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 *** *********************** ALMANDINE 3, t-garnet, at 42'K, s-garnet Fe(3)Al(2)Si(3)O(12) Cubic I a3d Z = 8 R =0.059 NR =79 27 .5 .1993 Ref.Str.: Prandl W. (1971) * Z. Kristallogr., 134, 333-343 Reserv: T.V.Ush. Initial data from BDM-file Lattice parameters (cub. angs.,degr.): a = 11.507 alpha = 90.0 b = 11.507 beta = 90.0 c = 11.507 gamma = 90.0 Unit cell volume (cub. angs.) = 1523.65 Molar volume ( cub.cm/mol.) = 114.72 Co-ordinates, thermal parameters, occupation for atomic positions: NoP x/a y/b z/c B(j) atom / occupation 1 0.375 0.0 0.25 0.17 Si = 1.00 2 0.0 0.0 0.0 0.01 Al = 1.00 3 0.125 0.0 0.25 0.22 Fe = 1.00 4 0.9661 0.0494 0.1528 0.0 O = 1.00 Co-ordinates for all atomic positions : No NoP x/a y/b z/c 1 1 0.375 0.0 0.25 2 2 0.0 0.0 0.0 3 3 0.125 0.0 0.25 4 4 0.9661 0.0494 0.1528 5 1 0.625 0.0 0.75 6 3 0.875 0.0 0.75 7 4 0.0339 0.9506 0.8472 8 1 0.75 0.625 0.0 9 1 0.125 0.0 0.75 10 1 0.75 0.375 0.5 11 2 0.75 0.25 0.75 12 2 0.5 0.0 0.5 13 2 0.75 0.75 0.25 14 3 0.75 0.375 0.0 15 3 0.375 0.0 0.75 16 3 0.75 0.625 0.5 17 4 0.7006 0.2161 0.9028 18 4 0.5339 0.9506 0.6528 19 4 0.7994 0.7839 0.4028 20 1 0.75 0.875 0.5 21 1 0.875 0.0 0.25 22 1 0.75 0.125 0.0 23 3 0.75 0.125 0.5 24 3 0.625 0.0 0.25 25 3 0.75 0.875 0.0 26 4 0.7994 0.2839 0.5972 27 4 0.4661 0.0494 0.3472 28 4 0.7006 0.7161 0.0972 29 2 0.0 0.0 0.5 30 4 0.0339 0.0494 0.6528 31 4 0.9661 0.9506 0.3472 32 1 0.25 0.625 0.5 33 1 0.25 0.375 0.0 34 2 0.25 0.25 0.25 35 2 0.5 0.0 0.0 36 2 0.25 0.75 0.75 37 3 0.25 0.375 0.5 38 3 0.25 0.625 0.0 39 4 0.2994 0.2161 0.4028 40 4 0.4661 0.9506 0.1528 41 4 0.2006 0.7839 0.9028 42 1 0.25 0.875 0.0 43 1 0.25 0.125 0.5 44 3 0.25 0.125 0.0 45 3 0.25 0.875 0.5 46 4 0.2006 0.2839 0.0972 47 4 0.5339 0.0494 0.8472 48 4 0.2994 0.7161 0.5972 49 1 0.125 0.5 0.25 50 2 0.5 0.5 0.5 51 3 0.375 0.5 0.25 52 4 0.5339 0.4506 0.3472 53 1 0.875 0.5 0.75 54 3 0.625 0.5 0.75 55 4 0.4661 0.5494 0.6528 56 1 0.375 0.5 0.75 57 2 0.0 0.5 0.0 58 3 0.125 0.5 0.75 59 4 0.9661 0.5494 0.8472 60 1 0.625 0.5 0.25 61 3 0.875 0.5 0.25 62 4 0.0339 0.4506 0.1528 63 2 0.5 0.5 0.0 64 4 0.4661 0.4506 0.8472 65 4 0.5339 0.5494 0.1528 66 2 0.0 0.5 0.5 67 4 0.0339 0.5494 0.3472 68 4 0.9661 0.4506 0.6528 69 1 0.0 0.25 0.375 70 3 0.0 0.25 0.125 71 4 0.0494 0.1528 0.9661 72 4 0.1528 0.9661 0.0494 73 1 0.0 0.75 0.625 74 3 0.0 0.75 0.875 75 4 0.9506 0.8472 0.0339 76 4 0.8472 0.0339 0.9506 77 1 0.0 0.75 0.125 78 1 0.5 0.75 0.375 79 3 0.0 0.75 0.375 80 3 0.5 0.75 0.625 81 4 0.2161 0.9028 0.7006 82 4 0.9028 0.7006 0.2161 83 4 0.9506 0.6528 0.5339 84 4 0.6528 0.5339 0.9506 85 4 0.7839 0.4028 0.7994 86 4 0.4028 0.7994 0.7839 87 1 0.5 0.75 0.875 88 1 0.0 0.25 0.875 89 3 0.5 0.75 0.125 90 3 0.0 0.25 0.625 91 4 0.2839 0.5972 0.7994 92 4 0.5972 0.7994 0.2839 93 4 0.0494 0.3472 0.4661 94 4 0.3472 0.4661 0.0494 95 4 0.7161 0.0972 0.7006 96 4 0.0972 0.7006 0.7161 97 4 0.0494 0.6528 0.0339 98 4 0.6528 0.0339 0.0494 99 4 0.9506 0.3472 0.9661 100 4 0.3472 0.9661 0.9506 101 1 0.5 0.25 0.625 102 3 0.5 0.25 0.375 103 4 0.2161 0.4028 0.2994 104 4 0.4028 0.2994 0.2161 105 4 0.9506 0.1528 0.4661 106 4 0.1528 0.4661 0.9506 107 4 0.7839 0.9028 0.2006 108 4 0.9028 0.2006 0.7839 109 1 0.5 0.25 0.125 110 3 0.5 0.25 0.875 111 4 0.2839 0.0972 0.2006 112 4 0.0972 0.2006 0.2839 113 4 0.0494 0.8472 0.5339 114 4 0.8472 0.5339 0.0494 115 4 0.7161 0.5972 0.2994 116 4 0.5972 0.2994 0.7161 117 4 0.4506 0.3472 0.5339 118 4 0.3472 0.5339 0.4506 119 4 0.5494 0.6528 0.4661 120 4 0.6528 0.4661 0.5494 121 4 0.5494 0.8472 0.9661 122 4 0.8472 0.9661 0.5494 123 4 0.4506 0.1528 0.0339 124 4 0.1528 0.0339 0.4506 125 4 0.4506 0.8472 0.4661 126 4 0.8472 0.4661 0.4506 127 4 0.5494 0.1528 0.5339 128 4 0.1528 0.5339 0.5494 129 4 0.5494 0.3472 0.0339 130 4 0.3472 0.0339 0.5494 131 4 0.4506 0.6528 0.9661 132 4 0.6528 0.9661 0.4506 133 2 0.25 0.25 0.75 134 2 0.25 0.75 0.25 135 4 0.2994 0.2839 0.9028 136 4 0.2006 0.7161 0.4028 137 4 0.2006 0.2161 0.5972 138 4 0.2994 0.7839 0.0972 139 2 0.75 0.25 0.25 140 2 0.75 0.75 0.75 141 4 0.7006 0.2839 0.4028 142 4 0.7994 0.7161 0.9028 143 4 0.7994 0.2161 0.0972 144 4 0.7006 0.7839 0.5972 145 4 0.7839 0.5972 0.7006 146 4 0.0972 0.7994 0.2161 147 4 0.2161 0.0972 0.7994 148 4 0.5972 0.7006 0.7839 149 4 0.7161 0.9028 0.7994 150 4 0.4028 0.7006 0.2839 151 4 0.2839 0.4028 0.7006 152 4 0.9028 0.7994 0.7161 153 4 0.7839 0.0972 0.2994 154 4 0.5972 0.2006 0.2161 155 4 0.2161 0.5972 0.2006 156 4 0.0972 0.2994 0.7839 157 4 0.7161 0.4028 0.2006 158 4 0.9028 0.2994 0.2839 159 4 0.2839 0.9028 0.2994 160 4 0.4028 0.2006 0.7161 X-ray density (g/cm cub.) = 4.34 MU (1/cm) = 210.586 Mass attenuation coefficient (cm**2/g) = 48.541 Selected interatomic distances (cation-anion,anion-anion): NoP Atom Rad.sph. C.N. Distance NoP N. (angs.) (angs.) 1 Si 2.1 4 1.6348 4 1.6348 4 1.6348 4 1.6348 4 2 Al 2.316 6 1.8889 4 1.8889 4 1.8889 4 1.8889 4 1.8889 4 1.8889 4 3 Fe 2.592 8 2.2179 4 2.2179 4 2.3624 4 2.2179 4 2.3624 4 2.3624 4 2.3624 4 2.2179 4 4 O 3.264 9 2.5095 4 2.6368 4 2.6368 4 2.7054 4 2.7054 4 2.7462 4 2.7526 4 2.7861 4 2.7462 4 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 2 10.976 21.953 0.106 52.27 24 65.9 234.7 2 2 2 0 12.701 25.401 0.123 38.51 12 69.9 97.4 3 3 2 1 16.909 33.817 0.163 20.88 48 57.6 143.5 4 4 0 0 18.115 36.23 0.174 17.96 6 443.0 911.2 5 4 2 0 20.342 40.685 0.194 13.9 24 450.9 2921.9 6 3 3 2 21.383 42.765 0.204 12.43 24 74.4 71.2 7 2 2 4 22.384 44.767 0.213 11.22 24 226.6 595.3 8 4 3 1 23.351 46.701 0.222 10.19 48 113.3 270.8 9 5 2 1 25.198 50.397 0.238 8.57 48 167.8 499.1 10 4 4 0 26.086 52.172 0.246 7.92 12 164.3 110.6 11 1 1 6 28.631 57.263 0.268 6.41 24 218.9 317.7 12 5 3 2 28.631 57.263 0.268 6.41 48 156.1 322.9 13 6 2 0 29.447 58.894 0.275 6.02 24 29.1 5.3 14 5 4 1 30.249 60.498 0.282 5.67 48 18.5 4.0 15 6 3 1 31.817 63.633 0.295 5.07 48 30.1 9.5 16 4 4 4 32.584 65.169 0.301 4.81 8 525.4 457.8 17 5 4 3 33.343 66.686 0.307 4.58 48 27.4 7.1 18 6 4 0 34.093 68.185 0.313 4.37 24 446.5 901.4 19 3 3 6 34.835 69.669 0.319 4.18 24 73.5 23.4 20 5 5 2 34.835 69.669 0.319 4.18 24 114.5 56.8 21 7 2 1 34.835 69.669 0.319 4.18 48 53.9 25.1 22 6 4 2 35.57 71.139 0.325 4.01 48 355.2 1047.0 23 6 5 1 37.739 75.477 0.342 3.59 48 69.0 35.3 24 7 3 2 37.739 75.477 0.342 3.59 48 9.1 0.6 25 8 0 0 38.452 76.903 0.348 3.47 6 571.4 292.9 26 7 4 1 39.161 78.321 0.353 3.37 48 66.9 31.1 27 8 2 0 39.866 79.732 0.358 3.27 24 46.5 7.3 28 6 5 3 40.568 81.136 0.364 3.19 48 9.5 0.6 29 2 2 8 41.268 82.535 0.369 3.11 24 15.9 0.8 30 6 6 0 41.268 82.535 0.369 3.11 12 68.2 7.5 31 7 4 3 41.965 83.93 0.374 3.04 48 38.3 9.2 32 8 3 1 41.965 83.93 0.374 3.04 48 10.5 0.7 33 7 5 2 43.354 86.709 0.384 2.93 48 5.7 0.2 34 8 4 0 44.048 88.095 0.389 2.88 24 292.0 254.0 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 2 10.976 21.953 4.69771 234.7 8.0 8.2 5.6 2 2 2 0 12.701 25.401 4.06834 97.4 3.3 3.4 5.6 3 3 2 1 16.909 33.817 3.07538 143.5 4.9 4.9 5.7 4 4 0 0 18.115 36.23 2.87675 911.2 31.2 31.3 5.7 5 4 2 0 20.342 40.685 2.57304 2921.9 100.0 100.0 5.7 6 3 3 2 21.383 42.765 2.4533 71.2 2.4 2.4 5.7 7 2 2 4 22.384 44.767 2.34886 595.3 20.4 20.3 5.7 8 4 3 1 23.351 46.701 2.25671 270.8 9.3 9.2 5.7 9 5 2 1 25.198 50.397 2.10088 499.1 17.1 16.9 5.8 10 4 4 0 26.086 52.172 2.03417 110.6 3.8 3.7 5.8 11 5 3 2 28.631 57.263 1.86668 640.6 21.9 21.5 5.8 12 4 4 4 32.584 65.169 1.66089 457.8 15.7 15.2 5.9 13 6 4 0 34.093 68.185 1.59573 901.4 30.9 29.7 5.9 14 7 2 1 34.835 69.669 1.5659 105.3 3.6 3.5 5.9 15 6 4 2 35.57 71.139 1.53769 1047.0 35.8 34.4 5.9 16 6 5 1 37.739 75.477 1.46139 35.9 1.2 1.2 6.0 17 8 0 0 38.452 76.903 1.43837 292.9 10.0 9.5 6.0 18 7 4 1 39.161 78.321 1.41641 31.1 1.1 1.0 6.0 19 8 4 0 44.048 88.095 1.28652 254.0 8.7 8.0 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) |