Herbertsmithite
      Braithwaite R S W, Mereiter K, Paar W H, Clark A M
      Mineralogical Magazine 68 (2004) 527-539
      Herbertsmithite, Cu3Zn(OH)6Cl2, a new species and the definition of paratacamite
      Note: structure was sent to us from Kurt Mereiter by email
      Locality: Mina Los Tres Presidentes, Sierra Gorda, Chile
      _database_code_amcsd 0014574

      CELL PARAMETERS:    6.8340   6.8340  14.0750   90.000   90.000  120.000
      SPACE GROUP: R-3m      
      X-RAY WAVELENGTH:     1.541838
      Cell Volume:    569.284
      Density (g/cm3):      3.753
      MAX. ABS. INTENSITY / VOLUME**2:      49.41385025    
      RIR:      4.287
      RIR based on corundum from Acta Crystallographica A38 (1982) 733-739
               2-THETA      INTENSITY    D-SPACING   H   K   L   Multiplicity
                16.25        100.00        5.4557    1   0   1         6
                18.92         15.30        4.6917    0   0   3         2
                19.60          2.06        4.5296    0   1   2         6
                26.08          5.14        3.4170    1   1   0         6
                29.53          1.64        3.0246    1   0   4         6
                30.88         22.21        2.8959    0   2   1         6
                32.41         78.58        2.7621    1   1   3        12
                32.83         17.31        2.7279    2   0   2         6
                38.37         10.79        2.3458    0   0   6         2
                39.80         63.50        2.2648    0   2   4         6
                40.85          4.38        2.2092    2   1   1        12
                44.42          8.96        2.0396    2   0   5         6
                46.98          1.28        1.9340    1   1   6        12
                47.77         10.47        1.9038    1   0   7         6
                50.16         17.64        1.8186    0   3   3         6
                50.16          5.66        1.8186    3   0   3         6
                52.23          3.71        1.7513    1   2   5        12
                53.64         27.36        1.7085    2   2   0         6
                55.23          3.82        1.6631    0   2   7         6
                56.44          5.75        1.6304    1   3   1        12
                57.40          2.58        1.6054    2   2   3        12
                57.67          1.38        1.5986    3   1   2        12
                61.30          7.47        1.5123    2   0   8         6
                61.41          1.36        1.5099    3   0   6         6
                62.07         10.88        1.4954    2   1   7        12
                63.19          3.18        1.4715    4   0   1         6
                64.34          4.57        1.4479    0   4   2         6
                65.66          3.09        1.4220    1   1   9        12
                65.87          1.14        1.4180    3   1   5        12
                67.76          1.72        1.3829    1   2   8        12
                67.86         13.63        1.3810    2   2   6        12
                68.84          7.81        1.3639    4   0   4         6
                69.56          4.17        1.3515    3   2   1        12
                72.12          1.97        1.3097    0   4   5         6
                74.64          3.04        1.2716    1   3   7        12
                74.68          6.34        1.2711    0   2  10         6
                76.50          3.22        1.2452    1   4   3        12
                76.50          5.28        1.2452    4   1   3        12
                82.05          2.30        1.1745    2   0  11         6
                85.81          1.64        1.1324    0   4   8         6
                86.49          2.33        1.1253    3   2   7        12
                88.52          1.19        1.1046    4   2   2        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.