Mendipite
      Krivovichev S V, Burns P C
      European Journal of Mineralogy 13 (2001) 801-809
      Crystal chemistry of lead oxide chlorides. I. Crystal structures of
      synthetic mendipite, Pb3O2Cl2, and synthetic damaraite, Pb3O2(OH)Cl
      _database_code_amcsd 0006898

      CELL PARAMETERS:   11.8790   5.8080   9.5050   90.000   90.000   90.000
      SPACE GROUP: Pnma      
      X-RAY WAVELENGTH:     1.541838
      Cell Volume:    655.781
      Density (g/cm3):      7.337
      MAX. ABS. INTENSITY / VOLUME**2:      109.5057202    
      RIR:      4.860
      RIR based on corundum from Acta Crystallographica A38 (1982) 733-739
               2-THETA      INTENSITY    D-SPACING   H   K   L   Multiplicity
                11.92         68.98        7.4216    1   0   1         4
                14.92          3.14        5.9395    2   0   0         2
                17.61         22.94        5.0370    2   0   1         4
                17.90          2.03        4.9560    0   1   1         4
                18.67          5.25        4.7525    0   0   2         2
                19.41          7.59        4.5739    1   1   1         8
                20.12          2.03        4.4125    1   0   2         4
                21.40         29.18        4.1526    2   1   0         4
                23.38         68.18        3.8053    2   1   1         8
                24.35          4.72        3.6552    3   0   1         4
                25.35         92.23        3.5135    1   1   2         8
                28.86         64.89        3.0935    3   1   1         8
                29.17          3.53        3.0613    1   0   3         4
                29.36         77.45        3.0421    3   0   2         4
                30.79         83.05        2.9040    0   2   0         2
                32.02          7.48        2.7955    2   0   3         4
                32.18         91.88        2.7814    0   1   3         4
                33.08         39.66        2.7082    1   1   3         8
                33.13          5.27        2.7043    1   2   1         8
                33.90        100.00        2.6441    4   1   0         4
                35.64          2.70        2.5189    2   1   3         8
                35.65          2.33        2.5185    4   0   2         4
                35.69          3.44        2.5158    2   2   1         8
                36.25          2.36        2.4780    0   2   2         4
                36.31          8.54        2.4739    3   0   3         4
                37.86          7.04        2.3763    0   0   4         2
                38.98          4.99        2.3106    4   1   2         8
                39.64          2.72        2.2737    3   2   1         8
                40.90          5.47        2.2062    2   0   4         4
                41.68         26.76        2.1667    4   0   3         4
                42.93          4.28        2.1069    1   2   3         8
                43.06         68.88        2.1006    3   2   2         8
                43.90          1.06        2.0624    2   1   4         8
                45.01         10.24        2.0140    2   2   3         8
                45.83         10.10        1.9798    6   0   0         2
                46.87          7.09        1.9382    6   0   1         4
                47.81          1.66        1.9026    4   2   2         8
                47.86          4.27        1.9008    5   0   3         4
                48.33          6.98        1.8832    3   2   3         8
                48.50         12.95        1.8771    1   0   5         4
                49.52          3.18        1.8407    2   3   0         4
                49.57          3.56        1.8390    0   2   4         4
                50.40          1.56        1.8105    2   0   5         4
                50.50          7.72        1.8071    2   3   1         8
                50.52          9.22        1.8065    5   1   3         8
                51.14          1.76        1.7861    1   1   5         8
                51.55         12.64        1.7729    1   3   2         8
                51.72          3.44        1.7674    4   1   4         8
                52.06          6.86        1.7568    2   2   4         8
                52.71         30.99        1.7366    4   2   3         8
                52.98          5.49        1.7285    2   1   5         8
                53.57          9.71        1.7108    3   3   1         8
                54.96          5.80        1.6706    7   0   1         4
                55.64         16.68        1.6520    0   3   3         4
                55.94         25.40        1.6437    3   1   5         8
                56.22          7.36        1.6363    1   3   3         8
                56.23          7.67        1.6358    6   2   0         4
                56.76         19.30        1.6218    4   3   0         4
                57.10         11.59        1.6129    6   1   3         8
                57.14          7.27        1.6121    6   2   1         8
                57.39          1.20        1.6055    7   1   1         8
                57.99          5.54        1.5904    5   2   3         8
                58.55         10.57        1.5765    1   2   5         8
                58.81          5.05        1.5703    1   0   6         4
                59.93          3.55        1.5435    4   1   5         8
                60.04         21.71        1.5409    7   1   2         8
                60.23          1.31        1.5364    2   2   5         8
                60.30          1.14        1.5349    4   3   2         8
                60.48          1.03        1.5307    2   0   6         4
                61.14          2.02        1.5158    1   1   6         8
                62.55          2.53        1.4849    8   0   0         2
                62.58          1.03        1.4843    5   0   5         4
                62.78          2.13        1.4801    2   1   6         8
                63.19          4.30        1.4714    6   1   4         8
                64.14          9.49        1.4520    0   4   0         2
                64.33          5.10        1.4481    7   2   1         8
                64.83          2.99        1.4381    5   1   5         8
                65.46          3.57        1.4258    3   1   6         8
                65.50          1.32        1.4250    1   4   1         8
                65.64          2.12        1.4224    8   1   1         8
                67.85          5.20        1.3813    1   2   6         8
                67.87          1.38        1.3810    7   0   4         4
                68.10          1.21        1.3769    8   1   2         8
                69.28          3.12        1.3563    5   3   3         8
                69.41          1.07        1.3541    2   2   6         8
                70.27          1.14        1.3396    4   3   4         8
                71.32          1.93        1.3224    2   3   5         8
                71.33          2.49        1.3222    0   1   7         4
                71.34          2.69        1.3221    8   2   0         4
                71.59          2.46        1.3180    5   0   6         4
                71.84          2.14        1.3141    1   1   7         8
                72.07          9.46        1.3104    3   4   2         8
                72.11          3.05        1.3099    8   1   3         8
                73.49          1.36        1.2885    2   4   3         8
                73.71          3.17        1.2853    5   1   6         8
                73.85          9.50        1.2832    3   3   5         8
                74.86          4.65        1.2684    6   3   3         8
                75.03          4.96        1.2660    7   0   5         4
                75.48          1.11        1.2594    4   2   6         8
                76.00          1.40        1.2522    3   4   3         8
                76.36          1.95        1.2472    7   2   4         8
                76.96          1.21        1.2390    0   4   4         4
                77.26          1.17        1.2349    4   0   7         4
                77.34          1.43        1.2338    4   3   5         8
                77.44          9.00        1.2325    7   3   2         8
                78.50          1.73        1.2184    9   0   3         4
                78.93          1.22        1.2129    2   4   4         8
                79.45          6.23        1.2062    4   4   3         8
                79.93          2.90        1.2002    5   2   6         8
                80.26          1.88        1.1961    6   3   4         8
                81.76          1.37        1.1780    5   3   5         8
                82.33          1.61        1.1712    3   3   6         8
                82.36          2.74        1.1709    6   4   0         4
                82.42          1.31        1.1702    8   0   5         4
                82.86          1.51        1.1650    2   0   8         4
                82.87          1.03        1.1649    9   2   2         8
                82.97          4.03        1.1638   10   1   0         4
                83.12          2.07        1.1621    6   4   1         8
                83.26          5.97        1.1605    7   2   5         8
                83.44          2.17        1.1585    1   1   8         8
                83.73          1.75        1.1552   10   1   1         8
                83.84          1.25        1.1539    5   4   3         8
                84.33          3.94        1.1485    1   4   5         8
                84.89          1.65        1.1423    2   1   8         8
                85.43          2.31        1.1364    4   2   7         8
                85.86          1.29        1.1319    2   5   1         8
                86.65          2.59        1.1235    9   2   3         8
                86.67          2.17        1.1233    1   5   2         8
                87.75          1.94        1.1123   10   0   3         4
                87.81          1.29        1.1117    0   3   7         4
                88.27          1.87        1.1070    3   5   1         8
                88.29          1.11        1.1068    1   3   7         8
                88.55          1.63        1.1043    8   3   3         8
                89.41          2.18        1.0959    7   4   1         8
                89.51          1.52        1.0950    1   2   8         8
                89.78          1.36        1.0923    5   2   7         8
                89.96          3.26        1.0906    0   5   3         4
================================================================================
       XPOW Copyright 1993 Bob Downs, Ranjini Swaminathan and Kurt Bartelmehs
  For reference, see Downs et al. (1993) American Mineralogist 78, 1104-1107.