Francisite
      Pring A, Gatehouse B M, Birch W D
      American Mineralogist 75 (1990) 1421-1425
      Francisite, Cu3Bi(SeO3)2O2Cl, a new mineral from Iron Monarch, South Australia:
      Description and crystal structure
      _database_code_amcsd 0001339

      CELL PARAMETERS:    6.3540   9.6300   7.2200   90.000   90.000   90.000
      SPACE GROUP: Pmmn      
      X-RAY WAVELENGTH:     1.541838
      Cell Volume:    441.785
      Density (g/cm3):      5.419
      MAX. ABS. INTENSITY / VOLUME**2:      52.79597947    
      RIR:      3.172
      RIR based on corundum from Acta Crystallographica A38 (1982) 733-739
               2-THETA      INTENSITY    D-SPACING   H   K   L   Multiplicity
                12.26         11.82        7.2200    0   0   1         2
                15.34         69.15        5.7767    0   1   1         4
                16.72        100.00        5.3036    1   1   0         4
                20.78          7.19        4.2743    1   1   1         8
                24.66          6.33        3.6100    0   0   2         2
                26.30         93.26        3.3887    1   2   1         8
                26.37          4.73        3.3803    0   1   2         4
                28.09         35.15        3.1770    2   0   0         2
                28.44         24.62        3.1388    1   0   2         4
                29.94         50.96        2.9843    1   1   2         8
                30.75         20.86        2.9079    2   0   1         4
                30.96         78.72        2.8884    0   2   2         4
                31.22         53.40        2.8651    1   3   0         4
                32.15          9.57        2.7838    2   1   1         8
                33.65          8.29        2.6631    1   3   1         8
                33.80         44.21        2.6518    2   2   0         4
                34.10          7.31        2.6294    1   2   2         8
                36.08         46.98        2.4892    2   2   1         8
                37.35         19.38        2.4075    0   4   0         2
                37.37          2.36        2.4067    0   0   3         2
                37.49          1.32        2.3988    0   3   2         4
                37.72         21.15        2.3850    2   0   2         4
                38.56          7.72        2.3349    0   1   3         4
                38.90          3.32        2.3150    2   1   2         8
                39.46          6.27        2.2839    0   4   1         4
                40.06         21.35        2.2506    1   0   3         4
                40.18         36.38        2.2442    1   3   2         8
                41.19          1.30        2.1916    1   1   3         8
                41.92          3.75        2.1551    2   3   1         8
                41.97         18.55        2.1527    0   2   3         4
                42.04         12.64        2.1493    1   4   1         8
                42.29         14.59        2.1372    2   2   2         8
                43.76         11.04        2.0686    3   1   0         4
                44.58          1.43        2.0324    3   0   1         4
                45.27          3.41        2.0029    0   4   2         4
                45.62          1.01        1.9886    3   1   1         8
                47.20          6.16        1.9256    0   3   3         4
                47.38          3.58        1.9188    2   4   0         4
                47.39          2.36        1.9184    2   0   3         4
                47.49          1.84        1.9144    2   3   2         8
                48.38          3.64        1.8814    2   1   3         8
                48.63         13.12        1.8724    3   2   1         8
                48.95          8.21        1.8609    0   5   1         4
                49.13          2.94        1.8544    2   4   1         8
                49.92          4.47        1.8268    3   0   2         4
                50.57          4.09        1.8050    0   0   4         2
                50.88         14.97        1.7948    3   1   2         8
                51.15          3.78        1.7859    1   5   1         8
                51.71          9.60        1.7679    3   3   0         4
                53.35          1.99        1.7171    3   3   1         8
                53.64         18.25        1.7087    1   1   4         8
                53.66          2.01        1.7080    3   2   2         8
                53.96          3.54        1.6993    0   5   2         4
                54.13         38.91        1.6943    2   4   2         8
                54.27          2.42        1.6901    0   2   4         4
                55.83         16.44        1.6467    2   3   3         8
                55.93          3.83        1.6441    1   4   3         8
                56.02         14.28        1.6416    1   5   2         8
                57.38          6.74        1.6057    2   5   1         8
                57.41          4.04        1.6050    0   6   0         2
                58.01          9.27        1.5900    3   0   3         4
                58.07         16.14        1.5885    4   0   0         2
                58.10          7.56        1.5877    3   3   2         8
                58.95          1.45        1.5668    0   6   1         4
                59.53          3.18        1.5530    3   4   1         8
                60.44          3.65        1.5316    4   1   1         8
                60.63          2.23        1.5272    1   3   4         8
                60.90          1.27        1.5212    1   6   1         8
                61.84          7.34        1.5003    2   4   3         8
                61.93          4.49        1.4984    2   5   2         8
                62.22         26.02        1.4921    2   2   4         8
                63.42          9.45        1.4666    0   6   2         4
                63.58          2.00        1.4633    1   5   3         8
                64.53          4.40        1.4442    0   4   4         4
                64.54          5.13        1.4440    0   0   5         2
                65.11         12.09        1.4326    2   6   0         4
                65.30          1.05        1.4290    1   6   2         8
                65.35          2.25        1.4280    0   1   5         4
                66.39          1.66        1.4081    1   0   5         4
                66.55          1.10        1.4052    2   6   1         8
                66.93          1.61        1.3980    3   5   1         8
                67.27         15.56        1.3919    4   2   2         8
                69.06          9.12        1.3600    3   1   4         8
                69.56          1.59        1.3515    1   2   5         8
                69.97          5.77        1.3446    1   7   0         4
                70.53          1.20        1.3353    0   6   3         4
                71.05          1.52        1.3267    3   4   3         8
                71.10          5.74        1.3259    4   4   0         4
                71.13          7.52        1.3254    3   5   2         8
                71.66          1.86        1.3169    0   3   5         4
                71.81          1.11        1.3146    2   0   5         4
                71.89          1.79        1.3134    4   1   3         8
                72.31          3.92        1.3068    1   6   3         8
                72.48          1.48        1.3041    4   4   1         8
                72.58          2.11        1.3025    2   1   5         8
                73.42         10.53        1.2896    1   5   4         8
                73.43          3.07        1.2895    1   3   5         8
                74.19          5.24        1.2782    4   2   3         8
                75.45          2.60        1.2600    1   7   2         8
                75.45          1.32        1.2599    5   1   0         4
                75.47          1.37        1.2596    3   6   1         8
                76.55          1.62        1.2446    4   4   2         8
                77.00          1.34        1.2383    0   4   5         4
                77.91          1.07        1.2261    3   5   3         8
                77.97          3.88        1.2254    4   3   3         8
                78.65          5.09        1.2165    2   3   5         8
                78.73          2.11        1.2155    1   4   5         8
                79.05          4.08        1.2113    5   2   1         8
                79.30          3.52        1.2082    4   5   1         8
                79.65          1.08        1.2038    0   8   0         2
                80.40          2.39        1.1944    0   7   3         4
                80.50          1.43        1.1931    3   0   5         4
                80.55          1.37        1.1925    4   0   4         4
                80.80          2.70        1.1895    5   1   2         8
                80.97          1.99        1.1874    0   8   1         4
                81.45          3.88        1.1816    5   3   0         4
                82.13          1.70        1.1735    1   1   6         8
                82.65          1.24        1.1674    0   2   6         4
                82.68          3.50        1.1672    1   8   1         8
                83.26          1.61        1.1604    4   5   2         8
                83.52          1.84        1.1575    4   2   4         8
                83.86          3.69        1.1537    3   7   0         4
                86.08          3.33        1.1296    3   6   3         8
                86.13          1.92        1.1290    4   6   0         4
                86.48          2.78        1.1253    2   0   6         4
                86.63          1.81        1.1238    5   0   3         4
                86.71          3.72        1.1230    5   3   2         8
                86.79          2.42        1.1221    2   6   4         8
                87.15          7.12        1.1184    3   5   4         8
                87.16          1.81        1.1183    3   3   5         8
                87.19          3.00        1.1180    2   7   3         8
                87.93          1.58        1.1105    5   4   1         8
                88.03          3.99        1.1095    1   3   6         8
                89.10          2.05        1.0989    3   7   2         8
================================================================================
       XPOW Copyright 1993 Bob Downs, Ranjini Swaminathan and Kurt Bartelmehs
  For reference, see Downs et al. (1993) American Mineralogist 78, 1104-1107.