We are VentMine based in Yerevan, Armenia. member of TradeKey.com since March, 2012. Our business is related to Minerals & Metallurgy industry and we specifically deal gold ore , magnetite ore. Please find our product details below:Magnetite oreNatural Magnetite Ore from 60% aboveSiO2 7% 11%Al2O3 6, 5% 10, 5%Ca0 0, 1, 5%MgO 5 3, ...