Matildite
      Geller S, Wernick J H
      Acta Crystallographica 12 (1959) 46-54
      Ternary semiconducting compounds with sodium chloride-like structure: AgSbSe2,
      AgSbTe2, AgBiS2, AgBiSe2
      Locality: synthetic
      Sample: after annealing at 152 deg C for 15 days
      _database_code_amcsd 0009218

      CELL PARAMETERS:    4.0700   4.0700  19.0600   90.000   90.000  120.000
      SPACE GROUP: P-3m1     
      X-RAY WAVELENGTH:     1.541838
      Cell Volume:    273.428
      Density (g/cm3):      6.940
      MAX. ABS. INTENSITY / VOLUME**2:      291.6753097    
      RIR:     13.685
      RIR based on corundum from Acta Crystallographica A38 (1982) 733-739
               2-THETA      INTENSITY    D-SPACING   H   K   L   Multiplicity
                13.94         10.11        6.3533    0   0   3         2
                25.70         10.20        3.4660    1   0   1         6
                26.97         64.19        3.3059    0   1   2         6
                28.09         19.38        3.1767    0   0   6         2
                31.57         99.99        2.8337    1   0   4         6
                34.66          5.98        2.5880    0   1   5         6
                41.93          1.51        2.1548    1   0   7         6
                42.69          1.33        2.1178    0   0   9         2
                44.52         35.90        2.0350    1   1   0         6
                45.98         30.59        1.9739    0   1   8         6
                46.88          2.94        1.9380    1   1   3        12
                52.12          1.38        1.7549    0   2   1         6
                52.83          9.16        1.7330    2   0   2         6
                53.47         17.61        1.7135    1   1   6        12
                54.75          8.15        1.6766    1   0  10         6
                55.60         16.80        1.6529    0   2   4         6
                57.62          1.25        1.5997    2   0   5         6
                58.07          4.31        1.5883    0   0  12         2
                63.39          2.18        1.4674    1   1   9        12
                65.93          8.86        1.4169    2   0   8         6
                71.51          6.33        1.3194    1   2   2        12
                73.14          2.94        1.2940    0   2  10         6
                73.86         12.45        1.2830    2   1   4        12
                74.75          2.73        1.2700    0   1  14         6
                76.01         10.12        1.2521    1   1  12        12
                82.01          4.50        1.1749    3   0   0         6
                83.06          8.20        1.1628    1   2   8        12
                86.17          3.12        1.1285    1   0  16         6
                88.79          1.59        1.1020    0   3   6         6
                88.79          1.59        1.1020    3   0   6         6
                89.82          3.09        1.0919    2   1  10        12
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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.