Argutite
      Haines J, Leger J M, Chateau C, Pereira A S
      Physics and Chemistry of Minerals 27 (2000) 575-582
      Structural evolution of rutile-type and CaCl2-type germanium dioxide
      at high pressure
      Sample: rutile-type, P = 10.4 GPa
      _database_code_amcsd 0008435

      CELL PARAMETERS:    4.3340   4.3340   2.8376   90.000   90.000   90.000
      SPACE GROUP: P4_2/mnm  
      X-RAY WAVELENGTH:     1.541838
      Cell Volume:     53.300
      Density (g/cm3):      6.519
      MAX. ABS. INTENSITY / VOLUME**2:      125.8055399    
      RIR:      6.284
      RIR based on corundum from Acta Crystallographica A38 (1982) 733-739
               2-THETA      INTENSITY    D-SPACING   H   K   L   Multiplicity
                29.14        100.00        3.0646    1   1   0         4
                37.90         64.64        2.3740    1   0   1         8
                41.68         15.28        2.1670    2   0   0         4
                43.46          7.48        2.0821    1   1   1         8
                46.87          2.41        1.9382    2   1   0         8
                57.59         56.68        1.6005    2   1   1        16
                60.41         14.82        1.5323    2   2   0         4
                65.83          6.67        1.4188    0   0   2         2
                68.46         11.14        1.3705    3   1   0         8
                73.56         11.27        1.2875    1   1   2         8
                73.57         16.65        1.2874    3   0   1         8
                81.00          4.71        1.1870    2   0   2         8
                88.30          8.29        1.1068    3   2   1        16
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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.