#223
Pm-3n
Example – V6SnSi
Investigation of the structure and the properties of alloys of the system V3Si – V3Sn
Savitskii, E.M.; Baron, V.V.; Efimov, Yu.V.; Gladyshevskii, E.I.
Inorganic Materials (1965) 1, (2) p191-p192
VSn4/VSi4 tetrahedra (red)
Si/Sn (yellow/rosy-silver)