4 Lattice="3.0 0.0 0.0 0.0 3.0 0.0 0.0 0.0 3.0" Properties=species:S:1:pos:R:3:forces:R:3 energy=-0.647717213875 stress="-0.6586047641935089 -0.32200587911018513 -0.06481583056429305 -0.32200587911018513 0.006813820390603586 -0.04008324040358819 -0.06481583056429305 -0.04008324040358819 -0.6299971963514962" pbc="F F F" Si 0.19273990 -0.19277068 -0.23827333 -1.85596153 -0.61382315 -1.33312910 O 1.55332204 1.38436473 0.23110688 2.24557121 0.69375621 -0.93999789 Si 1.49816022 0.01283276 1.70071341 0.51477171 0.60514953 1.50094797 O -0.17141964 1.64720807 1.58942344 -0.90438139 -0.68508260 0.77217903