Bario-olgite Pekov I V, Chukanov N V, Kulikova I M, Zubkova N V, Krotova O D, Sorokina N I, Pushcharovsky D Y Zapiski Vserossijskogo Mineralogicheskogo Obshchestva 133 (2004) 41-49 New mineral bario-olgite, Ba(Na,Sr,REE)2Na[PO4]2 and its crystal structure _database_code_amcsd 0015713 5.541 5.541 7.020 90 90 120 P3 atom x y z occ Uiso BaM1 0 0 0 .94 .0439 KM1 0 0 0 .06 .0439 NaM2 2/3 1/3 .335 .5 .0348 CeM2 2/3 1/3 .335 .18 .0348 SrM2 2/3 1/3 .335 .28 .0348 CaM2 2/3 1/3 .335 .04 .0348 NaM3 1/3 2/3 .664 .62 .0067 SrM3 1/3 2/3 .664 .38 .0067 NaM4 0 0 .505 .0142 P1 1/3 2/3 .225 .0105 P2 2/3 1/3 .792 .026 O1 .795 .182 .702 .046 O2 .170 .821 .294 .051 O3 1/3 2/3 -.000 .035 O4 2/3 1/3 -.008 .039