Rutile
Diffraction data computed using the structure from the paper listed below,
along with the cell parameters refined from the powder pattern for R110109
      Baur W H, Khan A A
      Acta Crystallographica B27 (1971) 2133-2139
      Rutile-type compounds. VI.
      SiO2, GeO2 and a comparison with other rutile-type structures
      _database_code_amcsd 0009404

      CELL PARAMETERS:   4.6050  4.6050  2.9680   90.000   90.000   90.000
      SPACE GROUP: P4_2/mnm  

           ATOM        X         Y         Z     OCCUPANCY  ISO(B)
            Ti     0.00000   0.00000   0.00000     1.000     0.590
            O      0.30570   0.30570   0.00000     1.000     0.631

            X-RAY WAVELENGTH:     1.541838
            BOUNDS ON TWO THETA:    5.0  90.0
            LIMITS IMPOSED ON THE INDICES ARE:  +/-  4 +/-  4 +/-  2
            MAX. ABS. INTENSITY / VOLUME**2:      46.68295647    
            The INTENSITY cut off value is   1.00

               2-THETA      INTENSITY    D-SPACING   H   K   L
                27.39        100.00        3.2562    1   1   0
                36.00         44.67        2.4947    1   0   1
                39.12          6.77        2.3025    2   0   0
                41.15         18.20        2.1935    1   1   1
                43.97          6.65        2.0594    2   1   0
                54.21         54.35        1.6920    2   1   1
                56.52         15.96        1.6281    2   2   0
                62.60          7.56        1.4840    0   0   2
                63.93          7.56        1.4562    3   1   0
                68.86         18.91        1.3634    3   0   1
                69.63          9.26        1.3504    1   1   2
                76.35          1.99        1.2474    2   0   2
                79.63          1.11        1.2040    2   1   2
                82.16          3.88        1.1732    3   2   1
                84.08          2.60        1.1513    4   0   0
                89.32          6.34        1.0968    2   2   2
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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.