Elpidite-Rb Grigor'eva A A, Zubkova N V, Pekov I V, Kolitsch U, Pushcharovsky D Y, Vigasina M F, Giester G,Dordevic T, Tillmanns E, Chukanov N V Crystallography Reports 56 (2011) 832-841 Crystal chemistry of elpidite from Kahn Bogdo (Mongolia) and its K- and Rb-exchanged forms Locality: Kahn Bogdo, Mongolia Note: Rb-exchanged at 150 deg C _database_code_amcsd 0018524 CELL PARAMETERS: 14.2999 14.4408 14.7690 90.000 90.000 90.000 SPACE GROUP: Cmca X-RAY WAVELENGTH: 1.541838 Cell Volume: 3049.828 Density (g/cm3): 2.921 MAX. ABS. INTENSITY / VOLUME**2: 11.81110119 RIR: 1.317 RIR based on corundum from Acta Crystallographica A38 (1982) 733-739 2-THETA INTENSITY D-SPACING H K L Multiplicity 11.98 42.24 7.3845 0 0 2 2 12.26 2.85 7.2204 0 2 0 2 12.38 3.61 7.1500 2 0 0 2 13.65 10.18 6.4867 0 2 1 4 17.18 66.16 5.1626 0 2 2 4 17.26 1.40 5.1367 2 0 2 4 18.47 1.22 4.8042 2 2 1 8 21.23 49.52 4.1856 2 2 2 8 21.85 7.67 4.0675 0 2 3 4 24.10 21.86 3.6923 0 0 4 2 24.66 15.66 3.6102 0 4 0 2 24.91 10.60 3.5750 4 0 0 2 25.19 13.79 3.5355 2 2 3 8 26.75 1.20 3.3321 3 1 3 8 27.13 47.83 3.2874 0 2 4 4 27.18 8.47 3.2806 2 0 4 4 27.50 5.69 3.2433 0 4 2 4 27.68 71.20 3.2227 2 4 0 4 27.72 32.86 3.2177 4 0 2 4 27.85 3.60 3.2038 4 2 0 4 28.35 19.37 3.1486 2 4 1 8 28.51 100.00 3.1310 4 2 1 8 29.92 22.27 2.9868 2 2 4 8 30.26 25.95 2.9537 2 4 2 8 30.41 16.49 2.9391 4 2 2 8 31.54 1.24 2.8364 1 1 5 8 32.76 19.29 2.7339 0 2 5 4 33.23 2.14 2.6963 2 4 3 8 33.37 40.80 2.6852 4 2 3 8 34.75 11.47 2.5813 0 4 4 4 34.93 4.45 2.5683 4 0 4 4 35.14 18.75 2.5536 2 2 5 8 37.15 6.56 2.4198 4 2 4 8 37.44 1.05 2.4021 4 4 2 8 37.60 1.11 2.3923 1 1 6 8 38.69 12.49 2.3274 2 0 6 4 39.38 1.12 2.2883 0 6 2 4 39.51 3.35 2.2810 2 6 0 4 39.83 1.09 2.2632 6 2 0 4 39.94 2.05 2.2574 4 4 3 8 39.99 1.45 2.2543 2 6 1 8 40.52 1.14 2.2262 3 3 5 8 40.73 3.05 2.2152 2 2 6 8 41.43 2.96 2.1794 2 6 2 8 41.59 1.05 2.1717 4 2 5 8 41.74 3.62 2.1639 6 2 2 8 41.78 8.39 2.1622 0 6 3 4 43.23 9.49 2.0928 4 4 4 8 43.74 3.05 2.0697 2 6 3 8 44.04 3.39 2.0563 6 2 3 8 44.55 10.82 2.0338 0 4 6 4 44.96 1.64 2.0163 0 6 4 4 45.29 4.79 2.0024 6 0 4 4 45.43 4.29 1.9965 4 6 0 4 45.61 2.19 1.9890 6 4 0 4 45.87 2.40 1.9785 4 6 1 8 46.53 4.87 1.9519 4 2 6 8 46.81 8.03 1.9406 2 6 4 8 47.10 3.19 1.9296 6 2 4 8 47.16 1.51 1.9273 4 6 2 8 47.19 6.33 1.9260 4 4 5 8 47.33 10.01 1.9205 6 4 2 8 48.81 8.27 1.8658 0 6 5 4 49.25 1.93 1.8501 4 6 3 8 49.36 2.84 1.8461 0 0 8 2 50.56 5.12 1.8051 0 8 0 2 51.10 4.26 1.7875 2 0 8 4 51.10 15.30 1.7875 8 0 0 2 51.71 24.01 1.7677 4 4 6 8 52.08 3.84 1.7562 4 6 4 8 52.16 2.25 1.7535 0 8 2 4 52.24 3.44 1.7511 6 4 4 8 52.69 2.26 1.7373 8 0 2 4 53.23 6.63 1.7209 0 6 6 4 53.52 8.54 1.7122 6 0 6 4 54.11 1.94 1.6948 0 8 3 4 54.16 5.21 1.6935 6 6 0 4 54.31 4.83 1.6891 8 2 2 8 54.54 5.44 1.6825 6 6 1 8 55.13 1.97 1.6660 6 2 6 8 55.68 2.33 1.6507 6 6 2 8 55.94 2.56 1.6437 0 4 8 4 56.21 2.28 1.6364 8 2 3 8 57.53 1.26 1.6019 2 4 8 8 57.53 1.56 1.6019 8 4 0 4 57.55 5.07 1.6014 6 6 3 8 57.60 3.35 1.6002 0 2 9 4 57.63 2.23 1.5996 4 2 8 8 58.35 4.68 1.5815 2 8 4 8 58.64 11.03 1.5743 4 8 2 8 58.80 3.60 1.5704 8 2 4 8 59.17 3.93 1.5616 2 2 9 8 59.63 1.29 1.5506 4 6 6 8 62.03 1.76 1.4961 8 2 5 8 62.16 6.86 1.4934 4 4 8 8 62.93 3.59 1.4768 4 8 4 8 63.28 5.39 1.4695 8 4 4 8 63.51 1.65 1.4648 0 6 8 4 63.77 2.40 1.4595 6 0 8 4 64.39 1.92 1.4469 0 2 10 4 65.22 1.97 1.4306 6 2 8 8 65.43 1.93 1.4264 2 8 6 8 65.86 2.64 1.4182 2 2 10 8 68.01 1.94 1.3784 4 4 9 8 68.03 1.37 1.3781 10 2 2 8 68.66 1.65 1.3669 0 4 10 4 68.77 1.43 1.3650 4 0 10 4 69.30 3.84 1.3558 0 6 9 4 69.33 2.55 1.3555 4 6 8 8 69.76 1.04 1.3482 4 8 6 8 69.95 1.28 1.3449 0 10 4 4 70.09 3.48 1.3426 8 4 6 8 70.17 1.82 1.3412 4 2 10 8 70.20 1.47 1.3407 6 8 4 8 70.31 4.65 1.3390 4 10 0 4 70.64 1.28 1.3335 4 10 1 8 70.88 5.25 1.3295 10 4 0 4 71.63 2.07 1.3175 4 10 2 8 72.02 1.63 1.3113 10 2 4 8 72.20 1.31 1.3085 10 4 2 8 73.26 1.19 1.2920 4 10 3 8 73.35 3.03 1.2908 8 6 5 8 74.74 1.30 1.2701 2 8 8 8 74.74 1.77 1.2701 8 8 0 4 74.95 2.70 1.2671 10 2 5 8 76.03 1.13 1.2517 8 8 2 8 76.72 1.53 1.2423 6 8 6 8 76.90 2.20 1.2397 8 6 6 8 77.01 2.86 1.2383 4 2 11 8 77.11 1.21 1.2368 6 2 10 8 77.63 1.12 1.2299 8 8 3 8 77.84 2.60 1.2271 2 10 6 8 78.90 1.15 1.2133 0 2 12 4 80.57 1.50 1.1922 8 2 9 8 81.11 1.13 1.1858 6 4 10 8 82.52 1.15 1.1690 0 12 3 4 82.74 1.45 1.1664 10 6 4 8 84.72 1.32 1.1442 0 12 4 4 85.75 1.93 1.1330 8 6 8 8 86.16 1.12 1.1287 2 8 10 8 86.55 1.33 1.1246 8 2 10 8 86.67 1.30 1.1233 2 10 8 8 86.96 1.16 1.1203 12 2 4 8 ================================================================================ XPOW Copyright 1993 Bob Downs, Ranjini Swaminathan and Kurt Bartelmehs For reference, see Downs et al. (1993) American Mineralogist 78, 1104-1107.