Nickel ores yield acidic sulfate or chloride solutions and the methods used to ... in nickel alloys during its processing is enumerated on the basis of information ... An economically important source of nickel is the iron ore limonite, which often contains 1â??2% nickel. Nickel Appearance lustrous, metallic, and silver with a gold tinge Standard atomic weight Ar, std(Ni) 58.6934(4) Origin :- Indonesia , Phillippines Payment Terms :- LC/SBLC