Boron Callmer B Acta Crystallographica B33 (1977) 1951-1954 An accurate refinement of the beta-rhombohedral boron structure Locality: synthetic _database_code_amcsd 0009595 10.9251 10.9251 23.8143 90 90 120 R-3m atom x y z occ Biso B1 .17302 .17400 .17661 .488 B2 .31887 .29536 .12935 .406 B3 .26165 .21766 .41974 .450 B4 .23496 .25151 .34689 .420 B5 .05436 .10872 .94389 .392 B6 .08640 .17280 .01309 .397 B7 .10981 .21961 .88617 .390 B8 .17017 .34034 .02778 .445 B9 .12873 .25746 .76625 .397 B10 .10211 .20421 .69851 .376 B11 .05652 .11303 .32659 .395 B12 .08962 .17924 .39902 .419 B13 .05784 .11568 .55385 .734 .830 B14 0 0 .38535 .381 B15 0 0 .5 1.02 B16 .05574 .11147 .11727 .248 .330