Andilamena District, Alaotra-Mangoro, Madagascari
| Regional Level Types | |
|---|---|
| Andilamena District | District |
| Alaotra-Mangoro | Region |
| Madagascar | Country |
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Neighbouring regions:
Type:
Largest Settlements:
| Place | Population |
|---|---|
| Andilamena | 19,750 (2018) |
| Bemaitso | 8,000 (2018) |
Mindat Locality ID:
158117
Long-form identifier:
mindat:1:2:158117:4
GUID (UUID V4):
cb74e580-fd4b-49f6-a607-14ce3429db89
Other Languages:
French:
District d'Andilamena, Alaotra-Mangoro, Madagascar
Italian:
distretto di Andilamena, regione di Alaotra Mangoro, Madagascar
Malagasy:
Distrikan' Andilamena, Faritr' Alaotra-Mangoro, Madagasikara
Simplified Chinese:
安迪拉梅納區, 阿拉奧特拉-曼古羅區, 马达加斯加
Spanish:
Distrito de Andilamena, Región de Alaotra-Mangoro, Madagascar
Cebuano:
Andilamena District, Alaotra Mangoro Region, Madagascar
Dutch:
Andilamena, Alaotra-Mangoro, Madagaskar
Farsi/Persian:
آندیلامنا, آلائوترا-مانگورو, ماداگاسکار
Minnan / Hokkien-Taiwanese:
Andilamena Koān, Alaotra-Mangoro Khu
Swedish:
Andilamena District, Alaotra Mangororegionen, Madagaskar
There are several mineral localities in the area around Andilamena, north of Lake Alaotra (Lac Alaotra). Pezzotta (1999) mentions a beryl-producing beryl-columbite pegmatite and a NYF pegmatite which has produced good topaz crystals.
Select Mineral List Type
Standard Detailed Gallery Strunz Chemical ElementsCommodity 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-localities7 valid minerals.
Rock Types Recorded
Note: 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
Select Rock List Type
Alphabetical List Tree DiagramDetailed Mineral List:
| ⓘ Beryl Formula: Be3Al2(Si6O18) Localities: |
| ⓘ Euclase Formula: BeAl(SiO4)(OH) References: |
| ⓘ 'Ferrierite Subgroup' |
| ⓘ Goethite Formula: α-Fe3+O(OH) Locality: Andilamena Quartz Quarries, Andranotokana Massif, Andilamena District, Alaotra-Mangoro, Madagascar Habit: needles Description: as inclusions in amethyst scepters |
| ⓘ Hematite Formula: Fe2O3 |
| ⓘ Kaolinite Formula: Al2(Si2O5)(OH)4 |
| ⓘ Quartz Formula: SiO2 Localities: Description: Japan-Law twins |
| ⓘ Quartz var. Amethyst Formula: SiO2 Localities: |
| ⓘ Quartz var. Chalcedony Formula: SiO2 |
| ⓘ Quartz var. Sceptre Quartz Formula: SiO2 Localities: |
| ⓘ Quartz var. Smoky Quartz Formula: SiO2 |
| ⓘ Topaz Formula: Al2(SiO4)(F,OH)2 |
Gallery:
List of minerals arranged by Strunz 10th Edition classification
| Group 4 - Oxides and Hydroxides | |||
|---|---|---|---|
| ⓘ | Goethite | 4.00. | α-Fe3+O(OH) |
| ⓘ | Hematite | 4.CB.05 | Fe2O3 |
| ⓘ | Quartz var. Amethyst | 4.DA.05 | SiO2 |
| ⓘ | var. Chalcedony | 4.DA.05 | SiO2 |
| ⓘ | 4.DA.05 | SiO2 | |
| ⓘ | var. Smoky Quartz | 4.DA.05 | SiO2 |
| ⓘ | var. Sceptre Quartz | 4.DA.05 | SiO2 |
| Group 9 - Silicates | |||
| ⓘ | Euclase | 9.AE.10 | BeAl(SiO4)(OH) |
| ⓘ | Topaz | 9.AF.35 | Al2(SiO4)(F,OH)2 |
| ⓘ | Beryl | 9.CJ.05 | Be3Al2(Si6O18) |
| ⓘ | Kaolinite | 9.ED.05 | Al2(Si2O5)(OH)4 |
| Unclassified | |||
| ⓘ | 'Ferrierite Subgroup' | - | |
List of minerals for each chemical element
| H | Hydrogen | |
|---|---|---|
| H | ⓘ Euclase | BeAl(SiO4)(OH) |
| H | ⓘ Goethite | α-Fe3+O(OH) |
| H | ⓘ Kaolinite | Al2(Si2O5)(OH)4 |
| H | ⓘ Topaz | Al2(SiO4)(F,OH)2 |
| Be | Beryllium | |
| Be | ⓘ Beryl | Be3Al2(Si6O18) |
| Be | ⓘ Euclase | BeAl(SiO4)(OH) |
| O | Oxygen | |
| O | ⓘ Quartz var. Amethyst | SiO2 |
| O | ⓘ Beryl | Be3Al2(Si6O18) |
| O | ⓘ Quartz var. Chalcedony | SiO2 |
| O | ⓘ Euclase | BeAl(SiO4)(OH) |
| O | ⓘ Goethite | α-Fe3+O(OH) |
| O | ⓘ Hematite | Fe2O3 |
| O | ⓘ Kaolinite | Al2(Si2O5)(OH)4 |
| O | ⓘ Quartz | SiO2 |
| O | ⓘ Quartz var. Smoky Quartz | SiO2 |
| O | ⓘ Topaz | Al2(SiO4)(F,OH)2 |
| O | ⓘ Quartz var. Sceptre Quartz | SiO2 |
| F | Fluorine | |
| F | ⓘ Topaz | Al2(SiO4)(F,OH)2 |
| Al | Aluminium | |
| Al | ⓘ Beryl | Be3Al2(Si6O18) |
| Al | ⓘ Euclase | BeAl(SiO4)(OH) |
| Al | ⓘ Kaolinite | Al2(Si2O5)(OH)4 |
| Al | ⓘ Topaz | Al2(SiO4)(F,OH)2 |
| Si | Silicon | |
| Si | ⓘ Quartz var. Amethyst | SiO2 |
| Si | ⓘ Beryl | Be3Al2(Si6O18) |
| Si | ⓘ Quartz var. Chalcedony | SiO2 |
| Si | ⓘ Euclase | BeAl(SiO4)(OH) |
| Si | ⓘ Kaolinite | Al2(Si2O5)(OH)4 |
| Si | ⓘ Quartz | SiO2 |
| Si | ⓘ Quartz var. Smoky Quartz | SiO2 |
| Si | ⓘ Topaz | Al2(SiO4)(F,OH)2 |
| Si | ⓘ Quartz var. Sceptre Quartz | SiO2 |
| Fe | Iron | |
| Fe | ⓘ Goethite | α-Fe3+O(OH) |
| Fe | ⓘ Hematite | Fe2O3 |
Fossils
This region is too big or complex to display the fossil list, try looking at smaller subregions.Other Databases
| Wikipedia: | https://en.wikipedia.org/wiki/Andilamena_District |
|---|---|
| Wikidata ID: | Q3030862 |
| GeoNames ID: | 8335145 |
Localities in this Region
- Alaotra-Mangoro
- Alaotra-Mangoro
- Andilamena District
- Antanimenabaka
- ⭔Bemaitso
- ⭔Maitsokely
- ⭔Maroadabo
- ⭔Marovato
- ⭔Miarinarivo
- Topaz locality
- Andilamena District
Other Regions, Features and Areas that Intersect
This page 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. This locality information is for reference purposes only. You should never attempt to
visit any sites listed in mindat.org without first ensuring that you have the permission of the land and/or mineral rights holders
for access and that you are aware of all safety precautions necessary.
References
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Andilamena District, Alaotra-Mangoro, Madagascar