Phurcalite
      Atencio D, Neumann R, Silva A J G C, Mascarenhas Y P
      The Canadian Mineralogist 29 (1991) 95-105
      Phurcalite from Perus, San Paulo, Brazil, and redetermination of its
      crystal structure
      Locality: Perus, San Paulo, Brazil
      _database_code_amcsd 0005255

      CELL PARAMETERS:   17.4150  16.0350  13.5980   90.000   90.000   90.000
      SPACE GROUP: Pbca      
      X-RAY WAVELENGTH:     1.541838
      Cell Volume:   3797.235
      Density (g/cm3):      4.282
      MAX. ABS. INTENSITY / VOLUME**2:      142.0274031    
      RIR:     10.800
      RIR based on corundum from Acta Crystallographica A38 (1982) 733-739
               2-THETA      INTENSITY    D-SPACING   H   K   L   Multiplicity
                10.16          2.49        8.7075    2   0   0         2
                11.04        100.00        8.0175    0   2   0         2
                11.56         15.82        7.6521    2   1   0         4
                12.82          6.06        6.9064    0   2   1         4
                13.28          3.74        6.6687    2   1   1         8
                13.98          1.43        6.3334    1   0   2         4
                15.02          2.78        5.8981    2   2   0         4
                15.04          1.02        5.8906    1   1   2         8
                17.51          2.28        5.0655    3   1   1         8
                17.85          2.78        4.9699    1   2   2         8
                19.49          7.55        4.5553    2   3   0         4
                20.56          4.19        4.3193    2   3   1         8
                20.87         20.77        4.2564    3   1   2         8
                21.15          1.18        4.2016    4   1   0         4
                21.76          1.22        4.0848    1   3   2         8
                22.18         13.02        4.0087    0   4   0         2
                22.53          3.56        3.9458    0   2   3         4
                23.13         10.45        3.8451    0   4   1         4
                23.25          2.59        3.8260    4   2   0         4
                23.55          2.23        3.7773    3   3   1         8
                24.45          2.15        3.6414    2   4   0         4
                26.18          8.61        3.4038    3   3   2         8
                26.21         15.37        3.3995    0   0   4         2
                26.40          1.28        3.3756    4   3   0         4
                26.72          1.39        3.3365    1   0   4         4
                27.77          1.04        3.2130    2   3   3         8
                28.52         21.91        3.1298    0   2   4         4
                28.71          3.25        3.1099    5   2   1         8
                28.74          5.50        3.1067    2   1   4         8
                28.80         25.30        3.0999    5   0   2         4
                29.35          1.47        3.0436    5   1   2         8
                29.75          5.21        3.0028    0   4   3         4
                30.09          1.32        2.9702    3   3   3         8
                30.35          1.31        2.9453    2   2   4         8
                30.42          1.48        2.9383    2   5   1         8
                30.93         33.18        2.8913    5   2   2         8
                32.57          2.22        2.7491    3   5   1         8
                33.53          1.64        2.6725    0   6   0         2
                34.19          5.30        2.6223    0   6   1         4
                34.60          6.25        2.5927    0   4   4         4
                34.75          4.06        2.5814    5   4   1         8
                35.82          1.59        2.5071    2   5   3         8
                36.49          1.42        2.4623    1   6   2         8
                36.65          7.62        2.4523    5   4   2         8
                39.13          1.30        2.3021    0   6   3         4
                39.63          1.38        2.2743    5   4   3         8
                40.32          1.53        2.2367    3   3   5         8
                41.29          1.00        2.1865    2   7   1         8
                41.88          5.96        2.1571    8   1   0         4
                42.96          2.47        2.1051    3   7   1         8
                43.05          1.19        2.1010    0   6   4         4
                43.18          3.56        2.0950    5   6   1         8
                43.22          4.67        2.0931    3   1   6         8
                43.71          1.91        2.0708    5   2   5         8
                44.77          2.08        2.0241    5   6   2         8
                44.96          2.31        2.0161    8   3   0         4
                45.58          1.44        1.9903    2   7   3         8
                45.76          2.71        1.9829    0   8   1         4
                46.24          2.20        1.9635    3   3   6         8
                46.49          1.54        1.9533    3   5   5         8
                47.13          1.32        1.9284    3   7   3         8
                47.33          4.09        1.9205    5   6   3         8
                47.58          1.10        1.9110    1   8   2         8
                47.71          1.70        1.9062    0   6   5         4
                47.89          4.58        1.8996    5   0   6         4
                48.14          1.78        1.8903    5   4   5         8
                49.30          9.69        1.8484    5   2   6         8
                49.74          2.63        1.8331    0   8   3         4
                50.08          3.48        1.8214    8   1   4         8
                51.16          1.69        1.7855    8   5   1         8
                52.55          1.89        1.7415   10   0   0         2
                52.79          1.84        1.7341    8   3   4         8
                53.15          3.37        1.7232    5   8   1         8
                53.37          3.58        1.7166    5   4   6         8
                53.87          2.09        1.7018   10   2   0         4
                53.94          1.37        1.6997    0   0   8         2
                54.73          1.16        1.6773    3   7   5         8
                54.91          2.13        1.6721    5   6   5         8
                55.24          2.34        1.6628    0   2   8         4
                56.75          1.99        1.6222    5   8   3         8
                57.08          1.09        1.6135    0   8   5         4
                57.72          1.19        1.5973   10   4   0         4
                59.03          1.35        1.5649    0   4   8         4
                59.65          2.12        1.5500   10   0   4         4
                60.87          3.17        1.5218   10   2   4         8
                63.55          1.42        1.4640    5   8   5         8
                64.32          1.41        1.4483    5  10   1         8
                64.45          1.21        1.4457   10   4   4         8
                65.13          1.06        1.4323    5   6   7         8
                67.55          1.24        1.3867    5  10   3         8
                72.10          1.52        1.3100   13   1   2         8
                72.19          1.02        1.3085   10   8   1         8
                76.07          1.27        1.2512    5   2  10         8
                79.74          1.08        1.2026   10   2   8         8
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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.