Heterogenite
      Delaplane R G, Ibers J A, Ferraro J R, Rush J J
      Journal of Chemical Physics 50 (1969) 1920-1927
      Diffraction and spectroscopic studies of the cobaltic acid system HCoO2 - DCoO2
      Note: X-ray study
      Note: polytype known as Heterogenite-3R
      _database_code_amcsd 0012991

      CELL PARAMETERS:    2.8510   2.8510  13.1500   90.000   90.000  120.000
      SPACE GROUP: R-3m      
      X-RAY WAVELENGTH:     1.541838
      Cell Volume:     92.566
      Density (g/cm3):      4.947
      MAX. ABS. INTENSITY / VOLUME**2:      88.29427802    
      RIR:      5.811
      RIR based on corundum from Acta Crystallographica A38 (1982) 733-739
               2-THETA      INTENSITY    D-SPACING   H   K   L   Multiplicity
                20.26        100.00        4.3833    0   0   3         2
                37.05         12.05        2.4266    1   0   1         6
                38.97         60.86        2.3114    0   1   2         6
                41.19          2.92        2.1917    0   0   6         2
                45.97          8.82        1.9742    1   0   4         6
                50.72         38.14        1.8001    0   1   5         6
                62.08         12.20        1.4950    1   0   7         6
                63.69          1.01        1.4611    0   0   9         2
                65.48         14.87        1.4255    1   1   0         6
                68.59          5.60        1.3683    0   1   8         6
                69.32         12.11        1.3556    1   1   3        12
                78.90          4.40        1.2133    2   0   2         6
                80.35          1.46        1.1950    1   1   6        12
                83.24          5.81        1.1606    1   0  10         6
                87.24          5.04        1.1175    2   0   5         6
                89.42          1.22        1.0958    0   0  12         2
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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.