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Benenitra, Atsimo-Andrefana, Madagascari
Regional Level Types
BenenitraDistrict
Atsimo-AndrefanaRegion
MadagascarCountry

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Key
Locality type:
Other Languages:
French:
Benenitra, Atsimo-Andrefana, Madagascar
Italian:
Benenitra, regione di Atsimo-Andrefana, Madagascar
Malagasy:
Distrikan'i Benenitra, Faritr' Atsimo Andrefana, Madagasikara
Simplified Chinese:
貝內尼特拉, 阿齊莫-安德列發那區, 马达加斯加
Dutch:
Benenitra, Atsimo-Andrefana, Madagaskar
Swedish:
Benenitra, Atsimo-Andrefanaregionen, Madagaskar


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Standard Detailed Strunz Dana Chemical Elements

Commodity List

This is a list of exploitable or exploited mineral commodities recorded from this region.


Mineral List

Mineral list contains entries from the region specified including sub-localities

36 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!

Rock list contains entries from the region specified including sub-localities

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Alphabetical List Tree Diagram

Detailed Mineral List:

Anorthite
Formula: Ca(Al2Si2O8)
Reference: Lacroix, A. (1922): Mineralogie de Madagascar, Tome I. Géologie-Minéralogie descriptive. A.Challamel (Éditeur), Paris. 624p (p.577)
Anorthite var: Labradorite
Formula: (Ca,Na)[Al(Al,Si)Si2O8]
Reference: Lacroix, A. (1922): Mineralogie de Madagascar, Tome I. Géologie-Minéralogie descriptive. A.Challamel (Éditeur), Paris. 624p (p.577)
Aurichalcite
Formula: (Zn,Cu)5(CO3)2(OH)6
Reference: Behier, J. (1963): Carte mineralogique de Madagascar. Archive Service Géologique Madagascar. A 1871
Azurite
Formula: Cu3(CO3)2(OH)2
Baryte
Formula: BaSO4
Reference: Andrianjakavah et al.;(2009): Proximal and distal styles of pegmatite-related metasomatic emerald mineralization at Ianapera, southern Madagascar. Mineralium Deposita, 44 : 817-835
'Bastnäsite'
Reference: Andrianjakavah et al.;(2009): Proximal and distal styles of pegmatite-related metasomatic emerald mineralization at Ianapera, southern Madagascar. Mineralium Deposita, 44 : 817-835
Beryl
Formula: Be3Al2(Si6O18)
Reference: Marchand, P.(1995): Situation géologique des émeraudes de Ianapera, province de Tuléar (Madagascar. Revue de Gemmologie AFG. 124:13–16
Beryl var: Emerald
Formula: Be3Al2(Si6O18)
Reference: Marchand, P.(1995): Situation géologique des émeraudes de Ianapera, province de Tuléar (Madagascar. Revue de Gemmologie AFG. 124:13–16
Chalcanthite
Formula: CuSO4 · 5H2O
Reference: -Behier, J. (1963): Carte mineralogique de Madagascar. Archive Service Gélogique Madagascar. A 1871 /Behier, J. (1960): Contribution á la mineralogie de Madagascar. Annales Géologiques de Madagascar XXIX, Tananarive. p 24
Chalcocite
Formula: Cu2S
Chalcopyrite
Formula: CuFeS2
'Chlorite Group'
Reference: Groat, L.A., Giuliani, G., Marshall, D.D., and Turner, D. (2008): Ore Geology Reviews 34, 87-112.
Chrysocolla
Formula: Cu2-xAlx(H2-xSi2O5)(OH)4 · nH2O
Description: As an outer alteration of azurite nodules
Reference: Behier, J. (1960): Contribution á la mineralogie de Madagascar. Annales Géologiques de Madagascar XXIX, Tananarive. p 28
Chrysotile
Formula: Mg3(Si2O5)(OH)4
Clintonite
Formula: Ca(Mg,Al)3(Al3SiO10)(OH)2
Reference: Nicollet, Christian (1985) Thèse d'Etat. Clermont Fd, 350pp.; Nicollet, Christian (1990) In Granulites and Crustal Differentiation (Vielzeuf, D. and Vidal, P., eds.), Kluwer Academic publishers, in press.; Nicollet, Christian (1990) Occurrences of grandidierite, serendibite and tourmaline near Ihosy, southern Madagascar. Mineralogical Magazine, vol. 54, n° 374, pp. 131-133.
Corundum
Formula: Al2O3
Reference: Behier, J. (1960): Contribution á la Minéralogie de Madagascar. Annales Géologiques de Madagascar XXIX, Tananarive
Cuprite
Formula: Cu2O
Reference: -Behier, J. (1963): Carte mineralogique de Madagascar. Archive Service Gélogique Madagascar. A 1871
Dolomite
Formula: CaMg(CO3)2
Reference: Vapnik,Ye. et al. (2006) Formation of emeralds at pegmatite-ultramafic contacts based on fluid inclusions in Kianjavato emerald, Mananjary deposits, Madagascar. Mineralogical Magazine, 70 (2): 141-158
Dravite
Formula: Na(Mg3)Al6(Si6O18)(BO3)3(OH)3(OH)
Reference: Andrianjakavah, P.R., Salvi, S., Béziat, D., Rakotondrazafy, M. and Giuliani, G. (2009) Proximal and distal styles of pegmatite-related metasomatic emerald mineralization at Ianapera, southern Madagascar. Mineralium Deposita, 44: 817-835.
Fluorite
Formula: CaF2
Reference: Behier, J. (1963): Carte mineralogique de Madagascar. Archive Service Géologique Madagascar. A 1871
Hydrozincite
Formula: Zn5(CO3)2(OH)6
Reference: -Behier, J. (1963): Carte mineralogique de Madagascar. Archive Service Gélogique Madagascar. A 1871
Jarosite
Formula: KFe3+ 3(SO4)2(OH)6
Reference: -Behier, J. (1963): Carte mineralogique de Madagascar. Archive Service Gélogique Madagascar. A 1871
'K Feldspar'
Reference: Andrianjakavah et al.;(2009): Proximal and distal styles of pegmatite-related metasomatic emerald mineralization at Ianapera, southern Madagascar. Mineralium Deposita, 44 : 817-835
'Limonite'
Formula: (Fe,O,OH,H2O)
Reference: -Behier, J. (1963): Carte mineralogique de Madagascar. Archive Service Gélogique Madagascar. A 1871
Magnesio-hornblende
Formula: ☐{Ca2}{Mg4Al}(AlSi7O22)(OH)2
Reference: Andrianjakavah, P.R., Salvi, S., Béziat, D., Rakotondrazafy, M. and Giuliani, G. (2009) Proximal and distal styles of pegmatite-related metasomatic emerald mineralization at Ianapera, southern Madagascar. Mineralium Deposita, 44: 817-835.
Magnesite
Formula: MgCO3
Reference: Behier, J. (1963): Carte mineralogique de Madagascar. Archive Service Géologique Madagascar. A 1871
Malachite
Formula: Cu2(CO3)(OH)2
Molybdenite
Formula: MoS2
Reference: Behier, J. (1960): Contribution á la mineralogie de Madagascar. Annales Géologiques de Madagascar XXIX, Tananarive, p.58
'Monazite'
Reference: Andrianjakavah et al.;(2009): Proximal and distal styles of pegmatite-related metasomatic emerald mineralization at Ianapera, southern Madagascar. Mineralium Deposita, 44 : 817-835
Nahcolite
Formula: NaHCO3
Reference: Vapnik, Y.E., Sabot, B., and Moroz, I. (2003): Fluid Inclusions in Ianapera Emerald, Southern Madagascar. Acta Mineralogica-Petrographica, Abstract Series 2, Szeged, 2003.
Phenakite
Formula: Be2SiO4
Reference: Andrianjakavah et al.;(2009): Proximal and distal styles of pegmatite-related metasomatic emerald mineralization at Ianapera, southern Madagascar. Mineralium Deposita, 44 : 817-835
Phlogopite
Formula: KMg3(AlSi3O10)(OH)2
Reference: http://www.the-conference.com/JConfAbs/6/OS06.pdf; Andrianjakavah, P. R. et al. (2009): Mineralium Deposita 44, 817-835.
Pyrite
Formula: FeS2
Pyrrhotite
Formula: Fe7S8
Reference: Behier, J. (1960): Contribution á la mineralogie de Madagascar. Annales Géologiques de Madagascar XXIX, Tananarive, p.58
Quartz
Formula: SiO2
Reference: Groat, L.A., Giuliani, G., Marshall, D.D., and Turner, D. (2008): Ore Geology Reviews 34, 87-112.; Andrianjakavah, P. R. et al. (2009): Mineralium Deposita 44, 817-835.
Rosasite
Formula: (Cu,Zn)2(CO3)(OH)2
Habit: Ddistinct crystals formingg smal rosette-like aggregates, crust concisting og spherelike aggregates
Colour: Pale blue, pale bluishgreen
Reference: Behier, J. (1960): Contribution á la mineralogie de Madagascar. Annales Géologiques de Madagascar XXIX, Tananarive, p.58
Rutile
Formula: TiO2
Reference: Vapnik,Ye. et al. (2006) Formation of emeralds at pegmatite-ultramafic contacts based on fluid inclusions in Kianjavato emerald, Mananjary deposits, Madagascar. Mineralogical Magazine, 70 (2): 141-158
'Scapolite'
Reference: Andrianjakavah et al.;(2009): Proximal and distal styles of pegmatite-related metasomatic emerald mineralization at Ianapera, southern Madagascar. Mineralium Deposita, 44 : 817-835
Schorl
Formula: Na(Fe2+3)Al6(Si6O18)(BO3)3(OH)3(OH)
Reference: Andrianjakavah, P.R., Salvi, S., Béziat, D., Rakotondrazafy, M. and Giuliani, G. (2009) Proximal and distal styles of pegmatite-related metasomatic emerald mineralization at Ianapera, southern Madagascar. Mineralium Deposita, 44: 817-835.
Serendibite
Formula: Ca4[Mg6Al6]O4[Si6B3Al3O36]
Colour: Prussian blue
Description: in a calc-silicate rock associated with clintonite clinopyroxenites
Reference: www.handbookofmineralogy.org/pdfs/Serendibite.PDF; Nicollet, Christian (1985) Thèse d'Etat. Clermont Fd, 350pp.; Nicollet, Christian (1990) In Granulites and Crustal Differentiation (Vielzeuf, D. and Vidal, P., eds.), Kluwer Academic publishers, in press.; Nicollet, C. (1990) Occurrences of grandidierite, serendibite and tourmaline near Ihosy, southern Madagascar. Mineralogical Magazine, vol. 54, n° 374, 131-133.
'Serpentine Subgroup'
Formula: D3[Si2O5](OH)4 D = Mg, Fe, Ni, Mn, Al, Zn
Sphalerite
Formula: ZnS
Reference: -Behier, J. (1963): Carte mineralogique de Madagascar. Archive Service Gélogique Madagascar. A 1871
Talc
Formula: Mg3Si4O10(OH)2
Reference: Groat, L.A., Giuliani, G., Marshall, D.D., and Turner, D. (2008): Ore Geology Reviews 34, 87-112.
'Tourmaline'
Formula: A(D3)G6(Si6O18)(BO3)3X3Z
Reference: Groat, L.A., Giuliani, G., Marshall, D.D., and Turner, D. (2008): Ore Geology Reviews 34, 87-112.
Tremolite
Formula: ☐{Ca2}{Mg5}(Si8O22)(OH)2
Reference: Groat, L.A., Giuliani, G., Marshall, D.D., and Turner, D. (2008): Ore Geology Reviews 34, 87-112.
Zircon
Formula: Zr(SiO4)
Reference: Andrianjakavah et al.;(2009): Proximal and distal styles of pegmatite-related metasomatic emerald mineralization at Ianapera, southern Madagascar. Mineralium Deposita, 44 : 817-835

List of minerals arranged by Strunz 10th Edition classification

<
Group 2 - Sulphides and Sulfosalts
Chalcocite2.BA.05Cu2S
Chalcopyrite2.CB.10aCuFeS2