The crystal structure of bornemanite, a group III Ti-disilicate mineral from Lovozero massif, Kola Peninsula, Russia

• Main Authors: CAMARA ARTIGAS, Fernando, Sokolova E.
• Other Authors: Cámara F, Sokolova E
• Format: Conference Object
• Language: English
• Published: 2008
• Subjects: bernemanite; Ti-disilicate; crystal structure; Lovozero massif; Kola Peninsula; Russia; Lovozero; Sokolova; kola peninsula
• Online Access: http://hdl.handle.net/2318/79089

The crystal structure of bornemanite, ideally Na6Ba Ti2Nb(Si2O7)2(PO4)O2(OH)F, Ti+Nb = 3 apfu (atom per formula unit), a 5.4587(3), b 7.1421(5), c 24.528(2)Å, α 96.790(1), β 96.927(1), γ 90.326(1)o, V 942.4(2) Å3, sp. gr. P⎯1, Z = 2, Dcalc. 3.342 g.cm-3, from Lovozero alkaline massif, Kola Peninsula...