Steinhardtite
      Vailionis A, Gamaly E G, Mizeikis V, Yang W, Rode A V, Juodkazis S
      Nature Communications 2 (2011) 445-6
      Evidence of superdense aluminium synthesized by ultrafast microexplosion
      Locality: synthetic
      _database_code_amcsd 0020218

      CELL PARAMETERS:    2.8660   2.8660   2.8660   90.000   90.000   90.000
      SPACE GROUP: Im-3m     
      X-RAY WAVELENGTH:     1.541838
      Cell Volume:     23.541
      Density (g/cm3):      3.806
      MAX. ABS. INTENSITY / VOLUME**2:      65.59651363    
      RIR:      5.612
      RIR based on corundum from Acta Crystallographica A38 (1982) 733-739
               2-THETA      INTENSITY    D-SPACING   H   K   L   Multiplicity
                44.72        100.00        2.0266    1   1   0        12
                65.09         14.75        1.4330    2   0   0         6
                82.43         27.62        1.1700    2   1   1        24
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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.