Berborite Giuseppetti G, Mazzi F, Tadini C, Larsen A O, Asheim A, Raade G Neues Jahrbuch fur Mineralogie, Abhandlungen 162 (1990) 101-116 Berborite polytypes Locality: Saga I larvikite quarry, Morje, Porgrunn, Tvelan District, Norway Sample: 2T polytype Note: anisoU's from ICSD _database_code_amcsd 0014718 4.431 4.431 10.663 90 90 120 P3c1 atom x y z occ Biso U(1,1) U(2,2) U(3,3) U(1,2) U(1,3) U(2,3) BeA 2/3 1/3 .3039 .67 .00686 .00686 .01157 .00343 0 0 BeB 1/3 2/3 .2011 .73 .00715 .00715 .01339 .00357 0 0 B 0 0 .25 .62 .00520 .00520 .01312 .00260 0 0 O1 .3089 .0000 .25 .78 .00609 .00539 .01979 .00423 .00147 -.00133 O2A 2/3 1/3 .4544 1.53 .02377 .02377 .01065 .01189 0 0 O2B 1/3 2/3 .0462 1.62 .02438 .02438 .01274 .01219 0 0 HA -.451 .444 .491 1/3 3.0 HB .452 -.444 .511 2/3 5.0