Barylite
Abrashev K K, Ilyukhin V V, Belov N V
Soviet Physics Crystallography 9 (1965) 691-699
Crystal structure of barylite, BaBe2Si2O7
Coordinates of x(O2), z(O3), x(O7), z(Be1) modified acording to ICSD
Locality: Vishnevye Hills, USSR
_database_code_amcsd 0019221
9.79 11.01 4.63 90 90 90 Pn2_1a
atom     x     y    z
Ba    .142   .75  .25
Bel   .175  .001 -.25
Be2  -.170  .005  .25
Si1  -.096   .88 -.25
Si2    .10  .125  .25
O1    .073  .897  .72
O2     .87  .885 .130
O3    .181   .03 .402
O4    -.13   .75 .690
O5    -.07  .110 .210
O6   -.185 -.025 .595
O7     .11  .115 .874