Al2 Cu O4
      Passerini L
      Gazzetta Chimica Italiana 60 (1930) 389-399
      Ricerche sugli Spinelli.- II- I composti. Cu Al2 O4, Mg Al2 O4,
      Mg Fe2 O4, Zn Al2 O4, Zn Cr2 O4, Zn Fe2 O4, Mn Fe2 O4
      _cod_database_code 1010128
      _database_code_amcsd 0017058

      CELL PARAMETERS:    8.0550   8.0550   8.0550   90.000   90.000   90.000
      SPACE GROUP: Fd3m      
      X-RAY WAVELENGTH:     1.541838
      Cell Volume:    522.633
      Density (g/cm3):      4.613
      MAX. ABS. INTENSITY / VOLUME**2:      59.51022586    
      RIR:      4.201
      RIR based on corundum from Acta Crystallographica A38 (1982) 733-739
               2-THETA      INTENSITY    D-SPACING   H   K   L   Multiplicity
                19.08         13.63        4.6506    1   1   1         8
                31.41         66.15        2.8479    2   2   0        12
                37.01        100.00        2.4287    3   1   1        24
                45.02          4.92        2.0138    4   0   0         6
                49.31          3.28        1.8479    3   3   1        24
                55.92         21.88        1.6442    4   2   2        24
                59.64          7.15        1.5502    3   3   3         8
                59.64         21.46        1.5502    5   1   1        24
                65.56         40.45        1.4239    4   4   0        12
                68.97          1.81        1.3615    5   3   1        48
                74.50          7.84        1.2736    6   2   0        24
                77.75          8.56        1.2284    5   3   3        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.