Natisite
      Nyman H, O'Keeffe M, Bovin J O
      Acta Crystallographica B34 (1978) 905-906
      Sodium titanium silicate, Na2TiSiO5
      Locality: synthetic
      Note: anisoU's from ICSD
      _database_code_amcsd 0009628

      CELL PARAMETERS:    6.4800   6.4800   5.1070   90.000   90.000   90.000
      SPACE GROUP: P4/nmm    
      X-RAY WAVELENGTH:     1.541838
      Cell Volume:    214.445
      Density (g/cm3):      3.127
      MAX. ABS. INTENSITY / VOLUME**2:      27.48547960    
      RIR:      2.862
      RIR based on corundum from Acta Crystallographica A38 (1982) 733-739
               2-THETA      INTENSITY    D-SPACING   H   K   L   Multiplicity
                17.36         25.09        5.1070    0   0   1         2
                19.37          3.86        4.5821    1   1   0         4
                22.16         12.41        4.0110    1   0   1         8
                27.53         14.06        3.2400    2   0   0         4
                32.73        100.00        2.7359    2   0   1         8
                35.14          3.33        2.5535    0   0   2         2
                35.62         10.53        2.5204    2   1   1        16
                37.87         14.00        2.3757    1   0   2         8
                39.33         14.48        2.2910    2   2   0         4
                44.20          6.48        2.0492    3   1   0         8
                45.60          6.88        1.9894    3   0   1         8
                47.83          1.47        1.9018    3   1   1        16
                53.75         24.03        1.7053    2   2   2         8
                53.85          1.06        1.7023    0   0   3         2
                55.74          7.15        1.6491    3   0   2         8
                55.84          3.43        1.6465    1   0   3         8
                56.83         19.62        1.6200    4   0   0         4
                59.90          1.74        1.5442    4   0   1         8
                60.63          2.44        1.5274    3   3   0         4
                61.54          7.88        1.5070    2   0   3         8
                63.27          2.00        1.4697    3   2   2        16
                63.37          7.40        1.4678    2   1   3        16
                67.15         17.74        1.3940    4   2   1        16
                68.61          3.07        1.3679    4   0   2         8
                68.69          1.42        1.3664    2   2   3         8
                70.34          1.98        1.3384    4   1   2        16
                70.42          1.07        1.3370    3   0   3         8
                75.72          1.08        1.2562    4   3   1        16
                77.18          2.84        1.2359    3   2   3        16
                82.57          3.45        1.1684    2   1   4        16
                83.68          2.37        1.1557    4   3   2        16
                83.76          2.02        1.1548    4   1   3        16
                84.60          4.10        1.1455    4   4   0         4
                87.46          2.27        1.1153    2   2   4         8
                88.64          6.19        1.1034    4   2   3        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.