Ringwoodite
      Ye Y, Brown D A, Smyth J R, Panero W R, Jacobsen S D, Chang Y Y, Townsend J P,
      Thomas S M, Hauri E H, Dera P, Frost D J
      American Mineralogist 97 (2012) 573-582
      Compressibility and thermal expansion of hydrous ringwoodite with 2.5(3) wt% H2O
      Locality: synthetic
      Note: T = 635 K
      _database_code_amcsd 0018834

      CELL PARAMETERS:    8.1164   8.1164   8.1164   90.000   90.000   90.000
      SPACE GROUP: Fd3m      
      X-RAY WAVELENGTH:     1.541838
      Cell Volume:    534.675
      Density (g/cm3):      3.364
      MAX. ABS. INTENSITY / VOLUME**2:      19.09595059    
      RIR:      1.849
      RIR based on corundum from Acta Crystallographica A38 (1982) 733-739
               2-THETA      INTENSITY    D-SPACING   H   K   L   Multiplicity
                31.17         32.09        2.8696    2   2   0        12
                36.72        100.00        2.4472    3   1   1        24
                38.42          4.09        2.3430    2   2   2         8
                44.66         45.59        2.0291    4   0   0         6
                48.92          2.22        1.8620    3   3   1        24
                55.46          9.74        1.6568    4   2   2        24
                59.15         13.61        1.5620    5   1   1        24
                59.15          9.85        1.5620    3   3   3         8
                65.00         59.55        1.4348    4   4   0        12
                73.84          3.59        1.2833    6   2   0        24
                77.05          8.08        1.2377    5   3   3        24
                82.30          4.29        1.1715    4   4   4         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.