Gerstmannite
      Moore P B, Araki T
      American Mineralogist 62 (1977) 51-59
      Gerstmannite, a new zinc silicate mineral and a novel cubic close-packed oxide
      structure
      _database_code_amcsd 0000554

      CELL PARAMETERS:    8.1850  18.6500   6.2560   90.000   90.000   90.000
      SPACE GROUP: Bbcm      
      X-RAY WAVELENGTH:     1.541838
      Cell Volume:    954.980
      Density (g/cm3):      3.647
      MAX. ABS. INTENSITY / VOLUME**2:      15.37689791    
      RIR:      1.373
      RIR based on corundum from Acta Crystallographica A38 (1982) 733-739
               2-THETA      INTENSITY    D-SPACING   H   K   L   Multiplicity
                 9.48         55.01        9.3250    0   2   0         2
                18.47         34.74        4.8028    1   1   1         8
                19.03          8.98        4.6625    0   4   0         2
                20.25         28.57        4.3862    1   2   1         8
                21.72          9.85        4.0925    2   0   0         2
                22.24         16.42        3.9974    2   1   0         4
                22.91          2.11        3.8821    1   3   1         8
                23.74         14.01        3.7475    2   2   0         4
                26.07         63.01        3.4183    2   3   0         4
                26.21         16.52        3.4005    1   4   1         8
                28.72          6.31        3.1083    0   6   0         2
                29.03         13.05        3.0757    2   4   0         4
                29.95         28.90        2.9834    1   5   1         8
                30.13         15.12        2.9656    0   2   2         4
                32.48         59.11        2.7568    2   5   0         4
                34.53        100.00        2.5976    0   4   2         4
                36.14          7.20        2.4852    2   0   2         4
                36.24         19.42        2.4787    3   1   1         8
                36.47         43.49        2.4634    2   1   2         8
                37.45         19.53        2.4014    2   2   2         8
                38.33          4.09        2.3482    1   7   1         8
                38.62         16.50        2.3312    0   8   0         2
                38.81          5.14        2.3202    3   3   1         8
                39.03         16.00        2.3076    2   3   2         8
                40.40         19.24        2.2328    2   7   0         4
                40.93          4.39        2.2048    0   6   2         4
                41.16          5.99        2.1931    2   4   2         8
                43.57         10.33        2.0772    3   5   1         8
                43.77          8.43        2.0682    2   5   2         8
                44.26          4.96        2.0463    4   0   0         2
                44.74          4.61        2.0257    2   8   0         4
                45.13          3.43        2.0090    1   1   3         8
                45.38         24.31        1.9987    4   2   0         4
                45.95          1.65        1.9749    1   2   3         8
                46.74          2.63        1.9437    4   3   0         4
                47.30          2.98        1.9218    1   3   3         8
                47.54         15.33        1.9127    1   9   1         8
                48.59          3.96        1.8737    4   4   0         4
                48.71         13.45        1.8692    0   8   2         4
                49.14          1.57        1.8541    1   4   3         8
                49.29          3.28        1.8487    2   9   0         4
                50.02          1.25        1.8234    3   7   1         8
                50.20         10.73        1.8173    2   7   2         8
                50.90          2.26        1.7940    4   5   0         4
                51.43          5.74        1.7768    1   5   3         8
                53.51          3.97        1.7124    4   0   2         4
                53.76          3.07        1.7053    3   8   1         8
                53.76          1.96        1.7052    4   1   2         8
                53.93          3.55        1.7003    2   8   2         8
                54.48          6.89        1.6842    4   2   2         8
                55.68          3.93        1.6509    4   3   2         8
                55.70          4.87        1.6503    3   1   3         8
                56.72          1.30        1.6228    4   7   0         4
                57.43          1.91        1.6047    1  11   1         8
                57.54          4.09        1.6019    0  10   2         4
                57.57          6.46        1.6009    3   3   3         8
                57.78          1.02        1.5956    3   9   1         8
                57.94         10.66        1.5915    2   9   2         8
                58.49          2.69        1.5780    5   1   1         8
                59.06         20.94        1.5640    0   0   4         2
                59.18          1.15        1.5613    5   2   1         8
                59.39          7.90        1.5562    4   5   2         8
                59.48          9.75        1.5542    0  12   0         2
                61.21          3.37        1.5142    3   5   3         8
                61.86         48.70        1.4999    4   6   2         8
                62.24         12.36        1.4917    2  10   2         8
                63.86          1.43        1.4577    5   5   1         8
                63.92          1.90        1.4565    2   1   4         8
                63.94          1.43        1.4560    4   9   0         4
                64.40          1.40        1.4468    1   9   3         8
                64.57          1.23        1.4433    2   2   4         8
                64.71          5.37        1.4405    4   7   2         8
                65.65          6.88        1.4222    2   3   4         8
                66.79          6.91        1.4006    2  11   2         8
                66.98          1.70        1.3971    0   6   4         4
                67.14          1.40        1.3941    2   4   4         8
                67.27          4.70        1.3918    0  12   2         4
                68.01         10.64        1.3784    4  10   0         4
                68.02          2.00        1.3784    1  13   1         8
                69.04          9.06        1.3603    2   5   4         8
                69.42          1.22        1.3538    2  13   0         4
                71.33          1.04        1.3222    2   6   4         8
                71.61          1.40        1.3177    2  12   2         8
                72.15          5.94        1.3093    6   4   0         4
                72.82          4.11        1.2988    0   8   4         4
                73.76          1.00        1.2846    5   1   3         8
                74.00          4.45        1.2810    2   7   4         8
                74.37          1.33        1.2755    5   2   3         8
                74.98          4.48        1.2667    2  14   0         4
                75.38          1.23        1.2609    5   3   3         8
                75.57          1.76        1.2583    5   9   1         8
                76.13          2.82        1.2504    6   0   2         4
                76.22          1.34        1.2492    6   6   0         4
                76.33          3.61        1.2476    6   1   2         8
                76.70          2.85        1.2425    2  13   2         8
                76.93          1.13        1.2393    6   2   2         8
                77.03          1.06        1.2379    2   8   4         8
                77.50          7.29        1.2317    4   2   4         8
                77.93          1.71        1.2259    6   3   2         8
                79.89          1.28        1.2007    4   4   4         8
                80.43          1.19        1.1940    2   9   4         8
                80.79          2.12        1.1896    2  15   0         4
                85.55          1.15        1.1352    3   1   5         8
                88.74          3.90        1.1024    0  12   4         4
                88.79          5.10        1.1019    6   8   2         8
                89.15          1.14        1.0984    7   5   1         8
                89.79          3.98        1.0923    0  16   2         4
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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.