Marianoite
      Chakhmouradian A R, Mitchell R H, Burns P C, Mikhailova Y, Reguir E P
      The Canadian Mineralogist 46 (2008) 1023-1032
      Marianoite, a new member of the cuspidine group from the Prairie Lake
      silicocarbonatite, Ontario
      Note: ordering of elements in M1 and M2 could not be determined
      Locality: Prairie Lake silicocarbonatite, Ontario, Canada
      _database_code_amcsd 0019475

      CELL PARAMETERS:   10.8459  10.2260   7.2727   90.000  109.332   90.000
      SPACE GROUP: P2_1      
      X-RAY WAVELENGTH:     1.541838
      Cell Volume:    761.136
      Density (g/cm3):      3.460
      MAX. ABS. INTENSITY / VOLUME**2:      10.80031872    
      RIR:      1.016
      RIR based on corundum from Acta Crystallographica A38 (1982) 733-739
               2-THETA      INTENSITY    D-SPACING   H   K   L   Multiplicity
                12.24         35.38        7.2338    1   1   0         2
                12.90         19.39        6.8626    0   0   1         2
                12.94         13.56        6.8432   -1   0   1         2
                15.55         18.87        5.6984    0   1   1         2
                15.58          3.57        5.6873   -1   1   1         2
                17.34          4.95        5.1130    0   2   0         1
                17.79         23.58        4.9871    1   0   1         2
                19.40         14.34        4.5762    2   1   0         2
                19.41         12.65        4.5740    1   2   0         2
                19.81         23.79        4.4825    1   1   1         2
                19.88          5.28        4.4663   -2   1   1         2
                21.67          1.65        4.1001    0   2   1         2
                21.70         30.22        4.0960   -1   2   1         2
                24.61          7.40        3.6169    2   2   0         2
                24.91          6.59        3.5743    2   0   1         2
                24.94          1.68        3.5701    1   2   1         2
                25.00         14.76        3.5619   -2   2   1         2
                25.01         12.94        3.5606   -3   0   1         2
                26.01          8.07        3.4261   -1   1   2         2
                26.42          6.55        3.3741    2   1   1         2
                26.51          8.84        3.3626   -3   1   1         2
                27.42          4.66        3.2531    0   1   2         2
                27.49          2.62        3.2448   -2   1   2         2
                27.56          3.70        3.2361    3   1   0         2
                27.58         61.71        3.2340    1   3   0         2
                29.25          6.72        3.0528    0   3   1         2
                29.27         11.95        3.0511   -1   3   1         2
                30.08        100.00        2.9704    1   0   2         2
                30.22         92.32        2.9579   -3   0   2         2
                30.52          1.22        2.9295    2   2   1         2
                30.60          1.03        2.9219   -3   2   1         2
                31.36         12.94        2.8525    1   1   2         2
                31.40          8.92        2.8492    0   2   2         2
                31.46          8.36        2.8436   -2   2   2         2
                31.49         19.54        2.8414   -3   1   2         2
                31.53         51.01        2.8378    3   2   0         2
                31.54         99.88        2.8369    2   3   0         2
                31.80          2.89        2.8141    1   3   1         2
                31.85          5.45        2.8101   -2   3   1         2
                33.07          1.37        2.7088   -4   0   1         2
                34.24          2.43        2.6185   -4   1   1         2
                35.07          5.74        2.5586    4   0   0         2
                35.10          4.18        2.5565    0   4   0         1
                36.12         26.11        2.4869   -1   3   2         2
                36.19         12.37        2.4821    4   1   0         2
                37.11          5.64        2.4226    2   1   2         2
                37.18         11.39        2.4183    0   3   2         2
                37.23          9.63        2.4149   -2   3   2         2
                37.27          5.46        2.4123   -4   1   2         2
                37.29          6.30        2.4113    3   3   0         2
                37.48          2.12        2.3995    3   2   1         2
                37.54          3.33        2.3957    0   4   1         2
                37.56          1.70        2.3948   -1   4   1         2
                37.58          1.77        2.3936   -4   2   1         2
                39.40          4.40        2.2870    2   4   0         2
                40.24          6.84        2.2412    2   2   2         2
                40.27          1.37        2.2394    1   3   2         2
                40.37          1.00        2.2340   -3   3   2         2
                40.39          7.90        2.2331   -4   2   2         2
                40.52          1.13        2.2264   -3   1   3         2
                41.44          1.23        2.1790   -1   2   3         2
                42.55          2.52        2.1248    3   3   1         2
                42.63          1.55        2.1207   -4   3   1         2
                43.14          3.33        2.0969    3   0   2         2
                43.29          2.16        2.0900    1   0   3         2
                43.33          2.69        2.0881   -5   0   2         2
                43.33          2.01        2.0881    0   2   3         2
                43.47          2.05        2.0818   -4   0   3         2
                43.52          1.44        2.0794    2   4   1         2
                44.08          4.26        2.0542    3   1   2         2
                44.26          1.00        2.0463    4   3   0         2
                44.27          2.50        2.0459   -5   1   2         2
                44.27          3.09        2.0458    3   4   0         2
                45.05         18.48        2.0125    2   3   2         2
                45.18          5.99        2.0071    5   1   0         2
                45.19         21.42        2.0067   -4   3   2         2
                45.21         17.32        2.0055    1   5   0         2
                45.34          1.01        2.0002    4   2   1         2
                46.32          2.25        1.9600    0   5   1         2
                46.33          1.80        1.9596   -1   5   1         2
                46.83          3.84        1.9401    3   2   2         2
                46.89          3.09        1.9377    1   4   2         2
                46.98          3.66        1.9342   -3   4   2         2
                47.01          5.63        1.9331   -5   2   2         2
                47.13          1.61        1.9281   -4   2   3         2
                47.89          1.10        1.8995    0   3   3         2
                47.90          1.95        1.8991    2   5   0         2
                48.08          1.58        1.8923    1   5   1         2
                48.68          1.77        1.8704    2   0   3         2
                49.54          4.75        1.8399    2   1   3         2
                49.75          1.89        1.8326    4   3   1         2
                50.18         38.43        1.8182   -2   0   4         2
                50.46          2.44        1.8085    4   4   0         2
                51.14         19.48        1.7860    3   3   2         2
                51.25          3.18        1.7826   -1   5   2         2
                51.27          2.57        1.7818    1   3   3         2
                51.30          1.09        1.7809   -4   4   2         2
                51.31         18.74        1.7806   -5   3   2         2
                51.43          1.97        1.7767   -4   3   3         2
                51.48          1.27        1.7751    2   5   1         2
                51.53          1.23        1.7735   -6   1   1         2
                51.53          1.84        1.7735   -3   5   1         2
                51.94          1.41        1.7604    4   1   2         2
                52.06          5.86        1.7568    0   5   2         2
                52.10          5.60        1.7555   -2   5   2         2
                52.12          5.55        1.7548    5   3   0         2
                52.14          1.30        1.7541    3   5   0         2
                52.15          2.69        1.7539   -6   1   2         2
                52.28          3.46        1.7497   -5   2   3         2
                53.74          1.56        1.7057    6   0   0         2
                53.77          1.27        1.7047    0   4   3         2
                53.99          2.35        1.6985   -6   2   1         2
                54.21          1.27        1.6920    0   1   4         2
                54.38         20.84        1.6870    4   2   2         2
                54.58         20.06        1.6813   -6   2   2         2
                54.59         12.42        1.6812    1   6   0         2
                55.26          1.32        1.6624    3   0   3         2
                55.53          1.63        1.6549   -6   0   3         2
                55.58          2.07        1.6534   -5   4   1         2
                56.31          2.17        1.6337   -6   1   3         2
                56.37          2.37        1.6322   -4   5   1         2
                56.91          1.89        1.6181    6   2   0         2
                56.94          1.15        1.6172   -5   4   2         2
                57.05          1.50        1.6143   -4   4   3         2
                57.14          1.93        1.6120   -2   6   1         2
                57.71          1.79        1.5975    4   5   0         2
                57.81          1.87        1.5949    5   3   1         2
                58.17          5.75        1.5858   -1   3   4         2
                58.25          5.61        1.5839   -3   3   4         2
                58.35          7.86        1.5813    2   5   2         2
                58.47          8.14        1.5785   -4   5   2         2
                59.30          1.11        1.5583   -2   5   3         2
                59.78          1.60        1.5469    5   0   2         2
                60.01          1.16        1.5416   -7   0   2         2
                60.07          1.12        1.5403    6   0   1         2
                60.15          1.02        1.5384    2   6   1         2
                60.36          7.02        1.5335    1   2   4         2
                60.40         10.85        1.5325    0   3   4         2
                60.53          2.95        1.5295    5   1   2         2
                60.55          9.38        1.5290   -4   3   4         2
                60.59          6.28        1.5283   -5   2   4         2
                60.67          9.19        1.5264    0   6   2         2
                60.71         10.14        1.5256   -2   6   2         2
                60.71          2.42        1.5254    6   3   0         2
                60.75          1.84        1.5247    0   5   3         2
                60.75          3.80        1.5247    3   6   0         2
                60.76          3.36        1.5244   -7   1   2         2
                60.83          1.39        1.5228   -3   5   3         2
                62.54          2.85        1.4852    2   0   4         2
                62.71          1.11        1.4817   -2   4   4         2
                62.83          1.77        1.4789   -6   0   4         2
                63.27          1.53        1.4698    2   1   4         2
                63.54          1.59        1.4641    3   5   2         2
                63.56          2.85        1.4637   -6   1   4         2
                63.69          1.47        1.4611   -5   5   2         2
                64.04          1.29        1.4539    1   3   4         2
                64.37          2.05        1.4473    7   1   0         2
                64.40          8.03        1.4468    5   5   0         2
                64.54          1.30        1.4438    3   6   1         2
                65.56          1.11        1.4239   -1   0   5         2
                65.71          1.23        1.4210    4   2   3         2
                65.82          4.39        1.4189    6   4   0         2
                66.44          1.64        1.4071    2   6   2         2
                66.52         10.66        1.4057    7   2   0         2
                66.55          1.40        1.4051   -4   6   2         2
                66.57          3.14        1.4047    2   7   0         2
                67.08          2.00        1.3954   -3   2   5         2
                67.17          1.11        1.3936    3   4   3         2
                67.30          1.43        1.3913   -1   6   3         2
                68.53          1.14        1.3693   -4   2   5         2
                69.26          1.04        1.3566   -5   1   5         2
                69.32          4.56        1.3556   -1   7   2         2
                69.62          1.40        1.3504    3   1   4         2
                69.79          3.51        1.3476   -1   5   4         2
                69.84          1.94        1.3468    6   1   2         2
                69.86          3.59        1.3464   -3   5   4         2
                70.03          1.27        1.3435   -2   7   2         2
                70.07          1.29        1.3429    3   7   0         2
                70.08          1.58        1.3427   -8   1   2         2
                70.57          1.60        1.3346   -3   3   5         2
                72.10          4.03        1.3099    6   5   0         2
                74.79          2.99        1.2694    8   1   0         2
                75.09          1.22        1.2651    3   3   4         2
                75.43          1.45        1.2602   -7   3   4         2
                76.87          1.82        1.2401    2   8   0         2
                77.26          3.38        1.2348   -1   6   4         2
                77.33          2.75        1.2339   -3   6   4         2
                77.34          1.29        1.2338    5   5   2         2
                80.20          1.20        1.1968   -8   4   2         2
                81.53          3.01        1.1807   -1   0   6         2
                81.73          2.87        1.1783   -5   0   6         2
                82.08          2.53        1.1742    1   8   2         2
                82.14          2.31        1.1734   -3   8   2         2
                82.34          1.12        1.1711   -4   2   6         2
                82.36          1.08        1.1709    4   3   4         2
                82.48          1.79        1.1694    1   6   4         2
                82.68          1.22        1.1671   -5   6   4         2
                82.75          1.13        1.1663   -8   3   4         2
                84.78          4.27        1.1435    4   8   0         2
                84.91          2.02        1.1420   -3   3   6         2
                85.67          3.22        1.1338    3   5   4         2
                85.88          3.63        1.1317    6   5   2         2
                86.00          2.72        1.1303   -7   5   4         2
                86.11          1.63        1.1292   -8  -5   2         2
                87.33          1.22        1.1166   -8   4   4         2
                87.54          3.96        1.1144    5   2   4         2
                87.75          1.28        1.1123    0   7   4         2
                88.00          3.24        1.1098   -9   2   4         2
                89.87          1.83        1.0915    3   8   2         2
================================================================================
       XPOW Copyright 1993 Bob Downs, Ranjini Swaminathan and Kurt Bartelmehs
  For reference, see Downs et al. (1993) American Mineralogist 78, 1104-1107.