Tsepinite-Ca Pekov I V, Chukanov N V, Ferraris G, Gula A, Pushcharovsky D Y, Zadov A E Neues Jahrbuch fur Mineralogie, Monatshefte 2003 (2003) 461-480 Tsepinite-Ca,(Ca,K,Na,[])2(Ti,Nb)2(Si4O12)(OH,O)2*4H2O, a new mineral of the labuntsovite group from the Khibiny alkaline massif, Kola peninsula - novel disordered sites in the vuoriyarvite-type structure Locality: Lovchorrite mine, Hackman Valley, Yukspor Mountian, Khibiny massif, Kola Peninsula, Russia _database_code_amcsd 0014929 CELL PARAMETERS: 14.4840 14.1910 7.9070 90.000 117.260 90.000 SPACE GROUP: C2/m X-RAY WAVELENGTH: 1.541838 Cell Volume: 1444.722 Density (g/cm3): 2.655 MAX. ABS. INTENSITY / VOLUME**2: 5.750257746 RIR: 0.705 RIR based on corundum from Acta Crystallographica A38 (1982) 733-739 2-THETA INTENSITY D-SPACING H K L Multiplicity 9.27 1.76 9.5355 1 1 0 4 12.47 56.07 7.0955 0 2 0 2 12.59 69.90 7.0288 0 0 1 2 12.86 2.13 6.8816 -1 1 1 4 13.75 51.83 6.4382 -2 0 1 2 13.76 45.32 6.4377 2 0 0 2 17.76 30.13 4.9935 0 2 1 4 18.61 5.35 4.7680 -2 2 1 4 18.61 3.30 4.7678 2 2 0 4 21.63 1.49 4.1080 3 1 0 4 21.92 1.04 4.0541 -1 3 1 4 22.60 15.91 3.9343 -2 0 2 2 22.60 14.11 3.9340 2 0 1 2 23.83 1.07 3.7341 -1 1 2 4 24.58 5.11 3.6210 -4 0 1 2 25.10 1.20 3.5477 0 4 0 2 25.34 3.06 3.5144 0 0 2 2 25.36 1.24 3.5118 1 3 1 4 25.89 4.74 3.4408 -2 2 2 4 25.90 4.39 3.4406 2 2 1 4 27.66 84.73 3.2253 -4 2 1 4 27.71 49.01 3.2191 -4 0 2 2 27.71 50.99 3.2188 4 0 0 2 28.18 61.23 3.1672 0 4 1 4 28.34 66.24 3.1493 0 2 2 4 28.73 29.10 3.1072 -2 4 1 4 28.73 31.23 3.1072 2 4 0 4 29.61 1.37 3.0170 3 1 1 4 29.93 8.92 2.9853 1 1 2 4 30.49 18.58 2.9315 -4 2 2 4 30.50 18.38 2.9313 4 2 0 4 31.69 1.81 2.8239 -5 1 1 4 34.03 11.63 2.6347 -2 4 2 4 34.03 12.30 2.6346 2 4 1 4 34.21 10.08 2.6210 -2 0 3 2 34.21 8.74 2.6209 2 0 2 2 35.42 29.95 2.5341 -4 4 1 4 35.60 20.26 2.5220 -4 0 3 2 35.60 18.28 2.5218 4 0 1 2 35.97 42.10 2.4968 0 4 2 4 36.87 2.31 2.4375 -3 5 1 4 39.37 2.56 2.2888 -1 5 2 4 40.23 1.45 2.2417 0 6 1 4 40.55 1.22 2.2248 0 2 3 4 42.11 3.68 2.1461 -6 0 3 2 42.11 3.54 2.1459 6 0 0 2 43.06 1.88 2.1006 5 1 1 4 43.30 2.64 2.0895 3 5 1 4 44.05 10.33 2.0556 -4 4 3 4 44.06 10.40 2.0554 4 4 1 4 44.09 1.08 2.0542 -6 2 3 4 44.09 1.02 2.0540 6 2 0 4 46.27 7.91 1.9622 0 6 2 4 46.45 6.37 1.9551 0 4 3 4 46.95 1.02 1.9353 -2 0 4 2 47.18 1.19 1.9263 -3 5 3 4 47.72 1.18 1.9060 -4 6 2 4 47.99 1.19 1.8957 -4 2 4 4 48.00 1.11 1.8955 4 2 2 4 49.78 3.05 1.8316 -6 0 4 2 49.79 2.16 1.8314 6 0 1 2 50.40 15.44 1.8105 -8 0 2 2 51.52 15.55 1.7739 0 8 0 2 51.72 1.51 1.7674 3 5 2 4 52.04 9.17 1.7572 0 0 4 2 53.08 6.73 1.7252 -4 6 3 4 53.09 6.96 1.7251 4 6 1 4 53.24 12.76 1.7204 -4 4 4 4 53.25 11.29 1.7203 4 4 2 4 53.26 2.47 1.7199 0 8 1 4 53.59 2.01 1.7102 -2 8 1 4 53.59 2.08 1.7101 2 8 0 4 53.74 1.28 1.7057 0 2 4 4 53.86 1.75 1.7021 -8 2 3 4 53.86 1.97 1.7020 -8 2 1 4 53.97 1.22 1.6989 -2 4 4 4 53.97 1.16 1.6989 2 4 3 4 54.72 2.52 1.6774 -6 6 2 4 54.72 2.54 1.6773 -6 6 1 4 55.18 8.96 1.6645 0 6 3 4 56.55 1.68 1.6275 -6 4 4 4 56.55 1.77 1.6274 6 4 1 4 58.03 1.35 1.5893 -6 6 3 4 58.04 1.22 1.5893 6 6 0 4 58.74 7.35 1.5718 -8 4 3 4 58.74 7.38 1.5718 -8 4 1 4 58.83 3.23 1.5697 -8 2 4 4 58.84 2.96 1.5696 8 2 0 4 59.50 3.16 1.5536 -4 8 2 4 59.50 3.08 1.5536 4 8 0 4 59.95 2.77 1.5431 -4 2 5 4 59.95 2.63 1.5430 4 2 3 4 60.65 1.36 1.5269 -2 0 5 2 60.65 1.04 1.5268 2 0 4 2 63.31 1.19 1.4691 -2 8 3 4 63.47 4.16 1.4657 -8 4 4 4 63.47 3.91 1.4657 8 4 0 4 64.19 6.25 1.4509 -4 8 3 4 64.19 6.09 1.4509 4 8 1 4 64.53 6.63 1.4441 -4 4 5 4 64.54 6.47 1.4440 4 4 3 4 64.86 1.89 1.4376 -8 6 2 4 65.11 1.74 1.4327 -8 0 5 2 65.12 1.61 1.4325 8 0 1 2 65.65 1.08 1.4221 -6 8 2 4 65.65 1.05 1.4221 -6 8 1 4 66.06 1.01 1.4143 0 8 3 4 66.26 1.04 1.4105 0 6 4 4 70.55 1.62 1.3349 -10 4 3 4 70.55 1.72 1.3349 -10 4 2 4 71.39 4.26 1.3213 -4 10 1 4 71.73 2.87 1.3159 0 10 2 4 72.01 2.11 1.3114 -6 0 6 2 72.01 2.04 1.3113 6 0 3 2 72.07 2.61 1.3105 -4 0 6 2 72.07 2.77 1.3104 4 0 4 2 72.30 2.29 1.3069 0 4 5 4 74.95 3.92 1.2671 -8 8 2 4 75.37 1.52 1.2610 -8 0 6 2 75.38 1.56 1.2609 8 0 2 2 76.27 2.51 1.2484 0 8 4 4 77.62 1.23 1.2301 -6 4 6 4 77.62 1.22 1.2300 6 4 3 4 86.59 1.10 1.1242 -4 12 1 4 ================================================================================ XPOW Copyright 1993 Bob Downs, Ranjini Swaminathan and Kurt Bartelmehs For reference, see Downs et al. (1993) American Mineralogist 78, 1104-1107.