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: 2H polytype
      Note: anisoU's from ICSD
      _database_code_amcsd 0014717

      CELL PARAMETERS:    4.4330   4.4330  10.6380   90.000   90.000  120.000
      SPACE GROUP: P6_3      
      X-RAY WAVELENGTH:     1.541838
      Cell Volume:    181.045
      Density (g/cm3):      2.052
      MAX. ABS. INTENSITY / VOLUME**2:      6.021155222    
      RIR:      0.956
      RIR based on corundum from Acta Crystallographica A38 (1982) 733-739
               2-THETA      INTENSITY    D-SPACING   H   K   L   Multiplicity
                16.67        100.00        5.3190    0   0   2         1
                23.17          3.52        3.8391    1   0   0         6
                24.65         44.92        3.6111    1   0   1         6
                28.68         49.64        3.1129    1   0   2         6
                33.70         61.97        2.6595    0   0   4         1
                34.43         21.55        2.6049    1   0   3         6
                40.71         12.31        2.2165    1   1   0         6
                41.30          5.06        2.1862    1   0   4         6
                41.62         50.08        2.1699    1   1   1         6
                44.27         25.12        2.0460    1   1   2         6
                48.17          4.48        1.8890    2   0   1         6
                48.43         27.54        1.8795    1   1   3         6
                48.95          1.13        1.8609    1   0   5         6
                50.55          4.59        1.8056    2   0   2         6
                51.55          5.98        1.7730    0   0   6         1
                57.23          8.78        1.6096    1   0   6         6
                60.30         10.81        1.5349    1   1   5         6
                64.85          1.04        1.4377    2   1   1         6
                64.85          1.60        1.4377    1   2   1         6
                66.13          3.67        1.4130    1   0   7         6
                66.83          2.35        1.3999    1   2   2         6
                66.83          1.49        1.3999    2   1   2         6
                67.67          1.09        1.3845    1   1   6         6
                72.59          3.09        1.3024    2   0   6         6
                74.09         12.79        1.2797    3   0   0         6
                75.91          3.97        1.2534    1   1   7         6
                76.58          4.32        1.2442    3   0   2         6
                83.91          8.17        1.1531    3   0   4         6
                85.08          3.30        1.1403    1   1   8         6
                86.71          1.83        1.1229    1   2   6         6
                86.71          1.66        1.1229    2   1   6         6
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       XPOW Copyright 1993 Bob Downs, Ranjini Swaminathan and Kurt Bartelmehs
  For reference, see Downs et al. (1993) American Mineralogist 78, 1104-1107.