- David Mining Cooporations Sarl
- columbite, bauxite.
- Address:ivandry tananarive tananarive 101 Madagascar
- Premier Gemstone Madagascar
- our key products are rough stones, industrial stones, semi-precious gemstones, beryl ore, rose quartz, tantalite, columbite, labradorite.
- Address:Immeuble TSFM Andohanimandroseza, Antananarivo, route dAmbohipo, Madagascar
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