Quartz
      Kihara K
      European Journal of Mineralogy 2 (1990) 63-77
      An X-ray study of the temperature dependence of the quartz structure
      Sample: at T = 773 K
      _database_code_amcsd 0006367

      CELL PARAMETERS:    4.9628   4.9628   5.4360   90.000   90.000  120.000
      SPACE GROUP: P3_221    
      X-RAY WAVELENGTH:     1.541838
      Cell Volume:    115.948
      Density (g/cm3):      2.581
      MAX. ABS. INTENSITY / VOLUME**2:      35.32036282    
      RIR:      4.456
      RIR based on corundum from Acta Crystallographica A38 (1982) 733-739
               2-THETA      INTENSITY    D-SPACING   H   K   L   Multiplicity
                20.67         19.47        4.2979    1   0   0         6
                26.44         64.06        3.3714    0   1   1         6
                26.44         35.94        3.3714    1   0   1         6
                36.20          5.12        2.4814    1   1   0         3
                39.22          4.26        2.2972    1   0   2         6
                39.94          1.69        2.2573    1   1   1         6
                42.05          4.24        2.1490    2   0   0         6
                45.38          1.04        1.9985    0   2   1         6
                45.38          1.94        1.9985    2   0   1         6
                49.75         13.49        1.8326    1   1   2         6
                54.43          2.14        1.6857    0   2   2         6
                55.00          1.01        1.6697    0   1   3         6
                59.38          3.30        1.5564    2   1   1         6
                59.38          3.81        1.5564    1   2   1         6
                67.13          2.73        1.3944    1   2   2         6
                67.13          1.42        1.3944    2   1   2         6
                67.63          2.17        1.3853    0   3   1         6
                67.63          1.72        1.3853    0   2   3         6
                67.63          4.25        1.3853    2   0   3         6
                74.93          1.22        1.2674    3   0   2         6
                79.19          1.28        1.2096    2   1   3         6
                80.60          1.98        1.1919    1   1   4         6
================================================================================
       XPOW Copyright 1993 Bob Downs, Ranjini Swaminathan and Kurt Bartelmehs
  For reference, see Downs et al. (1993) American Mineralogist 78, 1104-1107.