Prologycom S.a.s is a PROLOGYCOM S.A.S based in 9004, USA. Prologycom S.a.s is a member of exporthub.com since May, 2010. Our business is related to Minerals & Metallurgy industry and we specifically deal in coltan, coal, plantain,. Please find our product details below:coltanMy name is Rossi Blanco, sales representative of the International Export Company, the reason for this letter is a proposal to provide you Coltan, it is a mineral compose by a mix of Niobium, Tantalum, Iron, Manganese, Zirconium, Bismuth, Titanium, Tungsten and others elements in different proportions. This mineral is essential raw material in the new technology and so it offers a great demand worldwide. The agreement can be made per month, for twelve months or more, with possible changes and extensions. The chemical elements that make up the Coltan are arranged in different percentages of concentration and their price depends on the rate and market changes. Prices are . (Merchandise at port of shipment), and are subject to change depending on the percentage of Tantalum present in the product available at the time of negotiation.Percentage of TantalumPrice in U.S. DollarsBetween 25% and 30% U.S. $100, 000 (one hundred thousand dollars, ton)Between 31% and 35% U.S. $110, 000 (one hundred ten thousand dollars, ton)Between 36% and 40% U.S $120, 000 (one hundred twenty thousand dollars, ton) Between 41% and 45% U.S. $130, 000 (one hundred thirty thousand dollars, ton) Between 46% and 50% U.S. $140, 000 (one hundred forty thousand dollars, ton)coltanMy name is Rossi Blanco, sales representative of the International Export Company, the reason for this letter is a proposal to provide you Coltan, it is a mineral compose by a mix of Niobium, Tantalum, Iron, Manganese, Zirconium, Bismuth, Titanium, Tungsten and others elements in different proportions. This mineral is essential raw material in the new technology and so it offers a great demand worldwide. The agreement can be made per month, for twelve months or more, with possibl