Vavatany pegmatites, Mangarano, Antsirabe II, Vakinankaratra, Madagascari
Regional Level Types | |
---|---|
Vavatany pegmatites | Group of Quarries |
Mangarano | Commune |
Antsirabe II | District |
Vakinankaratra | Region |
Madagascar | Country |
Vavatany pegmatites, Sahatany Pegmatite Field (Mt Ibity area), Madagascar
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Latitude & Longitude (WGS84):
19° 59' 36'' South , 46° 56' 11'' East
Latitude & Longitude (decimal):
Locality type:
Group of Quarries
Köppen climate type:
Nearest Settlements:
Place | Population | Distance |
---|---|---|
Antsirabe | 186,253 (2018) | 17.4km |
Betafo | 29,785 (2018) | 20.0km |
Soanindrariny | 21,000 (2018) | 32.7km |
Fandriana | 31,437 (2018) | 53.7km |
Antanifotsy | 70,626 (2018) | 55.1km |
Other/historical names associated with this locality:
Sahatany pegmatite field
Other Languages:
Malagasy:
Karieran' i Vavatany, Kaominin'i Mangarano, Distrikan' Antsirabe II, Vakinankaratra, Madagasikara
Kaolinitized pegmatites worked for gemstones (tourmalines) hosted in altered micaschist and quartzite. In 1964 the Vavatany consisted of 4 quarries.
The largest quarry (in 1964) is located 600m NW of the village of Reninoro and 800m NE of the Vavatany signal. The others are found around the village:
1: 350m NW of the village.
2: 350m NE of the village.
3: N of the Andohariana stream, 800 m NE of the village.
Rakotoarison (1964) locality nr 3. The map coordinates given by Raktoarison for the largest quarry are X= 679.100 Y= 452.400
Select Mineral List Type
Standard Detailed Gallery Strunz Chemical ElementsCommodity List
This is a list of exploitable or exploited mineral commodities recorded at this locality.Mineral List
3 valid minerals.
Rock Types Recorded
Note: data is currently VERY limited. Please bear with us while we work towards adding this information!
Select Rock List Type
Alphabetical List Tree DiagramDetailed Mineral List:
ⓘ 'Garnet Group' Formula: X3Z2(SiO4)3 Reference: Rakotoarison, W. (1964): Les pegmatites de la Sahatany. Archive du Service Géologique Madagascar. A.1983, pp.1-39. |
ⓘ Kaolinite Formula: Al2(Si2O5)(OH)4 Reference: Rakotoarison, W. (1964): Les pegmatites de la Sahatany. Archive du Service Géologique Madagascar. A.1983, pp.1-39. |
ⓘ Quartz Formula: SiO2 Reference: Rakotoarison, W. (1964): Les pegmatites de la Sahatany. Archive du Service Géologique Madagascar. A.1983, pp.1-39. |
ⓘ Quartz var. Smoky Quartz Formula: SiO2 Reference: Rakotoarison, W. (1964): Les pegmatites de la Sahatany. Archive du Service Géologique Madagascar. A.1983, pp.1-39. |
ⓘ Schorl Formula: NaFe2+3Al6(Si6O18)(BO3)3(OH)3(OH) Reference: Rakotoarison, W. (1964): Les pegmatites de la Sahatany. Archive du Service Géologique Madagascar. A.1983, pp.1-39. |
ⓘ 'Tourmaline' Formula: AD3G6 (T6O18)(BO3)3X3Z Reference: Rakotoarison, W. (1964): Les pegmatites de la Sahatany. Archive du Service Géologique Madagascar. A.1983, pp.1-39. |
Gallery:
List of minerals arranged by Strunz 10th Edition classification
Group 4 - Oxides and Hydroxides | |||
---|---|---|---|
ⓘ | Quartz | 4.DA.05 | SiO2 |
ⓘ | var. Smoky Quartz | 4.DA.05 | SiO2 |
Group 9 - Silicates | |||
ⓘ | Kaolinite | 9.ED.05 | Al2(Si2O5)(OH)4 |
ⓘ | Schorl | 9.CK.05 | NaFe2+3Al6(Si6O18)(BO3)3(OH)3(OH) |
Unclassified Minerals, Rocks, etc. | |||
ⓘ | 'Garnet Group' | - | X3Z2(SiO4)3 |
ⓘ | 'Tourmaline' | - | AD3G6 (T6O18)(BO3)3X3Z |
List of minerals for each chemical element
H | Hydrogen | |
---|---|---|
H | ⓘ Schorl | NaFe32+Al6(Si6O18)(BO3)3(OH)3(OH) |
H | ⓘ Kaolinite | Al2(Si2O5)(OH)4 |
B | Boron | |
B | ⓘ Schorl | NaFe32+Al6(Si6O18)(BO3)3(OH)3(OH) |
B | ⓘ Tourmaline | AD3G6 (T6O18)(BO3)3X3Z |
O | Oxygen | |
O | ⓘ Quartz | SiO2 |
O | ⓘ Schorl | NaFe32+Al6(Si6O18)(BO3)3(OH)3(OH) |
O | ⓘ Kaolinite | Al2(Si2O5)(OH)4 |
O | ⓘ Quartz var. Smoky Quartz | SiO2 |
O | ⓘ Garnet Group | X3Z2(SiO4)3 |
O | ⓘ Tourmaline | AD3G6 (T6O18)(BO3)3X3Z |
Na | Sodium | |
Na | ⓘ Schorl | NaFe32+Al6(Si6O18)(BO3)3(OH)3(OH) |
Al | Aluminium | |
Al | ⓘ Schorl | NaFe32+Al6(Si6O18)(BO3)3(OH)3(OH) |
Al | ⓘ Kaolinite | Al2(Si2O5)(OH)4 |
Si | Silicon | |
Si | ⓘ Quartz | SiO2 |
Si | ⓘ Schorl | NaFe32+Al6(Si6O18)(BO3)3(OH)3(OH) |
Si | ⓘ Kaolinite | Al2(Si2O5)(OH)4 |
Si | ⓘ Quartz var. Smoky Quartz | SiO2 |
Si | ⓘ Garnet Group | X3Z2(SiO4)3 |
Fe | Iron | |
Fe | ⓘ Schorl | NaFe32+Al6(Si6O18)(BO3)3(OH)3(OH) |
References
Sort by
Year (asc) Year (desc) Author (A-Z) Author (Z-A)Rakotoarison, W. (1964) Les pegmatites de la Sahatany. Archive du Service Géologique Madagascar. A.1983, pp. 1-39.
Other Regions, Features and Areas containing this locality
Madagascar
- Ankaratra Volcanic RangeVolcanic Range
- ⭔Antananarivo ProvinceProvince
- Sahatany Pegmatite Field (Mt Ibity area)Pegmatite Field
Somali PlateTectonic Plate
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