Position data for Silicon SW test system 8 atoms 1 atom types 0.00 5.431 xlo xhi 0.00 5.431 ylo yhi 0.00 5.431 zlo zhi Masses 1 28.0000 Atoms 1 1 0.00000000 0.00000000 0.00000000 2 1 1.35775000 1.35775000 1.35775000 3 1 2.71550000 2.71550000 0.00000000 4 1 4.07325000 4.07325000 1.35775000 5 1 2.71550000 0.00000000 2.71550000 6 1 4.07325000 1.35775000 4.07325000 7 1 0.00000000 2.71550000 2.71550000 8 1 1.35775000 4.07325000 4.07325000