Biringuccite
Corazza E, Menchetti S, Sabelli C
American Mineralogist 59 (1974) 1005-1015
The crystal structure of biringuccite, Na4[B10O16(OH)2].2H2O
_database_code_amcsd 0000418
11.1955 6.5607 20.7566 90 93.891 90 P2_1/c
atom      x     y      z Biso B(1,1) B(2,2) B(3,3) B(1,2) B(1,3) B(2,3)
Na1   .0582 .5021  .2243       .0027  .0130  .0011 -.0001 -.0002  .0016
Na2   .4394 .1123  .2650       .0032  .0100  .0009 -.0002  .0001  .0009
Na3   .1531 .5519  .0447       .0032  .0181  .0013  .0011 -.0003 -.0013
Na4   .4717 .8478  .0948       .0037  .0117  .0008 -.0010  .0003 -.0004
B1    .2594 .7871  .1648       .0020  .0065  .0004  .0003  .0004 -.0001
B2    .2029 .1443  .1691       .0018  .0039  .0005  .0016  .0000 -.0002
B3    .0419 .8854  .1448       .0012  .0013  .0008 -.0002  .0002 -.0003
B4    .8910 .8321  .0527       .0025  .0022  .0007  .0013  .0001  .0000
B5    .8399 .7129  .1623       .0009  .0026  .0008 -.0001  .0002  .0001
B6    .7034 .0024  .1852       .0016  .0065  .0005 -.0004  .0003  .0001
B7    .7600 .3537  .1740       .0016  .0044  .0007 -.0002  .0004 -.0002
B8    .5473 .2560  .1454       .0012  .0013  .0008  .0001  .0002  .0003
B9    .4216 .3173  .0448       .0017  .0064  .0006 -.0018  .0000  .0001
B10   .3467 .4326  .1491       .0008  .0030  .0009 -.0005  .0002  .0002
O1    .3509 .6534  .1687       .0013  .0032  .0011  .0003  .0000 -.0001
O2    .2911 .9899  .1748       .0018  .0013  .0018  .0001  .0001 -.0003
O3    .2324 .3425  .1675       .0021  .0039  .0009 -.0005  .0002  .0002
O4    .1444 .7376  .1465       .0012  .0062  .0009  .0004 -.0002 -.0004
O5    .0842 .0896  .1657       .0021  .0042  .0012 -.0004  .0002  .0001
O6    .9519 .8115  .1839       .0015  .0033  .0006 -.0004  .0000 -.0001
O7    .9987 .9050  .0757       .0022  .0105  .0008 -.0010  .0001  .0006
O8    .8168 .7285  .0905       .0018  .0104  .0006 -.0007  .0000  .0002
Oh9   .8532 .8572 -.0107       .0026  .0114  .0008 -.0002  .0000  .0002
O10   .8494 .4951  .1792       .0011  .0044  .0010 -.0008  .0001 -.0002
O11   .7349 .8029  .1911       .0021  .0049  .0010  .0007  .0002  .0000
O12   .7901 .1547  .1908       .0023  .0023  .0017 -.0005  .0000  .0003
O13   .5853 .0516  .1735       .0014  .0060  .0009  .0000 -.0001  .0001
O14   .6471 .4022  .1519       .0016  .0069  .0009 -.0010 -.0003  .0006
O15   .4505 .3327  .1795       .0016  .0049  .0006  .0004  .0000  .0001
O16   .5159 .2176  .0761       .0018  .0084  .0007  .0010 -.0002 -.0002
Oh17  .4102 .2959 -.0210       .0022  .0142  .0007  .0011 -.0001 -.0003
O18   .3435 .4285  .0778       .0026  .0087  .0007  .0010  .0001  .0000
OW1   .3087 .8243  .0150       .0048  .0127  .0016  .0015  .0008  .0008
OW2  -.0412 .3782  .0613       .0064  .0137  .0015  .0017  .0011  .0000
H1     .360  .820  -.015  4.0
H2     .280  .970   .010  4.0
H3    -.029  .230   .067  4.0
H4    -.055  .415   .103  4.0
H5     .910  .930  -.035  4.0
H6     .343  .310  -.037  4.0