Quintinite
      Arakcheeva A V, Pushcharovsky D Y, Rastsvetaeva R K, Atencio D, Lubman G U
      Crystallography Reports 41 (1996) 972-981
      Crystal structure and comparative crystal chemistry of Al2Mg4(OH)12(CO3)*3H2O,
      a new mineral from the hydrotalcite-manasseite group
      Note polytype 2H
      Locality: synthetic
      _database_code_amcsd 0012351

      CELL PARAMETERS:    5.2830   5.2830  15.1500   90.000   90.000  120.000
      SPACE GROUP: P-62m     
      X-RAY WAVELENGTH:     1.541838
      Cell Volume:    366.188
      Density (g/cm3):      2.157
      MAX. ABS. INTENSITY / VOLUME**2:      13.97529819    
      RIR:      2.109
      RIR based on corundum from Acta Crystallographica A38 (1982) 733-739
               2-THETA      INTENSITY    D-SPACING   H   K   L   Multiplicity
                 5.83          1.40       15.1500    0   0   1         2
                11.68        100.00        7.5750    0   0   2         2
                19.40          1.08        4.5752    1   0   0         6
                20.28         10.99        4.3798    1   0   1        12
                23.49         36.13        3.7875    0   0   4         2
                26.28          6.28        3.3906    1   0   3        12
                34.47         30.44        2.6022    1   1   1         6
                35.55          2.26        2.5250    0   0   6         2
                36.01         18.41        2.4942    1   1   2         6
                38.46          8.00        2.3406    1   1   3         6
                39.85          2.06        2.2620    2   0   1        12
                41.69         14.50        2.1666    1   1   4         6
                45.56         16.27        1.9911    1   1   5         6
                46.41          1.92        1.9564    1   0   7        12
                49.95          2.08        1.8257    2   0   5        12
                49.97         22.06        1.8252    1   1   6         6
                52.95          1.40        1.7293    2   1   0         6
                60.12          6.43        1.5391    1   1   8         6
                60.73         10.43        1.5251    3   0   0         6
                62.08          7.69        1.4951    3   0   2        12
                66.04          3.24        1.4147    3   0   4        12
                71.83          3.30        1.3142    1   1  10         6
                72.67          1.26        1.3011    2   2   2         6
                76.37          1.71        1.2471    2   2   4         6
                78.29          1.08        1.2212    1   1  11         6
                82.41          2.13        1.1703    2   2   6         6
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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.