NaVSi2O6 Ullrich A, Miletich R, Nestola F, Weikusat C, Ohashi H American Mineralogist 94 (2009) 557-564 Lattice compression and structural behavior of NaVSi2O6 clinopyroxene to 11 GPa Note: P = 7.18 GPa _database_code_amcsd 0004900 9.496 8.568 5.201 90 106.25 90 C2/c atom x y z Uiso Na 0 .3064 .25 .0134 V 0 .9068 .25 .0074 Si .2922 .0930 .2401 .0067 O1 .1157 .0831 .1455 .0061 O2 .3596 .2605 .3183 .0102 O3 .3553 .0168 .0044 .0090