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Horombe Region, Fianarantsoa Province, Madagascar

StandardDetailedBy ChemistryMineral Photos (50)Search GoogleMineral Report for Region

(Faritra Horombe, Faritany Fianarantsoa, Madagasikara)


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


Mineral List:
  		•  Albite
    Na[AlSi
     
    3
    		O
     
    8
    		]
    Description: Also found as inclusions in sapphire.
    Reference: [Rakotondrazafy, A.F.M., Giuliani, G., Ohnenstetter, D., Fallick, A.E., Rakotosamizanany, S., Andriamamonjy, A., Ralantoarison, T., Razanatseheno, M., Offant, Y., Garnier, V., Maluski, H., Dunaigre, C., Schwarz, D., and Ratrimo, V. (2008): Ore Geology Reviews 34, 134-154.]
  		•  'Albite-Anorthite Series'
    Reference: [Giuliani, G., Fallick, A., Rakotondrazafy, M., Ohnenstetter, D., Andriamamonjy, A., Ralantoarison, T., Rakotosamizanany, S., Razanatseheno, M., Offant, Y., Garnier, V., Dunaigre, C., Schwarz, D., Mercier, A., Ratrimo, V., and Ralison, B. (2007): Mineralium Deposita 42, 251-270.]
  		•  Almandine
    Fe
    2+
    3
    		Al
     
    2
    		[SiO
     
    4
    		]
     
    3
    Reference: [Behier, J. (1963): Carte mineralogique de Madagascar. Archive Service Géologique Madagascar. A 1871]
  		•  'Almandine-Pyrope Series'
    Colour: transparent
    Description: "star garnet" materiale displaying asterism
    Reference: [Schmetzer, K., Glas, M. & Bernhardt, H-J. (2002): Sterngranate aus Madagaskar. Lapis 27 (2), 20-27]
  		•  'Amphibole Group'
    Colour: green
    Description: rock-forming
    Reference: [Nicollet, Christian (1990): Occurences of grandidierite, serendibite and tourmaline near Ihosy, southern Madagascar. Mineralogical Magazine 54: 131-133]
  		•  Andalusite
    Al
     
    2
    		[O|SiO
     
    4
    		]
    Reference: [Giuliani, G., Fallick, A., Rakotondrazafy, M., Ohnenstetter, D., Andriamamonjy, A., Ralantoarison, T., Rakotosamizanany, S., Razanatseheno, M., Offant, Y., Garnier, V., Dunaigre, C., Schwarz, D., Mercier, A., Ratrimo, V., and Ralison, B. (2007): Mineralium Deposita 42, 251-270.]
  		•  Anorthite
    Ca[Al
     
    2
    		Si
     
    2
    		O
     
    8
    		]
    Reference: [B. Devouard et al. : "Occurrence of musgravite in anorthite-corundum-spinel-sapphirine rocks ("sakenites") from South Madagascar : Evidence for a high-grade metasomatic event". 18th General Meeting of the IMA, Sept. 2002, Edinburgh, Scotland.]
  		•  'Apatite'
    Reference: [Nicollet, Christian (1990): Occurences of grandidierite, serendibite and tourmaline near Ihosy, southern Madagascar. Mineralogical Magazine 54: 131-133]
  		•  Baryte
    BaSO
     
    4
    Description: Inclusions in sapphire.
    Reference: [Rakotondrazafy, A.F.M., Giuliani, G., Ohnenstetter, D., Fallick, A.E., Rakotosamizanany, S., Andriamamonjy, A., Ralantoarison, T., Razanatseheno, M., Offant, Y., Garnier, V., Maluski, H., Dunaigre, C., Schwarz, D., and Ratrimo, V. (2008): Ore Geology Reviews 34, 134-154.]
  		•  Beryl
    Be
     
    3
    		Al
     
    2
    		Si
     
    6
    		O
     
    18
    Reference: [http://www.minsocam.org/MSA/Special/Pig/PIG_articles/Madagascar_txt.pdf]
    Site Photo
    Ihosy District, Horombe Region, Fianarantsoa Province, Madagascar
    © Arliguie M
  		•  Biotite
    Reference: [Giuliani, G., Fallick, A., Rakotondrazafy, M., Ohnenstetter, D., Andriamamonjy, A., Ralantoarison, T., Rakotosamizanany, S., Razanatseheno, M., Offant, Y., Garnier, V., Dunaigre, C., Schwarz, D., Mercier, A., Ratrimo, V., and Ralison, B. (2007): Mineralium Deposita 42, 251-270.]
  		•  Calcite
    CaCO
     
    3
    Reference: [Nicollet, Christian (1990): Occurences of grandidierite, serendibite and tourmaline near Ihosy, southern Madagascar. Mineralogical Magazine 54: 131-133]
  		•  Cheralite
    (Ca,Ce)(Th,Ce)[PO
     
    4
    		]
     
    2
    Description: Inclusions in sapphire.
    Reference: [Rakotondrazafy, A.F.M., Giuliani, G., Ohnenstetter, D., Fallick, A.E., Rakotosamizanany, S., Andriamamonjy, A., Ralantoarison, T., Razanatseheno, M., Offant, Y., Garnier, V., Maluski, H., Dunaigre, C., Schwarz, D., and Ratrimo, V. (2008): Ore Geology Reviews 34, 134-154.]
  		•  Chrysoberyl
    BeAl
     
    2
    		O
     
    4
    Reference: [http://www.minsocam.org/MSA/Special/Pig/PIG_articles/Madagascar_txt.pdf]
  		•  Chrysoberyl
    var: Alexandrite
    Reference: [Giuliani, G., Fallick, A., Rakotondrazafy, M., Ohnenstetter, D., Andriamamonjy, A., Ralantoarison, T., Rakotosamizanany, S., Razanatseheno, M., Offant, Y., Garnier, V., Dunaigre, C., Schwarz, D., Mercier, A., Ratrimo, V., and Ralison, B. (2007): Mineralium Deposita 42, 251-270.]
  		•  'Clinopyroxene Subgroup'
    Reference: [Nicollet, Christian (1990): Occurences of grandidierite, serendibite and tourmaline near Ihosy, southern Madagascar. Mineralogical Magazine 54: 131-133]
  		•  Cordierite
    (Mg,Fe)
     
    2
    		Al
     
    4
    		Si
     
    5
    		O
     
    18
    Reference: []
  		•  Corundum
    Al
     
    2
    		O
     
    3
    Reference: [Jordi Fabre]
    Site Photo
    Horombe Region, Fianarantsoa Province, Madagascar
    © Dan Weinrich
  		•  Corundum
    var: Ruby
    Al
     
    2
    		O
     
    3
    Reference: []
    Site Photo
    Zazafotsy Quarry, Ambahatraso, Amboarohy, Ihosy, Ihosy District, Horombe region, Fianarantsoa Province, Madagascar
    © GiovanniFraccaro
  		•  Corundum
    var: Sapphire
    Al
     
    2
    		O
     
    3
    Reference: [Schmetzer, K.(1999): Rubine und verschiedenfarbige Saphire aus Ilakaka, Madagaskar. Lapis 24(6), 46-47]
    Site Photo
    Zazafotsy Quarry, Ambahatraso, Amboarohy, Ihosy, Ihosy District, Horombe region, Fianarantsoa Province, Madagascar
    © Rob Lavinsky
  		•  Diaspore
    AlO(OH)
    Description: Inclusions in sapphire.
    Reference: [Rakotondrazafy, A.F.M., Giuliani, G., Ohnenstetter, D., Fallick, A.E., Rakotosamizanany, S., Andriamamonjy, A., Ralantoarison, T., Razanatseheno, M., Offant, Y., Garnier, V., Maluski, H., Dunaigre, C., Schwarz, D., and Ratrimo, V. (2008): Ore Geology Reviews 34, 134-154.]
  		•  Diopside
    CaMg[Si
     
    2
    		O
     
    6
    		]
    Description: an aluminous variety
    Reference: [Nicollet, Christian (1990): Occurences of grandidierite, serendibite and tourmaline near Ihosy, southern Madagascar. Mineralogical Magazine 54: 131-133]
  		•  Dravite
    [Na][Mg
     
    3
    		][Al
     
    6
    		][(OH)
     
    3
    		|OH|(BO
     
    3
    		)
     
    3
    		|Si
     
    6
    		O
     
    18
    		]
    Description: Reported as "tourmaline magnésienne"
    Reference: [Behier, J. (1963): Carte mineralogique de Madagascar. Archive Service Géologique Madagascar. A 1871]
  		•  Edenite
    Na[Ca
     
    2
    		][Mg
     
    5
    		][(OH)
     
    2
    		|AlSi
     
    7
    		O
     
    22
    		]
    Reference: [A.Lacroix (1941): Les gisement de phlogopite de Madagascar et les pyroxenites qui les renferment, Tananarive]
    Site Photo
    Sakenite outcrops, Ihosy District, Horombe Region, Fianarantsoa Province, Madagascar
    © 7/2005
  		•  Elbaite
    [Na][(Li,Al)
     
    3
    		][Al
     
    6
    		][(OH)
     
    3
    		|OH|(BO
     
    3
    		)
     
    3
    		|Si
     
    6
    		O
     
    18
    		]
    Reference: [http://www.minsocam.org/MSA/Special/Pig/PIG_articles/Madagascar_txt.pdf]
  		•  'Garnet Group'
    X
     
    3
    		Z
     
    2
    		(TO
     
    4
    		)
     
    3
    		 (X = Ca, Fe, etc·, Z = Al, Cr, etc·, T = Si, As, V)
    Reference: [Giuliani, G., Fallick, A., Rakotondrazafy, M., Ohnenstetter, D., Andriamamonjy, A., Ralantoarison, T., Rakotosamizanany, S., Razanatseheno, M., Offant, Y., Garnier, V., Dunaigre, C., Schwarz, D., Mercier, A., Ratrimo, V., and Ralison, B. (2007): Mineralium Deposita 42, 251-270.]
  		•  Grandidierite
    (Mg,Fe
    2+
     
    		)(Al,Fe
    3+
     
    		)
     
    3
    		[O
     
    2
    		|BO
     
    3
    		|SiO
     
    4
    		]
    Reference: []
  		•  'K Feldspar'
    Reference: [Giuliani, G., Fallick, A., Rakotondrazafy, M., Ohnenstetter, D., Andriamamonjy, A., Ralantoarison, T., Rakotosamizanany, S., Razanatseheno, M., Offant, Y., Garnier, V., Dunaigre, C., Schwarz, D., Mercier, A., Ratrimo, V., and Ralison, B. (2007): Mineralium Deposita 42, 251-270.]
  		•  Kyanite
    Al
     
    2
    		[O|SiO
     
    4
    		]
    Reference: [http://www.minsocam.org/MSA/Special/Pig/PIG_articles/Madagascar_txt.pdf]
  		•  Magnesiotaaffeite-6N’3S
    (Mg,Fe,Zn)
     
    2
    		Al
     
    6
    		BeO
     
    12
    Reference: [B. Devouard et al. : "Occurrence of musgravite in anorthite-corundum-spinel-sapphirine rocks ("sakenites") from South Madagascar : Evidence for a high-grade metasomatic event". 18th General Meeting of the IMA, Sept. 2002, Edinburgh, Scotland.]
  		•  Muscovite
    KAl
     
    2
    		[(OH)
     
    2
    		|AlSi
     
    3
    		O
     
    10
    		]
    Reference: [Jordi Fabre]
  		•  Phlogopite
    KMg
     
    3
    		[(OH,F)
     
    2
    		|AlSi
     
    3
    		O
     
    10
    		]
    Reference: [B. Devouard et al. : "Occurrence of musgravite in anorthite-corundum-spinel-sapphirine rocks ("sakenites") from South Madagascar : Evidence for a high-grade metasomatic event". 18th General Meeting of the IMA, Sept. 2002, Edinburgh, Scotland.]
  		•  Pyrite
    FeS
     
    2
    Description: Inclusions in sapphire.
    Reference: [Rakotondrazafy, A.F.M., Giuliani, G., Ohnenstetter, D., Fallick, A.E., Rakotosamizanany, S., Andriamamonjy, A., Ralantoarison, T., Razanatseheno, M., Offant, Y., Garnier, V., Maluski, H., Dunaigre, C., Schwarz, D., and Ratrimo, V. (2008): Ore Geology Reviews 34, 134-154.]
  		•  'Pyroxene Group'
    Reference: [A.Lacroix (1941): Les gisement de phlogopite de Madagascar et les pyroxenites qui les renferment, Tananarive]
  		•  Quartz
    SiO
     
    2
    Reference: [Nicollet, Christian (1990): Occurences of grandidierite, serendibite and tourmaline near Ihosy, southern Madagascar. Mineralogical Magazine 54: 131-133]
  		•  Quartz
    var: Amethyst
    SiO
     
    2
    Reference: [http://www.minsocam.org/MSA/Special/Pig/PIG_articles/Madagascar_txt.pdf]
  		•  Sapphirine
    (Mg,Fe)
     
    4-x
    		Al
     
    4+x
    		[Al
     
    4+x
    		Si
     
    2-x
    		O
     
    18
    		]O
     
    2
    Reference: [Giuliani, G., Fallick, A., Rakotondrazafy, M., Ohnenstetter, D., Andriamamonjy, A., Ralantoarison, T., Rakotosamizanany, S., Razanatseheno, M., Offant, Y., Garnier, V., Dunaigre, C., Schwarz, D., Mercier, A., Ratrimo, V., and Ralison, B. (2007): Mineralium Deposita 42, 251-270.]
  		•  'Scapolite'
    Reference: [Nicollet, Christian (1990): Occurences of grandidierite, serendibite and tourmaline near Ihosy, southern Madagascar. Mineralogical Magazine 54: 131-133]
  		•  Scolecite
    Ca[Al
     
    2
    		Si
     
    3
    		O
     
    10
    		] · 3H
     
    2
    		O
    Reference: [A.Lacroix (1941): Les gisement de phlogopite de Madagascar et les pyroxenites qui les renferment, Tananarive]
  		•  Serendibite
    (Ca,Na)
     
    2
    		(Mg,Fe
    2+
     
    		)
     
    3
    		(Al,Fe
    3+
     
    		)
     
    3
    		[O
     
    2
    		|(Si,Al,B)
     
    6
    		O
     
    18
    		]
    Reference: []
  		•  Sillimanite
    Al
     
    2
    		[O|SiO
     
    4
    		]
    Reference: [Nicollet, Christian (1990): Occurences of grandidierite, serendibite and tourmaline near Ihosy, southern Madagascar. Mineralogical Magazine 54: 131-133]
  		•  Spinel
    MgAl
     
    2
    		O
     
    4
    Reference: [Giuliani, G., Fallick, A., Rakotondrazafy, M., Ohnenstetter, D., Andriamamonjy, A., Ralantoarison, T., Rakotosamizanany, S., Razanatseheno, M., Offant, Y., Garnier, V., Dunaigre, C., Schwarz, D., Mercier, A., Ratrimo, V., and Ralison, B. (2007): Mineralium Deposita 42, 251-270.]
  		•  Topaz
    Al
     
    2
    		[(F,OH)
     
    2
    		|SiO
     
    4
    		]
    Reference: [Giuliani, G., Fallick, A., Rakotondrazafy, M., Ohnenstetter, D., Andriamamonjy, A., Ralantoarison, T., Rakotosamizanany, S., Razanatseheno, M., Offant, Y., Garnier, V., Dunaigre, C., Schwarz, D., Mercier, A., Ratrimo, V., and Ralison, B. (2007): Mineralium Deposita 42, 251-270.]
  		•  'Tourmaline'
    Reference: []
  		•  Uvite
    [Ca][(Mg,Fe
    2+
     
    		)
     
    3
    		][MgAl
     
    5
    		][(OH)
     
    3
    		|OH|(BO
     
    3
    		)
     
    3
    		|Si
     
    6
    		O
     
    18
    		]
    Habit: Poikilitic
    Colour: blue
    Description: a magnesian uvite
    Reference: [Nicollet, Christian (1990): Occurences of grandidierite, serendibite and tourmaline near Ihosy, southern Madagascar. Mineralogical Magazine 54: 131-133]
  		•  Zircon
    Zr[SiO
     
    4
    		]
    Reference: [Giuliani, G., Fallick, A., Rakotondrazafy, M., Ohnenstetter, D., Andriamamonjy, A., Ralantoarison, T., Rakotosamizanany, S., Razanatseheno, M., Offant, Y., Garnier, V., Dunaigre, C., Schwarz, D., Mercier, A., Ratrimo, V., and Ralison, B. (2007): Mineralium Deposita 42, 251-270.]


    46 entries listed. 31 valid minerals.

    Localities in this Region:
    Madagascar
     
    • Fianarantsoa Province
      • Horombe Region
            • Amboarohy
              • Ambahatraso

    The above list contains all mineral locality references listed on mindat.org. This does not claim to be a complete list. If you know of more minerals from this site, please register so you can add to our database!
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    Copyright © Jolyon Ralph and Ida Chau 1993-2009. Site Map. Locality, mineral & photograph data are the copyright of the individuals who submitted them.Further information contact the Site hosted & developed by Jolyon Ralph. Mindat.org is an online information resource dedicated to providing free mineralogical information to all. Mindat relies on the contributions of hundreds of members and supporters. If you would like to add information to improve the quality of our database, then click here to register. Current server date and time: 30th Oct 2009 21:04:30