Ferrohögbomite-2N2S occurrence, Soamatasy, Ihosy, Ihorombe, Madagascari
Regional Level Types | |
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Ferrohögbomite-2N2S occurrence | Occurrence |
Soamatasy | Commune |
Ihosy | District |
Ihorombe | Region |
Madagascar | Country |
Name in Malagasy: | Toerana misy Ferrohögbomite-2N2S, Kaominin'i Soamatasy, Distrikan' Ihosy, Faritr' Ihorombe, Madagasikara |
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Latitude & Longitude (WGS84): | 22° 42' 21'' South , 46° 8' 22'' East | |||||||||
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Latitude & Longitude (decimal): | -22.70611,46.13972 | |||||||||
GeoHash: | G#: m5bycfmzm | |||||||||
Locality type: | Occurrence | |||||||||
Köppen climate type: | Cfa : Humid subtropical climate | |||||||||
Nearest Settlements: |
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Ferrohögbomite-2N2S-bearing spinel–garnet–cordierite–sillimanite-bearing metapelite (pelitic gneisses with marked compositional layering) in the the northern parts of the Betroka belt (geological unit), southern Madagascar.
Regions containing this locality
Somali Plate (Somalia Plate) | Tectonic Plate |
Fianarantsoa Province, Madagascar | Province |
Select Mineral List Type
Standard Detailed Strunz Dana Chemical ElementsMineral List
3 valid minerals.
Rock Types Recorded
Select Rock List Type
Alphabetical List Tree DiagramDetailed Mineral List:
ⓘ Corundum Formula: Al2O3 Reference: Rakotonandrasana, N. O. T., Arima, M., Miyawaki, R. & Rambeloson, R.A. (2010): Widespread Occurrences of Högbomite-2N2S in UHT Metapelites from the Betroka Belt, Southern Madagascar: Implications on Melt or Fluid Activity during Regional Metamorphism. Journal of Petrology: 51 (4):869–895 |
ⓘ Ferrohögbomite-2N2S Formula: [(Fe2+,Mg,Zn,Al)3(Al,Ti,Fe3+)8O15(OH)]2 Reference: Rakotonandrasana, N. O. T., Arima, M., Miyawaki, R. & Rambeloson, R.A. (2010): Widespread Occurrences of Högbomite-2N2S in UHT Metapelites from the Betroka Belt, Southern Madagascar: Implications on Melt or Fluid Activity during Regional Metamorphism. Journal of Petrology: 51 (4):869–895 |
ⓘ 'Garnet Group' Formula: X3Z2(SiO4)3 Reference: Rakotonandrasana, N. O. T., Arima, M., Miyawaki, R. & Rambeloson, R.A. (2010): Widespread Occurrences of Högbomite-2N2S in UHT Metapelites from the Betroka Belt, Southern Madagascar: Implications on Melt or Fluid Activity during Regional Metamorphism. Journal of Petrology: 51 (4):869–895 |
ⓘ Spinel Formula: MgAl2O4 Reference: Rakotonandrasana, N. O. T., Arima, M., Miyawaki, R. & Rambeloson, R.A. (2010): Widespread Occurrences of Högbomite-2N2S in UHT Metapelites from the Betroka Belt, Southern Madagascar: Implications on Melt or Fluid Activity during Regional Metamorphism. Journal of Petrology: 51 (4):869–895 |
List of minerals arranged by Strunz 10th Edition classification
Group 4 - Oxides and Hydroxides | |||
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ⓘ | Corundum | 4.CB.05 | Al2O3 |
ⓘ | Ferrohögbomite-2N2S | 4.00. | [(Fe2+,Mg,Zn,Al)3(Al,Ti,Fe3+)8O15(OH)]2 |
ⓘ | Spinel | 4.BB.05 | MgAl2O4 |
Unclassified Minerals, Rocks, etc. | |||
ⓘ | 'Garnet Group' | - | X3Z2(SiO4)3 |
List of minerals arranged by Dana 8th Edition classification
Group 4 - SIMPLE OXIDES | |||
---|---|---|---|
A2X3 | |||
ⓘ | Corundum | 4.3.1.1 | Al2O3 |
Group 7 - MULTIPLE OXIDES | |||
AB2X4 | |||
ⓘ | Spinel | 7.2.1.1 | MgAl2O4 |
Unclassified Minerals, Mixtures, etc. | |||
ⓘ | Ferrohögbomite-2N2S | - | [(Fe2+,Mg,Zn,Al)3(Al,Ti,Fe3+)8O15(OH)]2 |
ⓘ | 'Garnet Group' | - | X3Z2(SiO4)3 |
List of minerals for each chemical element
H | Hydrogen | |
---|---|---|
H | ⓘ Ferrohögbomite-2N2S | [(Fe2+,Mg,Zn,Al)3(Al,Ti,Fe3+)8O15(OH)]2 |
O | Oxygen | |
O | ⓘ Ferrohögbomite-2N2S | [(Fe2+,Mg,Zn,Al)3(Al,Ti,Fe3+)8O15(OH)]2 |
O | ⓘ Spinel | MgAl2O4 |
O | ⓘ Corundum | Al2O3 |
O | ⓘ Garnet Group | X3Z2(SiO4)3 |
Mg | Magnesium | |
Mg | ⓘ Ferrohögbomite-2N2S | [(Fe2+,Mg,Zn,Al)3(Al,Ti,Fe3+)8O15(OH)]2 |
Mg | ⓘ Spinel | MgAl2O4 |
Al | Aluminium | |
Al | ⓘ Ferrohögbomite-2N2S | [(Fe2+,Mg,Zn,Al)3(Al,Ti,Fe3+)8O15(OH)]2 |
Al | ⓘ Spinel | MgAl2O4 |
Al | ⓘ Corundum | Al2O3 |
Si | Silicon | |
Si | ⓘ Garnet Group | X3Z2(SiO4)3 |
Ti | Titanium | |
Ti | ⓘ Ferrohögbomite-2N2S | [(Fe2+,Mg,Zn,Al)3(Al,Ti,Fe3+)8O15(OH)]2 |
Fe | Iron | |
Fe | ⓘ Ferrohögbomite-2N2S | [(Fe2+,Mg,Zn,Al)3(Al,Ti,Fe3+)8O15(OH)]2 |
Zn | Zinc | |
Zn | ⓘ Ferrohögbomite-2N2S | [(Fe2+,Mg,Zn,Al)3(Al,Ti,Fe3+)8O15(OH)]2 |
Regional Geology
This geological map and associated information on rock units at or nearby to the coordinates given for this locality is based on relatively small scale geological maps provided by various national Geological Surveys. This does not necessarily represent the complete geology at this locality but it gives a background for the region in which it is found.
Click on geological units on the map for more information. Click here to view full-screen map on Macrostrat.org
Paleoproterozoic 1600 - 2500 Ma ID: 3191055 | Paleoproterozoic crystalline metamorphic rocks Age: Proterozoic (1600 - 2500 Ma) Lithology: Crystalline metamorphic rocks Reference: Chorlton, L.B. Generalized geology of the world: bedrock domains and major faults in GIS format: a small-scale world geology map with an extended geological attribute database. doi: 10.4095/223767. Geological Survey of Canada, Open File 5529. [154] |
Rhyacian 2050 - 2300 Ma ID: 3306489 | Age: Rhyacian (2050 - 2300 Ma) Lithology: Metamorphic Reference: Thiéblemont, D. (ed.). New edition of the 1:10,000,000 geological map of Africa. CGMW-BRGM. [190] |
Data and map coding provided by Macrostrat.org, used under Creative Commons Attribution 4.0 License