reference: Jean Chervet collection
Diopside
Formula: CaMgSi2O6
Reference: Lacroix, A. (1922): Mineralogie de Madagascar, Tome I. Géologie-Minéralogie descriptive. A.Challamel (Éditeur), Paris. 624p (p.573)
Epidote
Formula: {Ca2}{Al2Fe3+}(Si2O7)(SiO4)O(OH)
Reference: Lacroix, A. (1922): Mineralogie de Madagascar, Tome I. Géologie-Minéralogie descriptive. A.Challamel (Éditeur), Paris. 624p (p.573)
'Heulandite subgroup'
Reference: Lacroix, A. (1940): Les modifications mineralogiques secondaires du gisement de phlogopite de Volonandrongo ouest du massif central de Madagascar. Compte Rendus Hebdomadaires des Seances de l'Academie des Sciences 210(12): 425-429; Behier, J. (1963): Carte mineralogique de Madagascar. Archive Service Geologique A. 1871
Molybdenite
Formula: MoS2
Reference: Besaire, H. (1966): Gites mineraux de Madagascar. Annales Géologiques de Madagascar XXXIV, Tananarive. p. 308
Muscovite
Formula: KAl2(AlSi3O10)(OH)2
Reference: Lacroix, A. (1922): Mineralogie de Madagascar, Tome I. Géologie-Minéralogie descriptive. A.Challamel (Éditeur), Paris. 624p (p.580)
Opal
Formula: SiO2 · nH2O
Reference: Behier, J. (1963): Carte mineralogique de Madagascar. Archive Service Geologique A. 1871
Phlogopite
Formula: KMg3(AlSi3O10)(OH)2
Reference: Behier, J. (1963): Carte mineralogique de Madagascar. Archive Service Geologique A. 1871
'Scapolite'
Description: large crystals up to 40 x 20 cm
Reference: Lacroix, A. (1922): Mineralogie de Madagascar, Tome I. Géologie-Minéralogie descriptive. A.Challamel (Éditeur), Paris. 624p (p.579)
Titanite
Formula: CaTi(SiO4)O
Reference: Behier, J. (1963): Carte mineralogique de Madagascar. Archive Service Geologique A. 1871
'Tourmaline'
Formula: A(D3)G6(Si6O18)(BO3)3X3Z
Description: According to Lacroix (1922) and Besaire (1966) this is a "tourmaline magnesienne" = dravite ??
Reference: Besaire, H. (1966): Gites mineraux de Madagascar. Annales Géologiques de Madagascar XXXIV, Tananarive. p. 308; Lacroix, A. (1922): Mineralogie de Madagascar, Tome I. Géologie-Minéralogie descriptive. A.Challamel (Éditeur), Paris. 624p (p.573)
Tremolite
Formula: ☐{Ca2}{Mg5}(Si8O22)(OH)2
Reference: Besaire, H. (1966): Gites mineraux de Madagascar. Annales Géologiques de Madagascar XXXIV, Tananarive. p. 308
Zoisite
Formula: Ca2Al3[Si2O7][SiO4]O(OH)
Reference: Collection Collection Musée National de la Geologie at Ampandrianomby in Antananarivo, Madagascar. Inventory # 9490
Zoisite var: Thulite
Formula: {Ca2}{Al,Mn3+3}(Si2O7)(SiO4)O(OH)
Reference: Collection Collection Musée National de la Geologie at Ampandrianomby in Antananarivo, Madagascar. Inventory # 9490

List of minerals arranged by Strunz 10th Edition classification

Group 2 - Sulphides and Sulfosalts
Molybdenite2.EA.30MoS2
Group 4 - Oxides and Hydroxides
Opal4.DA.10SiO2 · nH2O
Group 9 - Silicates
Actinolite9.DE.10☐{Ca2}{Mg4.5-2.5Fe0.5-2.5}(Si8O22)(OH)2
Albite9.FA.35Na(AlSi3O8)
Clinozoisite9.BG.05a{Ca2}{Al3}(Si2O7)(SiO4)O(OH)
var: Clinothulite9.BG.05a{Ca2}{Al3}(Si2O7)(SiO4)O(OH)
Diopside9.DA.15CaMgSi2O6
Epidote9.BG.05a{Ca2}{Al2Fe3+}(Si2O7)(SiO4)O(OH)
Muscovite9.EC.15KAl2(AlSi3O10)(OH)2
Phlogopite9.EC.20KMg3(AlSi3O10)(OH)2
Titanite9.AG.15CaTi(SiO4)O
Tremolite9.DE.10☐{Ca2}{Mg5}(Si8O22)(OH)2
Zoisite9.BG.10Ca2Al3[Si2O7][SiO4]O(OH)
var: Thulite9.BG.10{Ca2}{Al,Mn3+3}(Si2O7)(SiO4)O(OH)
Unclassified Minerals, Rocks, etc.
'Amphibole Supergroup'-AX2Z5((Si,Al,Ti)8O22)(OH,F,Cl,O)2
'var: Byssolite'-AX2Z5((Si,Al,Ti)8O22)(OH,F,Cl,O)2
'Apatite'-Ca5(PO4)3(Cl/F/OH)
'Heulandite subgroup'-
'Scapolite'-
'Tourmaline'-A(D3)G6(Si6O18)(BO3)3X3Z

List of minerals arranged by Dana 8th Edition classification

Group 2 - SULFIDES
AmBnXp, with (m+n):p = 1:2
Molybdenite2.12.10.1MoS2
Group 52 - NESOSILICATES Insular SiO4 Groups and O,OH,F,H2O
Insular SiO4 Groups and O, OH, F, and H2O with cations in [6] and/or >[6] coordination
Titanite52.4.3.1CaTi(SiO4)O
Group 58 - SOROSILICATES Insular, Mixed, Single, and Larger Tetrahedral Groups
Insular, Mixed, Single, and Larger Tetrahedral Groups with cations in [6] and higher coordination; single and double groups (n = 1, 2)
Clinozoisite58.2.1a.4{Ca2}{Al3}(Si2O7)(SiO4)O(OH)
Epidote58.2.1a.7{Ca2}{Al2Fe3+}(Si2O7)(SiO4)O(OH)
Zoisite58.2.1b.1Ca2Al3[Si2O7][SiO4]O(OH)
Group 65 - INOSILICATES Single-Width,Unbranched Chains,(W=1)
Single-Width Unbranched Chains, W=1 with chains P=2
Diopside65.1.3a.1CaMgSi2O6
Group 66 - INOSILICATES Double-Width,Unbranched Chains,(W=2)
Amphiboles - Mg-Fe-Mn-Li subgroup
Tremolite66.1.3a.1☐{Ca2}{Mg5}(Si8O22)(OH)2
Group 71 - PHYLLOSILICATES Sheets of Six-Membered Rings
Sheets of 6-membered rings with 2:1 layers
Muscovite71.2.2a.1KAl2(AlSi3O10)(OH)2
Phlogopite71.2.2b.1KMg3(AlSi3O10)(OH)2
Group 75 - TECTOSILICATES Si Tetrahedral Frameworks
Si Tetrahedral Frameworks - SiO2 with H2O and organics
Opal75.2.1.1SiO2 · nH2O
Group 76 - TECTOSILICATES Al-Si Framework
Al-Si Framework with Al-Si frameworks
Albite76.1.3.1Na(AlSi3O8)
Unclassified Minerals, Mixtures, etc.
Actinolite-☐{Ca2}{Mg4.5-2.5Fe0.5-2.5}(Si8O22)(OH)2
'Amphibole Supergroup'-AX2Z5((Si,Al,Ti)8O22)(OH,F,Cl,O)2
'var: Byssolite'-AX2Z5((Si,Al,Ti)8O22)(OH,F,Cl,O)2
'Apatite'-Ca5(PO4)3(Cl/F/OH)
Clinozoisite
var: Clinothulite
-{Ca2}{Al3}(Si2O7)(SiO4)O(OH)
'Heulandite subgroup'-
'Scapolite'-
'Tourmaline'-A(D3)G6(Si6O18)(BO3)3X3Z
Zoisite
var: Thulite
-{Ca2}{Al,Mn3+3}(Si2O7)(SiO4)O(OH)

List of minerals for each chemical element

HHydrogen
H PhlogopiteKMg3(AlSi3O10)(OH)2
H Clinozoisite{Ca2}{Al3}(Si2O7)(SiO4)O(OH)
H Epidote{Ca2}{Al2Fe3+}(Si2O7)(SiO4)O(OH)
H OpalSiO2 · nH2O
H Amphibole Supergroup (var: Byssolite)AX2Z5((Si,Al,Ti)8O22)(OH,F,Cl,O)2
H ApatiteCa5(PO4)3(Cl/F/OH)
H Tremolite☐{Ca2}{Mg5}(Si8O22)(OH)2
H Clinozoisite (var: Clinothulite){Ca2}{Al3}(Si2O7)(SiO4)O(OH)
H MuscoviteKAl2(AlSi3O10)(OH)2
H Zoisite (var: Thulite){Ca2}{Al,Mn33+}(Si2O7)(SiO4)O(OH)
H Actinolite☐{Ca2}{Mg4.5-2.5Fe0.5-2.5}(Si8O22)(OH)2
H Amphibole SupergroupAX2Z5((Si,Al,Ti)8O22)(OH,F,Cl,O)2
H ZoisiteCa2Al3[Si2O7][SiO4]O(OH)
BBoron
B TourmalineA(D3)G6(Si6O18)(BO3)3X3Z
OOxygen
O PhlogopiteKMg3(AlSi3O10)(OH)2
O Clinozoisite{Ca2}{Al3}(Si2O7)(SiO4)O(OH)
O Epidote{Ca2}{Al2Fe3+}(Si2O7)(SiO4)O(OH)
O TitaniteCaTi(SiO4)O
O OpalSiO2 · nH2O
O TourmalineA(D3)G6(Si6O18)(BO3)3X3Z
O DiopsideCaMgSi2O6
O Amphibole Supergroup (var: Byssolite)AX2Z5((Si,Al,Ti)8O22)(OH,F,Cl,O)2
O ApatiteCa5(PO4)3(Cl/F/OH)
O Tremolite☐{Ca2}{Mg5}(Si8O22)(OH)2
O AlbiteNa(AlSi3O8)
O Clinozoisite (var: Clinothulite){Ca2}{Al3}(Si2O7)(SiO4)O(OH)
O MuscoviteKAl2(AlSi3O10)(OH)2
O Zoisite (var: Thulite){Ca2}{Al,Mn33+}(Si2O7)(SiO4)O(OH)
O Actinolite☐{Ca2}{Mg4.5-2.5Fe0.5-2.5}(Si8O22)(OH)2
O Amphibole SupergroupAX2Z5((Si,Al,Ti)8O22)(OH,F,Cl,O)2
O ZoisiteCa2Al3[Si2O7][SiO4]O(OH)
FFluorine
F Amphibole Supergroup (var: Byssolite)AX2Z5((Si,Al,Ti)8O22)(OH,F,Cl,O)2
F ApatiteCa5(PO4)3(Cl/F/OH)
F Amphibole SupergroupAX2Z5((Si,Al,Ti)8O22)(OH,F,Cl,O)2
NaSodium
Na AlbiteNa(AlSi3O8)
MgMagnesium
Mg PhlogopiteKMg3(AlSi3O10)(OH)2
Mg DiopsideCaMgSi2O6
Mg Tremolite☐{Ca2}{Mg5}(Si8O22)(OH)2
Mg Actinolite☐{Ca2}{Mg4.5-2.5Fe0.5-2.5}(Si8O22)(OH)2
AlAluminium
Al PhlogopiteKMg3(AlSi3O10)(OH)2
Al Clinozoisite{Ca2}{Al3}(Si2O7)(SiO4)O(OH)
Al Epidote{Ca2}{Al2Fe3+}(Si2O7)(SiO4)O(OH)
Al Amphibole Supergroup (var: Byssolite)AX2Z5((Si,Al,Ti)8O22)(OH,F,Cl,O)2
Al AlbiteNa(AlSi3O8)
Al Clinozoisite (var: Clinothulite){Ca2}{Al3}(Si2O7)(SiO4)O(OH)
Al MuscoviteKAl2(AlSi3O10)(OH)2
Al Zoisite (var: Thulite){Ca2}{Al,Mn33+}(Si2O7)(SiO4)O(OH)
Al Amphibole SupergroupAX2Z5((Si,Al,Ti)8O22)(OH,F,Cl,O)2
Al ZoisiteCa2Al3[Si2O7][SiO4]O(OH)
SiSilicon
Si PhlogopiteKMg3(AlSi3O10)(OH)2
Si Clinozoisite{Ca2}{Al3}(Si2O7)(SiO4)O(OH)
Si Epidote{Ca2}{Al2Fe3+}(Si2O7)(SiO4)O(OH)
Si TitaniteCaTi(SiO4)O
Si OpalSiO2 · nH2O
Si TourmalineA(D3)G6(Si6O18)(BO3)3X3Z
Si DiopsideCaMgSi2O6
Si Amphibole Supergroup (var: Byssolite)AX2Z5((Si,Al,Ti)8O22)(OH,F,Cl,O)2
Si Tremolite☐{Ca2}{Mg5}(Si8O22)(OH)2
Si AlbiteNa(AlSi3O8)
Si Clinozoisite (var: Clinothulite){Ca2}{Al3}(Si2O7)(SiO4)O(OH)
Si MuscoviteKAl2(AlSi3O10)(OH)2
Si Zoisite (var: Thulite){Ca2}{Al,Mn33+}(Si2O7)(SiO4)O(OH)
Si Actinolite☐{Ca2}{Mg4.5-2.5Fe0.5-2.5}(Si8O22)(OH)2
Si Amphibole SupergroupAX2Z5((Si,Al,Ti)8O22)(OH,F,Cl,O)2
Si ZoisiteCa2Al3[Si2O7][SiO4]O(OH)
PPhosphorus
P ApatiteCa5(PO4)3(Cl/F/OH)
SSulfur
S MolybdeniteMoS2
ClChlorine
Cl Amphibole Supergroup (var: Byssolite)AX2Z5((Si,Al,Ti)8O22)(OH,F,Cl,O)2
Cl ApatiteCa5(PO4)3(Cl/F/OH)
Cl Amphibole SupergroupAX2Z5((Si,Al,Ti)8O22)(OH,F,Cl,O)2
KPotassium
K PhlogopiteKMg3(AlSi3O10)(OH)2
K MuscoviteKAl2(AlSi3O10)(OH)2
CaCalcium
Ca Clinozoisite{Ca2}{Al3}(Si2O7)(SiO4)O(OH)
Ca Epidote{Ca2}{Al2Fe3+}(Si2O7)(SiO4)O(OH)
Ca TitaniteCaTi(SiO4)O
Ca DiopsideCaMgSi2O6
Ca ApatiteCa5(PO4)3(Cl/F/OH)
Ca Tremolite☐{Ca2}{Mg5}(Si8O22)(OH)2
Ca Clinozoisite (var: Clinothulite){Ca2}{Al3}(Si2O7)(SiO4)O(OH)
Ca Zoisite (var: Thulite){Ca2}{Al,Mn33+}(Si2O7)(SiO4)O(OH)
Ca Actinolite☐{Ca2}{Mg4.5-2.5Fe0.5-2.5}(Si8O22)(OH)2
Ca ZoisiteCa2Al3[Si2O7][SiO4]O(OH)
TiTitanium
Ti TitaniteCaTi(SiO4)O
Ti Amphibole Supergroup (var: Byssolite)AX2Z5((Si,Al,Ti)8O22)(OH,F,Cl,O)2
Ti Amphibole SupergroupAX2Z5((Si,Al,Ti)8O22)(OH,F,Cl,O)2
MnManganese
Mn Zoisite (var: Thulite){Ca2}{Al,Mn33+}(Si2O7)(SiO4)O(OH)
FeIron
Fe Epidote{Ca2}{Al2Fe3+}(Si2O7)(SiO4)O(OH)
Fe Actinolite☐{Ca2}{Mg4.5-2.5Fe0.5-2.5}(Si8O22)(OH)2
MoMolybdenum
Mo MolybdeniteMoS2

References

Sort by

Year (asc) Year (desc) Author (A-Z) Author (Z-A)
Lacroix, A. (1940): Les modifications mineralogiques secondaires du gisement de phlogopite de Volonandrongo ouest du massif central de Madagascar. Compte Rendus Hebdomadaires des Seances de l'Academie des Sciences 210(12): 425-429
Lacroix, A. (1922): Mineralogie de Madagascar, Tome I. Géologie-Minéralogie descriptive. A.Challamel (Éditeur), Paris. 624p (p.573)
Behier, J. (1963): Carte mineralogique de Madagascar. Archive Service Geologique A. 1871
White, W. B & Keester, K. L: (1966): Optical absorption spectra of iron in the rockforming silicates. American Mineralogist 51: 774-791 [ with a spectrographic analysis of diopside from Volonandrongo]
Besaire, H. (1966): Gites mineraux de Madagascar. Annales Géologiques de Madagascar XXXIV, Tananarive. p. 308

Other Regions, Features and Areas containg this locality

Madagascar
Somali PlateTectonic Plate

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