Institute of Experimental Mineralogy Russian Academy of Sciences ------------------------------------------------- 142432, Chernogolovka, Moscow district A.V. Chichagov +7(496)52-22320 *** *** W W W - X R A Y P O L *** *********************** TRUSTEDTITE 1, indite type NiNi(2)Se(4) Cubic * Fd3m Z = 8 *Fd3m 27 .5 .1994 Ref.Str.: Hill R.J., Craig J.R., Gibbs G.V. (1978) * J. Phys. Chem. Solids, 39, 1105-1111 Ref.Composition & Lattice: Povarennih A.S. (1966) * Kristallohim. klassif. miner. vidov (in Russia) Reserv: The coordinates of atoms are from indite. N.A.D. Initial data from BDM-file Lattice parameters (cub. angs.,degr.): a = 9.94 alpha = 90.0 b = 9.94 beta = 90.0 c = 9.94 gamma = 90.0 Unit cell volume (cub. angs.) = 982.11 Molar volume ( cub.cm/mol.) = 73.94 Co-ordinates, thermal parameters, occupation for atomic positions: NoP x/a y/b z/c B(j) atom / occupation 1 0.125 0.125 0.125 0.0 Ni = 1.00 2 0.5 0.5 0.5 0.0 Ni = 1.00 3 0.2591 0.2591 0.2591 0.0 Se = 1.00 Co-ordinates for all atomic positions : No NoP x/a y/b z/c 1 1 0.125 0.125 0.125 2 2 0.5 0.5 0.5 3 3 0.2591 0.2591 0.2591 4 1 0.875 0.875 0.875 5 3 0.7409 0.7409 0.7409 6 1 0.375 0.875 0.375 7 1 0.625 0.125 0.625 8 1 0.375 0.375 0.875 9 2 0.0 0.25 0.75 10 2 0.25 0.75 0.0 11 2 0.75 0.0 0.25 12 3 0.2409 0.0091 0.5091 13 3 0.4909 0.9909 0.7591 14 3 0.5091 0.2409 0.0091 15 1 0.625 0.625 0.125 16 1 0.875 0.375 0.375 17 1 0.125 0.625 0.625 18 3 0.7591 0.4909 0.9909 19 3 0.0091 0.5091 0.2409 20 3 0.9909 0.7591 0.4909 21 2 0.0 0.75 0.25 22 2 0.75 0.25 0.0 23 2 0.25 0.0 0.75 24 3 0.2409 0.5091 0.0091 25 3 0.9909 0.4909 0.7591 26 3 0.0091 0.2409 0.5091 27 3 0.7591 0.9909 0.4909 28 3 0.5091 0.0091 0.2409 29 3 0.4909 0.7591 0.9909 30 2 0.25 0.25 0.5 31 2 0.25 0.5 0.25 32 2 0.0 0.5 0.0 33 2 0.75 0.5 0.75 34 2 0.0 0.0 0.5 35 2 0.5 0.25 0.25 36 2 0.5 0.0 0.0 37 2 0.5 0.75 0.75 38 2 0.75 0.75 0.5 39 3 0.4909 0.4909 0.2591 40 3 0.0091 0.7409 0.0091 41 3 0.7591 0.2591 0.7591 42 3 0.5091 0.7409 0.5091 43 3 0.7591 0.7591 0.2591 44 3 0.7409 0.0091 0.0091 45 3 0.2591 0.7591 0.7591 46 3 0.7409 0.5091 0.5091 47 3 0.9909 0.9909 0.2591 48 3 0.0091 0.0091 0.7409 49 3 0.4909 0.2591 0.4909 50 3 0.2409 0.7409 0.2409 51 3 0.9909 0.2591 0.9909 52 3 0.2409 0.2409 0.7409 53 3 0.2591 0.4909 0.4909 54 3 0.7409 0.2409 0.2409 55 3 0.2591 0.9909 0.9909 56 3 0.5091 0.5091 0.7409 X-ray density (g/cm cub.) = 6.65 MU (1/cm) = 765.783 Mass attenuation coefficient (cm**2/g) = 115.121 Selected interatomic distances (cation-anion,anion-anion): NoP Atom Rad.sph. C.N. Distance NoP N. (angs.) (angs.) 1 Ni 3.204 4 2.3087 3 2.3087 3 2.3087 3 2.3087 3 2 Ni 3.204 6 2.398 3 2.398 3 2.398 3 2.398 3 2.398 3 2.398 3 3 Se 4.632 12 3.519 3 3.519 3 3.519 3 3.519 3 3.519 3 3.519 3 3.2585 3 3.7702 3 3.2585 3 3.7702 3 3.2585 3 3.7702 3 X-ray diffraction powder data (II), X-Ray W.L. = 1.78892(angs.): No H K L Theta 2*Theta S LPG MF F I int. ( degree ) *100 1 1 1 1 8.967 17.933 0.087 79.4 8 149.1 1464.7 2 2 2 0 14.745 29.49 0.142 28.06 12 206.3 1485.8 3 3 1 0 16.533 33.065 0.159 21.93 24 0.0 0.0 4 1 1 3 17.365 34.729 0.167 19.71 24 292.3 4189.3 5 2 2 2 18.163 36.326 0.174 17.86 8 511.5 3876.5 6 4 0 0 21.097 42.193 0.201 12.81 6 1015.2 8214.9 7 3 3 1 23.094 46.188 0.219 10.45 24 66.4 114.6 8 2 2 4 26.157 52.315 0.246 7.88 24 154.0 464.5 9 1 1 5 27.877 55.755 0.261 6.81 24 427.3 3095.3 10 3 3 3 27.877 55.755 0.261 6.81 8 75.7 32.4 11 4 4 0 30.6 61.199 0.285 5.52 12 1183.9 9632.9 12 5 3 0 31.648 63.297 0.293 5.13 24 0.0 0.0 13 5 3 1 32.165 64.331 0.298 4.95 48 105.8 275.8 14 4 4 2 32.678 65.356 0.302 4.78 24 38.0 17.2 15 6 2 0 34.689 69.378 0.318 4.22 24 117.0 143.6 16 3 3 5 36.162 72.325 0.33 3.89 24 227.5 500.5 17 2 2 6 36.648 73.296 0.334 3.79 24 380.1 1361.3 18 4 4 4 38.568 77.136 0.349 3.45 8 781.7 1750.2 19 7 1 0 39.516 79.032 0.356 3.32 24 0.0 0.0 20 1 1 7 39.988 79.976 0.359 3.26 24 58.5 27.7 21 5 5 1 39.988 79.976 0.359 3.26 24 244.7 485.3 22 6 4 2 42.329 84.659 0.376 3.01 48 155.2 360.9 23 5 5 3 43.725 87.45 0.386 2.9 24 338.2 825.9 24 7 3 1 43.725 87.45 0.386 2.9 48 57.5 47.8 X-ray diffraction powder data (I)...X-Ray wave length = 1.78892 (angs.): No H K L Theta 2*Theta d I int I int.n. I p.h.n. H(Si) ( degree ) (angstrem) *100 *100 1 1 1 1 8.967 17.933 5.73886 1464.7 15.2 15.9 5.6 2 2 2 0 14.745 29.49 3.51432 1485.8 15.4 16.0 5.6 3 1 1 3 17.365 34.729 2.99702 4189.3 43.5 44.9 5.7 4 2 2 2 18.163 36.326 2.86943 3876.5 40.2 41.5 5.7 5 4 0 0 21.097 42.193 2.485 8214.9 85.3 87.3 5.7 6 3 3 1 23.094 46.188 2.28039 114.6 1.2 1.2 5.7 7 2 2 4 26.157 52.315 2.02899 464.5 4.8 4.9 5.8 8 1 1 5 27.877 55.755 1.91295 3127.7 32.5 32.7 5.8 9 4 4 0 30.6 61.199 1.75716 9632.9 100.0 100.0 5.8 10 5 3 1 32.165 64.331 1.68017 275.8 2.9 2.8 5.9 11 6 2 0 34.689 69.378 1.57165 143.6 1.5 1.5 5.9 12 3 3 5 36.162 72.325 1.51584 500.5 5.2 5.1 5.9 13 2 2 6 36.648 73.296 1.49851 1361.3 14.1 13.8 6.0 14 4 4 4 38.568 77.136 1.43472 1750.2 18.2 17.7 6.0 15 5 5 1 39.988 79.976 1.39188 513.0 5.3 5.1 6.0 16 6 4 2 42.329 84.659 1.32829 360.9 3.7 3.6 6.1 17 5 5 3 43.725 87.45 1.29408 873.7 9.1 8.6 6.2 Reference: Chichagov A.V. et al. Information-Calculating System on Crystal Structure Data of Minerals (MINCRYST) - Kristallographiya, v.35, n.3, 1990, p.610-616 (in Russian) |