Coltan

Product Description

My name is Dave Foster, sales representative of Rustanford Tradind 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 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 subject to change depending on the percentage of Tantalum present in the product available at the time of negotiation.
Percentage of Tantalum Price in U.S. Dollars
Between *5% and *0% U.S. $**0, **0 (one hundred thousand dollars, ton)
Between *1% and *5% U.S. $**0, **0 (one hundred ten thousand dollars, ton)
Between *6% and *0% U.S $**0, **0 (one hundred twenty thousand dollars, ton)
Between *1% and *5% U.S. $**0, **0 (one hundred thirty thousand dollars, ton)
Between *6% and *0% U.S. $**0, **0 (one hundred forty thousand dollars, ton)