Linnaeite \Lin*n[ae]"ite\ (l[i^]n*n[=e]"[imac]t), n. [See {Linn[ae]an}.] (Min.) A mineral of pale steel-gray color and metallic luster, occurring in isometric crystals, and also massive. It is a sulphide of cobalt containing some nickel or copper. [1913 Webster]