Hambergite
      Gatta G D, McIntyre G J, Bromiley G, Guastoni A, Nestola F
      American Mineralogist 97 (2012) 1891-1897
      A single-crystal neutron diffraction study of hambergite, Be2BO3(OH,F)
      Locality: Anjanabonoina mine, Madagascar
      _database_code_amcsd 0019722

      CELL PARAMETERS:    9.7620  12.2010   4.4300   90.000   90.000   90.000
      SPACE GROUP: Pbca      
      X-RAY WAVELENGTH:     1.541838
      Cell Volume:    527.640
      Density (g/cm3):      2.364
      MAX. ABS. INTENSITY / VOLUME**2:      3.688210770    
      RIR:      0.508
      RIR based on corundum from Acta Crystallographica A38 (1982) 733-739
               2-THETA      INTENSITY    D-SPACING   H   K   L   Multiplicity
                19.59         34.34        4.5318    2   1   0         4
                23.22          1.44        3.8301    1   1   1         8
                23.34        100.00        3.8112    2   2   0         4
                24.84         13.89        3.5846    0   2   1         4
                26.49          1.45        3.3649    1   2   1         8
                28.17         53.27        3.1679    2   1   1         8
                28.57         94.47        3.1245    2   3   0         4
                29.28         12.87        3.0503    0   4   0         2
                30.95         14.19        2.8892    2   2   1         8
                34.68          6.31        2.5867    2   4   0         4
                35.15         19.65        2.5533    2   3   1         8
                35.74          6.87        2.5123    0   4   1         4
                36.83          2.34        2.4405    4   0   0         2
                37.32         10.42        2.4093    3   2   1         8
                37.59         35.99        2.3931    4   1   0         4
                39.78          1.70        2.2659    4   2   0         4
                40.38          7.91        2.2338    2   4   1         8
                40.74          7.06        2.2150    0   0   2         2
                40.95         39.74        2.2040    3   3   1         8
                41.37          7.62        2.1826    2   5   0         4
                41.82          7.30        2.1601    1   0   2         4
                42.50         36.29        2.1270    1   1   2         8
                42.96          8.11        2.1055    4   1   1         8
                43.23          1.56        2.0926    4   3   0         4
                43.34         29.11        2.0879    1   5   1         8
                43.47          1.96        2.0820    0   2   2         4
                44.49         12.50        2.0362    1   2   2         8
                44.56          2.08        2.0335    0   6   0         2
                45.58          5.05        1.9900    2   1   2         8
                45.62         17.26        1.9886    3   4   1         8
                46.38         13.81        1.9579    2   5   1         8
                47.67          1.32        1.9077    1   3   2         8
                47.73          7.72        1.9056    4   4   0         4
                49.80          4.33        1.8310    3   0   2         4
                50.24         13.18        1.8158    1   6   1         8
                51.71         15.54        1.7677    5   1   1         8
                51.87          1.07        1.7628    1   4   2         8
                52.15          1.57        1.7538    3   2   2         8
                52.26          5.57        1.7505    4   4   1         8
                53.07         11.81        1.7256    4   5   0         4
                55.00          4.53        1.6696    3   3   2         8
                56.02          3.16        1.6415    2   7   0         4
                57.11          1.27        1.6127    6   1   0         4
                57.33          1.80        1.6070    3   6   1         8
                58.73          1.58        1.5721    6   2   0         4
                58.82          2.54        1.5699    3   4   2         8
                59.45          1.07        1.5547    2   5   2         8
                60.01          1.11        1.5416    5   4   1         8
                60.73          3.47        1.5251    0   8   0         2
                63.52          1.17        1.4646    5   0   2         4
                63.52          1.19        1.4646    3   5   2         8
                64.96          1.84        1.4355    6   4   0         4
                65.42          4.10        1.4266    1   8   1         8
                65.55          4.96        1.4242    5   2   2         8
                65.76          2.01        1.4200    1   2   3         8
                68.74          8.75        1.3656    6   4   1         8
                69.27          1.74        1.3565    1   7   2         8
                70.54          2.89        1.3351    2   3   3         8
                70.90          2.16        1.3291    0   4   3         4
                71.54          1.23        1.3188    2   7   2         8
                72.76          5.30        1.2997    7   2   1         8
                73.09          1.19        1.2946    6   5   1         8
                73.18          2.40        1.2933    4   8   0         4
                73.73          1.38        1.2850    1   9   1         8
                73.90          6.04        1.2824    2   4   3         8
                73.93          1.80        1.2820    6   2   2         8
                74.29          4.53        1.2767    3   3   3         8
                74.72          5.41        1.2704    6   6   0         4
                75.68          1.55        1.2567    4   1   3         8
                75.72          1.32        1.2562    0   8   2         4
                75.95          1.11        1.2529    2   9   1         8
                77.09          4.63        1.2371    4   2   3         8
                77.59          1.23        1.2304    3   4   3         8
                78.15          3.33        1.2231    2   5   3         8
                79.43          2.43        1.2065    4   3   3         8
                80.36          5.55        1.1949    0   6   3         4
                80.81          4.76        1.1894    6   7   0         4
                80.88          1.45        1.1885    5   6   2         8
                81.08          1.09        1.1860    1   6   3         8
                81.16          2.49        1.1851    4   9   0         4
                81.28          2.36        1.1837    2  10   0         4
                81.90          1.99        1.1763    0  10   1         4
                82.54          1.74        1.1688    8   3   0         4
                84.77          1.50        1.1436    2  10   1         8
                86.03          1.43        1.1301    8   3   1         8
                86.81          1.75        1.1219    4   5   3         8
                86.87          3.34        1.1213    5   7   2         8
                87.71          1.11        1.1127    6   8   0         4
                88.78          1.66        1.1020    6   6   2         8
                88.92          1.20        1.1006    7   4   2         8
                88.94          1.62        1.1004    1   0   4         4
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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.