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 CELL PARAMETERS: 4.4310 4.4310 10.6630 90.000 90.000 120.000 SPACE GROUP: P3c1 X-RAY WAVELENGTH: 1.541838 Cell Volume: 181.307 Density (g/cm3): 2.049 MAX. ABS. INTENSITY / VOLUME**2: 6.182609441 RIR: 0.983 RIR based on corundum from Acta Crystallographica A38 (1982) 733-739 2-THETA INTENSITY D-SPACING H K L Multiplicity 16.63 98.98 5.3315 0 0 2 1 23.18 11.54 3.8374 1 0 0 3 28.66 99.94 3.1145 1 0 2 3 33.62 59.42 2.6658 0 0 4 1 40.73 11.40 2.2155 1 1 0 6 41.23 2.07 2.1893 1 0 4 3 41.23 4.84 2.1893 0 1 4 3 41.64 48.42 2.1692 1 1 1 6 44.27 23.10 2.0459 1 1 2 6 47.38 3.44 1.9187 2 0 0 3 48.41 26.73 1.8802 1 1 3 6 50.56 4.94 1.8053 0 2 2 3 50.56 1.48 1.8053 2 0 2 3 51.42 6.06 1.7772 0 0 6 1 57.12 9.95 1.6126 1 0 6 3 57.12 2.22 1.6126 0 1 6 3 59.35 1.12 1.5573 0 2 4 3 60.23 10.49 1.5364 1 1 5 6 64.22 1.41 1.4504 2 1 0 6 66.85 4.39 1.3995 2 1 2 6 72.50 2.07 1.3038 0 2 6 3 72.50 1.84 1.3038 2 0 6 3 74.13 12.21 1.2791 3 0 0 3 75.51 1.94 1.2591 0 1 8 3 75.78 3.87 1.2552 1 1 7 6 76.60 2.16 1.2438 0 3 2 3 76.60 2.18 1.2438 3 0 2 3 83.90 3.87 1.1532 0 3 4 3 83.90 3.82 1.1532 3 0 4 3 84.91 3.31 1.1421 1 1 8 6 86.64 1.24 1.1237 1 2 6 6 86.64 2.89 1.1237 2 1 6 6 ================================================================================ XPOW Copyright 1993 Bob Downs, Ranjini Swaminathan and Kurt Bartelmehs For reference, see Downs et al. (1993) American Mineralogist 78, 1104-1107.