Quartz
      Arnold H
      Zeitschrift fur Kristallographie 117 (1962) 467-469
      Die struktur des hochquarzes
      Note: sample is at T = 650 deg C
      Note: symmetry constraints on the temperature factors were applied incorrectly
      _database_code_amcsd 0010604

      CELL PARAMETERS:    5.0100   5.0100   5.4700   90.000   90.000  120.000
      SPACE GROUP: P6_222    
      X-RAY WAVELENGTH:     1.541838
      Cell Volume:    118.903
      Density (g/cm3):      2.517
      MAX. ABS. INTENSITY / VOLUME**2:      37.72495352    
      RIR:      4.880
      RIR based on corundum from Acta Crystallographica A38 (1982) 733-739
               2-THETA      INTENSITY    D-SPACING   H   K   L   Multiplicity
                20.47         20.33        4.3388    1   0   0         6
                26.22        100.00        3.3993    1   0   1        12
                35.85          3.26        2.5050    1   1   0         6
                38.93          2.41        2.3137    1   0   2        12
                41.63          4.27        2.1694    2   0   0         6
                44.95          3.27        2.0166    2   0   1        12
                49.33         16.17        1.8473    1   1   2        12
                53.95          1.34        1.6996    2   0   2        12
                58.78          6.91        1.5708    2   1   1        12
                64.42          1.12        1.4463    3   0   0         6
                66.48          4.68        1.4065    2   1   2        12
                66.92          1.62        1.3982    3   0   1        12
                67.05          7.54        1.3958    2   0   3        12
                74.17          2.08        1.2785    3   0   2        12
                78.43          2.31        1.2193    2   1   3        12
                79.92          2.52        1.2003    1   1   4        12
                81.98          1.28        1.1753    3   1   1        12
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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.