Goldschmidt Classification: siderophile

Iron-loving; transition metals; easily dissolving in iron; either as solid solutions or in molten state.

25Mn
Manganesesilvery metallic
26Fe
Ironlustrous metallic with a grayish tinge
27Co
Cobalthard lustrous bluish gray metal
28Ni
Nickellustrous, metallic, and silver with a gold tinge
42Mo
Molybdenumgray metallic
44Ru
Rutheniumsilvery white metallic
45Rh
Rhodiumsilvery white metallic
46Pd
Palladiumsilvery white
74W
Tungstengrayish white, lustrous
75Re
Rheniumsilvery-grayish
76Os
Osmiumsilvery, blue cast
77Ir
Iridiumsilvery white
78Pt
Platinumsilvery white
79Au
Goldmetallic yellow