Orcelite
Bindi L, Tredoux M, Zaccarini F, Miller D E, Garuti G
Journal of Alloys and Compounds 601 (2014) 175-178
Non-stoichiometric nickel arsenides in nature: The structure of orcelite,
Ni5-xAs2 (x = 0.25), from the Bon Accord oxide body, South Africa
Locality: Bon Accord oxide body, South Africa
_database_code_amcsd 0020966
6.7922 6.7922 12.4975 90 90 120 P6_3cm
atom     x   y     z occ  Uiso U(1,1) U(2,2) U(3,3) U(1,2) U(1,3) U(2,3)
Ni1      0   0 .9475     .0125   .014   .014   .010  .0068      0      0
Ni2    1/3 2/3 .0998     .0120  .0122  .0122   .012  .0061      0      0
Ni3  .2435   0 .1218     .0126  .0121   .013  .0130  .0064  .0009      0
Ni4  .6304   0 .2142     .0122  .0108   .013   .013  .0065  .0004      0
Ni5  .3118   0 .3213     .0119  .0123  .0125  .0110  .0062  .0000      0
Ni6  .6123   0 .4396 .75 .0125   .011   .016   .012  .0079  .0014      0
As1      0   0 .2501 .94 .0114   .012   .012  .0109  .0058      0      0
Sb1      0   0 .2501 .06 .0114   .012   .012  .0109  .0058      0      0
As2    1/3 2/3 .2977     .0138  .0137   .014  .0138  .0069      0      0
As3  .6693   0 .0234 .95 .0133  .0134  .0147  .0123  .0073  .0004      0
Fe3  .6693   0 .0234 .05 .0133  .0134  .0147  .0123  .0073  .0004      0