Olenite Marler B, Borowski M, Wodara U, Schreyer W European Journal of Mineralogy 14 (2002) 763-771 Synthetic tourmaline (olenite) with excess boron replacing silicon in the tetrahedral site: II. Structure analysis Sample: 1 Locality: synthetic _database_code_amcsd 0006942 15.5996 15.5996 7.0224 90 90 120 R3m atom x y z occ Biso NaX 0 0 .781 .77 1.3 AlY .0598 -.0598 .337 .96 .5 AlZ .2620 .2971 .373 .5 SiT .1876 .1885 .9800 .63 .5 BT .1876 .1885 .9800 .37 .5 B .8905 -.8905 .541 .5 OH1 0 0 .215 1.13 .9 O2 .9413 -.9413 .485 .9 O3 .1269 -.1269 .478 1.13 .9 O4 .9061 -.9061 .907 .9 O5 .0935 -.0935 .881 .9 O6 .1826 .1926 .200 .9 O7 .2823 .2836 .911 .9 O8 .2683 .2090 .546 .9