We are Santiago Minerals S.A based in San Marcos, USA. We are member of TradeKey.com since January, 2012. Our business is related to Minerals & Metallurgy industry and we specifically deal in Copper Ore, Copper Cathodes, Copper Concentrate, Isotopic Copper Nanopowder, Metallic Copper Nanopowder. Please find our product details below: Copper Ore, Copper Cathodes, Copper Concentrate We sell Copper Ore 20% or Better, Copper Cathodes 99.999% Grade A and Copper Concentrate 20% or Better. Isotopic Copper Nanopowder We sell Isotopic Copper Nanopowder 99.998% Purity, sealed in an Argon atmosphere. We also sell Metallic Copper Nanopowders. Thank you for taking time to go through our business profile. If there are any questions, inquiries or comments, please feel free to contact us.