Olenite Bosi F, Lucchesi S European Journal of Mineralogy 16 (2004) 335-344 Crystal chemistry of the schorl-dravite series Note: Tourmaline TM84a Locality: Cooma, New South Wales, Australia _database_code_amcsd 0007046 15.9391 15.9391 7.1515 90 90 120 R3m atom x y z occ NaX 0 0 .22517 .451 CaX 0 0 .22517 .010 KX 0 0 .22517 .006 AlY .12367 .061835 .62959 .515 Fe2+Y .12367 .061835 .62959 .394 MgY .12367 .061835 .62959 .058 Mn2+Y .12367 .061835 .62959 .018 Ti4+Y .12367 .061835 .62959 .009 ZnY .12367 .061835 .62959 .004 Fe3+Y .12367 .061835 .62959 .001 V3+Y .12367 .061835 .62959 .001 AlZ .29792 .26129 .60957 .898 MgZ .29792 .26129 .60957 .073 Fe3+Z .29792 .26129 .60957 .024 Fe2+Z .29792 .26129 .60957 .006 SiT .19175 .18972 0 .992 AlT .19175 .18972 0 .008 B .11004 .22008 .45435 O1W 0 0 .77468 .568 OH1W 0 0 .77468 .395 F1W 0 0 .77468 .038 O2 .06154 .12308 .48978 OH3V .26455 .132275 .50891 O4 .09383 .18766 .06929 O5 .18736 .09368 .09217 O6 .19651 .18590 .77540 O7 .28545 .28571 .07782 O8 .20969 .27054 .43935