Barylite Krivovichev S V, Yakovenchuk V N, Armbruster T, Mikhailova Y, Pakhomovsky Y A Neues Jahrbuch fur Mineralogie, Monatshefte 2004 (2004) 373-384 Clinobarylite, BaBe2Si2O7: Structure refinement, and revision of symmetry and physical properties Note: polytype barylite-1O Locality: Khibina alkaline massif, Kola Peninsula, Russia _database_code_amcsd 0014931 11.650 4.922 4.674 90 90 90 Pmn2_1 atom x y z Uiso U(1,1) U(2,2) U(3,3) U(1,2) U(1,3) U(2,3) Ba .5 .2027 .5079 .0127 .01354 .01192 .01256 0 0 -.0002 Be .75195 .1671 -.0147 .0067 Si .6282 .67564 -.0141 .0064 .0044 .00579 .00900 .0024 -.0010 -.0033 O1 .63911 .3521 -.9436 .0044 O2 .77733 .1340 -.3534 .0072 O3 .5 .7741 -.0767 .0144 O4 .63300 .7324 -.3550 .0091