Bityite Gatta G D, Nenert G, Guastella G, Lotti P, Guastoni A, Rizzato S Mineralogical Magazine 78 (2014) 55-72 A single-crystal neutron and X-ray diffraction study of a Li,Be-bearing brittle mica Note: Neutron, T = 20 K Locality: Harding pegmatite, New Mexico, USA _database_code_amcsd 0020141 5.0590 8.7909 19.0176 90 95.459 90 Cc atom x y z occ Uiso U(1,1) U(2,2) U(3,3) U(1,2) U(1,3) U(2,3) Ca .0009 .0920 .2491 .79 .0075 .0073 .0078 .0074 .0015 .0011 .0002 Na .0009 .0920 .2491 .21 .0075 .0073 .0078 .0074 .0015 .0011 .0002 LiM1 .253 .759 .0020 .2665 .003 AlM2 .7479 .9160 .9991 .0031 AlM3 .2547 .0853 -.0003 .0036 AlT1 .4666 .9255 .14181 .95 .0027 BeT1 .4666 .9255 .14181 .05 .0027 SiT2 .5355 .0756 .85432 .0027 SiT3 .4569 .2551 .14414 .0027 AlT4 .5454 .7449 .85629 .94 .0027 BeT4 .5454 .7449 .85629 .06 .0027 O1 .9596 .4435 .05228 .0043 O11 .0471 .5632 .94042 .0044 O2 .3956 .2536 .05835 .0063 O22 .6142 .7494 .94649 .0036 O3 .3610 .0956 .17611 .0058 O33 .6403 .9180 .82243 .0057 O4 .2729 .7769 .16767 .0052 O44 .7122 .2183 .83131 .0057 O5 .2896 .3915 .17727 .0053 O55 .7305 .6038 .82119 .0059 O6 .4524 .5676 .05010 .0053 O66 .5499 .4348 .94822 .0052 H1 .369 .6547 .0617 .54 .025 H2 .442 .5944 .0959 .49 .029 H3 .643 .3388 .9473 .35 .010 H41 .622 .3543 .9239 .31 .011