Cristobalite
      Peacor D R
      Zeitschrift fur Kristallographie 138 (1973) 274-298
      High-temperature single-crystal study of the cristobalite inversion
      Note: Cell has been corrected
      Sample: T = 28 C
      Locality: Ellora Caves, Hyderabad State, India
      _database_code_amcsd 0010747

      CELL PARAMETERS:    4.9790   4.9790   6.9500   90.000   90.000   90.000
      SPACE GROUP: P4_12_12  
      X-RAY WAVELENGTH:     1.541838
      Cell Volume:    172.294
      Density (g/cm3):      2.316
      MAX. ABS. INTENSITY / VOLUME**2:      35.84060305    
      RIR:      5.039
      RIR based on corundum from Acta Crystallographica A38 (1982) 733-739
               2-THETA      INTENSITY    D-SPACING   H   K   L   Multiplicity
                21.96        100.00        4.0475    1   0   1         8
                28.42          8.99        3.1407    1   1   1         8
                31.39         11.22        2.8496    1   0   2         8
                36.08         14.41        2.4895    2   0   0         4
                36.32          4.22        2.4732    1   1   2         8
                42.64          2.86        2.1205    2   1   1         8
                44.78          2.51        2.0238    2   0   2         8
                46.95          5.27        1.9353    1   1   3         8
                48.56          5.44        1.8748    2   1   2         8
                54.07          2.70        1.6959    2   0   3         8
                57.05          4.23        1.6143    3   0   1         8
                57.40          1.24        1.6054    2   1   3         8
                60.27          2.78        1.5356    3   1   1         8
                61.96          3.18        1.4976    3   0   2         8
                65.03          2.36        1.4342    3   1   2         8
                65.51          1.53        1.4248    2   0   4         8
                66.74          1.52        1.4016    2   2   3         8
                68.50          2.56        1.3698    2   1   4         8
                69.39          1.12        1.3544    3   2   1         8
                70.31          2.04        1.3388    1   0   5         8
                72.60          2.52        1.3022    3   1   3         8
                73.84          2.46        1.2833    3   2   2         8
                77.98          1.23        1.2253    4   0   1         8
                79.34          1.60        1.2076    4   1   0         8
                81.07          1.45        1.1862    3   2   3         8
                81.66          1.64        1.1791    2   1   5         8
                88.96          1.83        1.1003    1   1   6         8
                89.06          1.14        1.0993    4   2   1         8
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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.