Tumchaite Subbotin V V, Merlino S, Pushcharovsky D Y, Pakhomovsky Y A, Ferro O, Bogdanova A N, Voloshin A V, Sorokhtina N V, Zubkova N V American Mineralogist 85 (2000) 1516-1520 Tumchaite Na2(Zr,Sn)Si4O11.2H2O - a new mineral from carbonatites of the Vuoriyarvi alkali-ultrabasic massif, Murmansk Region, Russia _database_code_amcsd 0002590 CELL PARAMETERS: 9.1440 8.8180 7.5370 90.000 113.220 90.000 SPACE GROUP: P2_1/c X-RAY WAVELENGTH: 1.541838 Cell Volume: 558.495 Density (g/cm3): 2.777 MAX. ABS. INTENSITY / VOLUME**2: 15.97164252 RIR: 1.873 RIR based on corundum from Acta Crystallographica A38 (1982) 733-739 2-THETA INTENSITY D-SPACING H K L Multiplicity 10.53 100.00 8.4033 1 0 0 2 14.56 11.60 6.0834 1 1 0 4 16.27 2.38 5.4470 0 1 1 4 16.42 67.93 5.3981 -1 1 1 4 20.14 13.26 4.4090 0 2 0 2 21.15 3.33 4.2017 2 0 0 2 22.03 51.89 4.0353 1 1 1 4 22.36 11.27 3.9761 -2 1 1 4 22.78 10.72 3.9042 1 2 0 4 23.45 1.54 3.7931 2 1 0 4 23.92 3.08 3.7194 0 2 1 4 24.03 3.63 3.7037 -1 2 1 4 25.71 7.69 3.4648 -1 1 2 4 25.72 2.78 3.4632 0 0 2 2 26.11 56.60 3.4133 -2 0 2 2 27.67 1.48 3.2235 0 1 2 4 28.22 14.23 3.1624 1 2 1 4 28.48 1.96 3.1336 -2 2 1 4 29.36 5.04 3.0417 2 2 0 4 30.64 52.42 2.9180 2 1 1 4 31.05 3.00 2.8806 -3 1 1 4 31.95 3.33 2.8011 3 0 0 2 32.22 21.60 2.7784 -3 0 2 2 32.26 3.69 2.7745 1 3 0 4 32.89 11.19 2.7235 0 2 2 4 33.11 2.08 2.7058 0 3 1 4 33.18 45.53 2.6997 -1 3 1 4 33.22 2.52 2.6969 1 1 2 4 35.46 1.84 2.5316 2 2 1 4 35.82 1.43 2.5071 -3 2 1 4 36.42 2.90 2.4671 1 3 1 4 36.63 10.92 2.4534 -2 3 1 4 37.51 9.30 2.3975 -1 1 3 4 37.75 4.81 2.3832 1 2 2 4 38.06 2.15 2.3643 3 2 0 4 38.86 2.29 2.3175 -1 3 2 4 39.72 3.29 2.2692 2 0 2 2 40.38 3.90 2.2335 0 1 3 4 40.52 5.62 2.2261 3 1 1 4 40.94 7.33 2.2045 0 4 0 2 40.96 10.85 2.2034 -3 1 3 4 40.97 3.65 2.2028 -4 1 1 4 41.07 1.95 2.1976 2 1 2 4 42.39 3.56 2.1323 1 4 0 4 43.06 2.37 2.1008 4 0 0 2 44.32 1.61 2.0436 4 1 0 4 44.42 2.37 2.0396 3 2 1 4 44.83 1.05 2.0216 -4 2 1 4 44.93 1.93 2.0176 2 2 2 4 45.63 4.48 1.9880 -4 2 2 4 45.76 1.71 1.9829 1 4 1 4 45.85 1.33 1.9793 1 1 3 4 46.52 4.00 1.9521 2 4 0 4 46.71 5.79 1.9445 -4 1 3 4 47.97 3.52 1.8965 4 2 0 4 48.03 1.98 1.8942 -2 3 3 4 48.98 4.38 1.8597 0 4 2 4 49.20 3.78 1.8519 -2 4 2 4 49.25 7.91 1.8502 3 0 2 2 50.37 2.26 1.8117 3 3 1 4 50.39 1.57 1.8108 3 1 2 4 50.51 2.02 1.8068 -1 1 4 4 50.74 9.56 1.7994 -3 3 3 4 50.83 1.75 1.7962 2 3 2 4 51.71 5.24 1.7678 -5 1 1 4 52.61 4.47 1.7397 1 4 2 4 52.85 9.64 1.7324 -2 2 4 4 52.85 4.76 1.7323 3 4 0 4 52.87 1.37 1.7316 0 0 4 2 53.03 1.26 1.7269 -3 4 2 4 53.29 1.74 1.7191 2 1 3 4 53.63 2.71 1.7091 0 5 1 4 53.71 3.62 1.7067 -4 0 4 2 53.73 2.25 1.7061 3 2 2 4 53.84 1.70 1.7027 -1 2 4 4 54.55 2.05 1.6822 -5 2 2 4 54.61 1.23 1.6807 5 0 0 2 54.79 1.80 1.6756 -4 1 4 4 54.95 3.77 1.6710 1 3 3 4 55.71 7.34 1.6499 -4 3 3 4 55.94 3.49 1.6438 1 5 1 4 56.60 1.05 1.6262 2 5 0 4 57.15 1.04 1.6118 0 2 4 4 57.94 1.29 1.5917 3 4 1 4 58.36 2.29 1.5812 2 4 2 4 58.51 2.02 1.5775 1 0 4 2 58.95 1.60 1.5668 -4 4 2 4 59.49 1.05 1.5539 -3 3 4 4 59.68 4.33 1.5494 -5 0 4 2 59.74 3.71 1.5479 4 3 1 4 59.82 3.81 1.5461 4 0 2 2 60.18 1.02 1.5378 -5 3 1 4 60.43 2.66 1.5320 2 5 1 4 60.67 3.24 1.5265 -3 5 1 4 60.78 2.51 1.5239 -6 0 2 2 60.92 2.44 1.5208 4 4 0 4 61.61 4.19 1.5054 2 3 3 4 62.70 1.67 1.4817 5 1 1 4 62.91 4.00 1.4773 -3 1 5 4 63.79 1.84 1.4590 4 2 2 4 64.35 1.43 1.4477 1 6 0 4 64.60 1.41 1.4428 -1 1 5 4 64.72 1.87 1.4403 -6 2 2 4 64.76 1.89 1.4394 -1 5 3 4 65.13 2.58 1.4322 -2 4 4 4 65.29 1.09 1.4292 -4 1 5 4 66.01 1.85 1.4153 -1 4 4 4 66.64 2.66 1.4034 -5 4 2 4 66.74 1.75 1.4015 0 5 3 4 66.79 2.12 1.4006 6 0 0 2 66.84 1.61 1.3997 3 5 1 4 67.15 1.17 1.3940 -3 5 3 4 67.16 1.21 1.3938 -4 5 1 4 68.53 1.01 1.3692 -1 6 2 4 68.57 1.68 1.3685 0 1 5 4 69.60 1.61 1.3507 4 5 0 4 69.66 1.40 1.3499 -2 6 2 4 69.68 1.12 1.3495 -4 4 4 4 69.94 1.58 1.3451 3 3 3 4 70.35 1.85 1.3383 5 3 1 4 70.83 1.56 1.3303 -6 3 1 4 72.14 2.33 1.3094 -1 3 5 4 74.03 2.54 1.2805 -7 1 3 4 74.39 1.39 1.2752 -1 5 4 4 75.90 2.15 1.2536 -6 4 2 4 75.93 3.16 1.2531 0 3 5 4 77.01 1.06 1.2383 -5 3 5 4 77.36 1.46 1.2335 2 6 2 4 77.55 1.23 1.2310 -5 5 3 4 79.17 1.32 1.2098 -1 0 6 2 80.05 1.53 1.1988 -2 2 6 4 82.79 1.94 1.1659 -7 3 1 4 83.73 1.01 1.1551 -5 2 6 4 84.12 1.08 1.1508 3 6 2 4 84.30 1.99 1.1488 5 1 3 4 85.48 1.05 1.1359 -6 5 3 4 86.95 1.29 1.1205 0 6 4 4 87.62 1.17 1.1137 -4 6 4 4 88.35 1.11 1.1063 5 6 0 4 89.11 1.70 1.0988 4 2 4 4 ================================================================================ XPOW Copyright 1993 Bob Downs, Ranjini Swaminathan and Kurt Bartelmehs For reference, see Downs et al. (1993) American Mineralogist 78, 1104-1107.