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Ambondromifehy sapphire deposit, Antsiranana II District, Diana, Madagascari
| Regional Level Types | |
|---|---|
| Ambondromifehy sapphire deposit | Deposit |
| Antsiranana II District | District |
| Diana | Region |
| Madagascar | Country |
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Latitude & Longitude (WGS84):
12° 54' South , 49° 12' East
Latitude & Longitude (decimal):
Type:
Köppen climate type:
Nearest Settlements:
| Place | Population | Distance |
|---|---|---|
| Sadjoavato | 7,600 (2018) | 35.4km |
| Ambilobe | 56,000 (2018) | 37.1km |
| Antsohimbondrona | 32,080 (2018) | 43.0km |
| Mahalina | 2,217 (2018) | 58.2km |
Other Languages:
Malagasy:
Fitadrahana kôridôna, Anbondromifehy, Distrikan' Antsiranana II, Faritr'i Diana, Madagasikara
Since it s discovery in 1996 yellow to blue sapphires has been mined here to about 1999. The sapphire-bearing alluvial material was transported from alkaline basalts, mainly to hollow areas in limestone.
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
1 valid mineral.
Detailed Mineral List:
| ⓘ Corundum Formula: Al2O3 Description: Blue-violet, blue, greenish blue, greenish yellow and yellow. |
| ⓘ Corundum var. Sapphire Formula: Al2O3 Description: Blue-violet, blue, greenish blue, greenish yellow and yellow. |
Gallery:
List of minerals arranged by Strunz 10th Edition classification
| Group 4 - Oxides and Hydroxides | |||
|---|---|---|---|
| ⓘ | Corundum | 4.CB.05 | Al2O3 |
| ⓘ | var. Sapphire | 4.CB.05 | Al2O3 |
List of minerals for each chemical element
| O | Oxygen | |
|---|---|---|
| O | ⓘ Corundum | Al2O3 |
| O | ⓘ Corundum var. Sapphire | Al2O3 |
| Al | Aluminium | |
| Al | ⓘ Corundum | Al2O3 |
| Al | ⓘ Corundum var. Sapphire | Al2O3 |
Other Regions, Features and Areas containing this locality
AfricaContinent
African Plate
- Bemarivo BeltOrogenic Belt
Madagascar
- ⭔Antsiranana ProvinceProvince
Somali PlateTectonic Plate
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
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References
Schwarz, Dietmar, Kanis, Jan, Schmetzer, Karl (2000) Sapphires from Antsiranana Province, Northern Madagascar. Gems & Gemology, 36 (3) 216-233 doi:10.5741/gems.36.3.216
Rakotondrazafy, Amos Fety Michel; Giuliani, Gaston; Ohnenstetter, Daniel; Fallick, Anthony E.; Rakotosamizanany, Saholy; Andriamamonjy, Alfred; Ralantoarison, Théogène; Razanatseheno, Madison; Offant, Yohann; Garnier, Virginie; et al. (2008) Gem corundum deposits of Madagascar: A review. Ore Geology Reviews, 34 (1). doi:10.1016/j.oregeorev.2007.05.001
