Mcalpineite
      Missen O P, Mills S J, Canossa S, Hadermann J, Nénert G, Weil M, Libowitzky E,
      Housley R M, Artner W, Kampf A R, Rumsey M S, Spratt J, Momma K, Dunstan M A
      Acta Crystallographica B78 (2022) 20-32
      Polytypism in mcalpineite: a study of natural and synthetic Cu3TeO6
      Sample: ED
      Locality: Synthetic
      _database_code_amcsd 0021066

      CELL PARAMETERS:    9.7450   9.7490   9.7710   90.000   90.000   90.000
      SPACE GROUP: Pcca      
      X-RAY WAVELENGTH:     1.541838
      Cell Volume:    928.284
      Density (g/cm3):      5.927
      MAX. ABS. INTENSITY / VOLUME**2:      139.5331965    
      RIR:      7.665
      RIR based on corundum from Acta Crystallographica A38 (1982) 733-739
               2-THETA      INTENSITY    D-SPACING   H   K   L   Multiplicity
                18.20          5.96        4.8745    0   2   0         2
                20.33          4.21        4.3678    0   1   2         4
                20.33          1.49        4.3674    1   0   2         4
                20.38          6.82        4.3585    2   1   0         4
                22.30          9.85        3.9857    1   1   2         8
                22.33          2.91        3.9812    1   2   1         8
                22.34          2.71        3.9804    2   1   1         8
                25.82          1.58        3.4500    2   0   2         4
                31.78        100.00        2.8160    2   2   2         8
                34.41          1.43        2.6065    3   1   2         8
                36.79          7.80        2.4427    0   0   4         2
                36.88          9.33        2.4372    0   4   0         2
                36.90          9.46        2.4362    4   0   0         2
                39.12          1.69        2.3024    1   1   4         8
                41.43          1.12        2.1792    4   2   0         4
                43.50          1.75        2.0803    2   3   3         8
                43.51          1.29        2.0801    3   2   3         8
                43.53          2.89        2.0790    3   3   2         8
                45.52          1.30        1.9929    2   2   4         8
                45.57          1.74        1.9906    2   4   2         8
                47.49          2.78        1.9146    1   3   4         8
                47.50          2.99        1.9143    3   1   4         8
                47.52          1.15        1.9134    1   4   3         8
                47.56          1.21        1.9118    3   4   1         8
                47.57          1.08        1.9116    4   3   1         8
                53.08          7.92        1.7253    0   4   4         4
                53.09          7.92        1.7250    4   0   4         4
                53.16         10.92        1.7230    4   4   0         4
                54.86          1.07        1.6735    3   3   4         8
                58.21          1.16        1.5849    1   1   6         8
                61.60          1.32        1.5056    1   5   4         8
                61.62          1.37        1.5052    5   1   4         8
                63.15          4.11        1.4724    2   2   6         8
                63.26          6.64        1.4700    2   6   2         8
                63.28          6.74        1.4695    6   2   2         8
                66.39          3.39        1.4080    4   4   4         8
                87.17          1.38        1.1182    6   6   2         8
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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.