Cluster test driver 3 atoms -25 25 xlo xhi -25 25 ylo yhi -25 25 zlo zhi 1 atom types Atoms 1 1 2.957304 0.137101 2.998511 2 1 2.688959 2.343019 0.03624472 3 1 1.539821 2.240434 1.955833 Masses 1 28.0855