As Ga O4
      Philippot E, Armand P, Yot P, Cambon O, Goiffon A, McIntyre G, Bordet P
      Journal of Solid State Chemistry 146 (1999) 114-123
      Neutron and x-ray structure refinements between 15 and 1083 K of
      piezoelectric gallium arsenate, Ga As O4: temperature and pressure
      behavior compared with other alpha-quartz materials
      _cod_database_code 1009010
      _database_code_amcsd 0016872

      CELL PARAMETERS:    5.0590   5.0590  11.4240   90.000   90.000  120.000
      SPACE GROUP: P3_121    
      X-RAY WAVELENGTH:     1.541838
      Cell Volume:    253.208
      Density (g/cm3):      4.104
      MAX. ABS. INTENSITY / VOLUME**2:      102.9832582    
      RIR:      8.170
      RIR based on corundum from Acta Crystallographica A38 (1982) 733-739
               2-THETA      INTENSITY    D-SPACING   H   K   L   Multiplicity
                20.27         20.54        4.3812    1   0   0         6
                25.62         76.44        3.4764    0   1   2         6
                25.62         23.56        3.4764    1   0   2         6
                35.49          8.20        2.5295    1   1   0         3
                37.59         17.11        2.3925    1   0   4         6
                38.94         11.52        2.3129    1   1   2         6
                41.21         15.06        2.1906    2   0   0         6
                44.29          1.12        2.0454    0   2   2         6
                47.77          3.40        1.9040    0   0   6         2
                48.05          9.11        1.8936    1   1   4         6
                52.40          1.38        1.7462    0   1   6         6
                52.66          1.66        1.7382    2   0   4         6
                52.66          1.81        1.7382    0   2   4         6
                55.49          1.28        1.6559    2   1   0         6
                57.99          7.53        1.5905    2   1   2         6
                57.99          2.52        1.5905    1   2   2         6
                60.90          2.45        1.5212    1   1   6         6
                64.89          3.58        1.4371    2   0   6         6
                64.89          2.04        1.4371    0   2   6         6
                65.11          5.75        1.4326    1   2   4         6
                66.03          4.44        1.4149    0   3   2         6
                69.20          1.64        1.3577    0   1   8         6
                69.20          1.37        1.3577    1   0   8         6
                72.72          2.37        1.3003    3   0   4         6
                76.19          1.18        1.2495    2   1   6         6
                76.62          1.30        1.2435    1   1   8         6
                78.76          2.07        1.2151    3   1   0         6
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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.