Frohbergite
      Tengner S
      Zeitschrift fur Anorganische und Allgemeine Chemie 239 (1938) 126-132
      Uber diselenide und ditelluride von eisen, kobalt und nickel
      _database_code_amcsd 0015753

      CELL PARAMETERS:    3.8490   5.3400   6.2600   90.000   90.000   90.000
      SPACE GROUP: Pmnn      
      X-RAY WAVELENGTH:     1.541838
      Cell Volume:    128.666
      Density (g/cm3):      8.027
      MAX. ABS. INTENSITY / VOLUME**2:      179.9911543    
      RIR:      7.301
      RIR based on corundum from Acta Crystallographica A38 (1982) 733-739
               2-THETA      INTENSITY    D-SPACING   H   K   L   Multiplicity
                21.88          3.81        4.0627    0   1   1         4
                27.20         21.03        3.2788    1   0   1         4
                28.59         22.28        3.1224    1   1   0         4
                32.03        100.00        2.7941    1   1   1         8
                33.18         73.60        2.7003    0   1   2         4
                33.56         17.98        2.6700    0   2   0         2
                36.59          4.79        2.4559    0   2   1         4
                40.82          3.70        2.2106    1   1   2         8
                43.72         48.38        2.0704    1   2   1         8
                44.61          5.64        2.0313    0   2   2         4
                46.74          4.62        1.9436    0   1   3         4
                47.23         20.93        1.9245    2   0   0         2
                49.70         28.71        1.8344    1   0   3         4
                50.82          5.60        1.7965    1   2   2         8
                52.76          8.46        1.7349    1   1   3         8
                53.52          6.07        1.7121    0   3   1         4
                57.00          1.29        1.6156    1   3   0         4
                58.93         24.21        1.5672    2   1   2         8
                59.02          3.10        1.5650    0   0   4         2
                59.05         10.93        1.5643    1   3   1         8
                59.18          6.15        1.5612    2   2   0         4
                59.77          8.52        1.5473    0   3   2         4
                61.18          1.84        1.5148    2   2   1         8
                61.31          7.60        1.5120    1   2   3         8
                61.77          1.45        1.5018    0   1   4         4
                64.96          2.09        1.4356    1   3   2         8
                66.98          2.79        1.3971    2   2   2         8
                68.63          2.44        1.3675    2   1   3         8
                69.64          8.83        1.3502    0   2   4         4
                70.55          3.24        1.3350    0   4   0         2
                72.38          1.79        1.3056    0   4   1         4
                74.12          3.90        1.2792    2   3   1         8
                74.24          1.96        1.2775    1   3   3         8
                78.12          5.75        1.2234    3   1   1         8
                78.83          2.39        1.2142    2   0   4         4
                79.48          6.54        1.2059    2   3   2         8
                80.71          1.32        1.1906    1   0   5         4
                81.25          1.16        1.1840    2   1   4         8
                82.44          3.85        1.1699    1   4   2         8
                83.12          7.25        1.1621    1   1   5         8
                85.36          5.20        1.1372    3   2   1         8
                86.60          3.91        1.1241    1   3   4         8
                88.45          8.37        1.1053    2   2   4         8
                89.30          3.13        1.0969    2   4   0         4
                89.72          4.12        1.0929    3   0   3         4
================================================================================
       XPOW Copyright 1993 Bob Downs, Ranjini Swaminathan and Kurt Bartelmehs
  For reference, see Downs et al. (1993) American Mineralogist 78, 1104-1107.