Vishnevite Della Ventura G, Bellatreccia F, Parodi G C, Camara F, Piccinini M American Mineralogist 92 (2007) 713-721 Single-crystal FTIR and X-ray study of vishnevite, ideally [Na6(SO4)][Na2(H2O)2](Si6Al6O24) Locality: Latium, Italy Sample: Pi4 _database_code_amcsd 0004320 CELL PARAMETERS: 12.7228 12.7228 5.1980 90.000 90.000 120.000 SPACE GROUP: P6_3 X-RAY WAVELENGTH: 1.541838 Cell Volume: 728.672 Density (g/cm3): 2.288 MAX. ABS. INTENSITY / VOLUME**2: 8.188591049 RIR: 1.165 RIR based on corundum from Acta Crystallographica A38 (1982) 733-739 2-THETA INTENSITY D-SPACING H K L Multiplicity 8.02 2.29 11.0183 1 0 0 6 13.92 62.25 6.3614 1 1 0 6 16.09 2.75 5.5091 2 0 0 6 18.88 76.10 4.7011 1 0 1 6 21.34 12.43 4.1645 1 2 0 6 21.34 2.53 4.1645 2 1 0 6 22.08 1.01 4.0251 1 1 1 6 23.53 1.95 3.7808 2 0 1 6 24.23 51.79 3.6728 3 0 0 6 27.44 48.42 3.2501 1 2 1 6 27.44 51.58 3.2501 2 1 1 6 29.79 3.91 2.9996 3 0 1 6 32.50 31.84 2.7546 4 0 0 6 34.03 6.81 2.6344 1 3 1 6 34.03 11.62 2.6344 3 1 1 6 34.51 27.54 2.5990 0 0 2 1 35.49 4.00 2.5296 1 0 2 6 35.51 1.42 2.5278 2 3 0 6 35.51 2.42 2.5278 3 2 0 6 36.93 31.23 2.4339 4 0 1 6 37.40 1.56 2.4044 4 1 0 6 39.65 5.38 2.2732 2 3 1 6 39.65 3.98 2.2732 3 2 1 6 41.37 2.86 2.1822 1 4 1 6 41.37 3.38 2.1822 4 1 1 6 42.62 8.08 2.1215 3 0 2 6 42.64 14.36 2.1205 3 3 0 6 44.66 2.97 2.0289 5 0 1 6 45.05 1.00 2.0126 2 2 2 6 48.14 9.39 1.8904 4 0 2 6 49.27 1.67 1.8494 5 1 1 6 49.27 1.35 1.8494 1 5 1 6 50.36 3.63 1.8121 2 3 2 6 50.36 2.92 1.8121 3 2 2 6 50.38 1.48 1.8114 3 4 0 6 51.80 3.58 1.7650 1 4 2 6 51.80 4.61 1.7650 4 1 2 6 51.82 1.76 1.7643 2 5 0 6 51.82 3.67 1.7643 5 2 0 6 53.54 2.60 1.7116 1 0 3 6 53.58 2.87 1.7105 3 4 1 6 53.58 1.60 1.7105 4 3 1 6 54.96 1.56 1.6707 2 5 1 6 54.96 2.31 1.6707 5 2 1 6 55.60 2.54 1.6528 2 0 3 6 55.97 2.61 1.6430 3 3 2 6 57.62 5.02 1.5997 1 2 3 6 57.62 4.99 1.5997 2 1 3 6 57.66 2.49 1.5988 1 6 1 6 57.66 1.98 1.5988 6 1 1 6 57.99 7.78 1.5904 4 4 0 6 61.52 1.08 1.5073 1 3 3 6 61.52 2.06 1.5073 3 1 3 6 61.56 3.52 1.5065 7 0 1 6 61.56 2.72 1.5065 3 5 1 6 61.56 1.41 1.5065 5 3 1 6 61.86 4.45 1.4998 6 0 2 6 63.42 7.33 1.4666 4 0 3 6 63.46 1.34 1.4659 2 6 1 6 63.46 1.30 1.4659 6 2 1 6 63.76 1.12 1.4598 5 2 2 6 63.77 2.38 1.4594 7 1 0 6 65.29 1.63 1.4292 2 3 3 6 65.29 1.33 1.4292 3 2 3 6 68.08 1.30 1.3773 8 0 0 6 69.26 9.57 1.3565 4 4 2 6 70.77 9.95 1.3313 8 0 1 6 72.51 1.18 1.3036 5 1 3 6 72.51 1.06 1.3036 1 5 3 6 72.54 1.02 1.3031 2 7 1 6 72.77 2.12 1.2995 0 0 4 1 74.53 1.73 1.2732 1 1 4 6 74.58 1.28 1.2725 1 7 2 6 74.58 2.51 1.2725 7 1 2 6 76.01 1.88 1.2521 3 4 3 6 76.01 1.12 1.2521 4 3 3 6 76.04 1.54 1.2516 8 1 1 6 77.99 1.14 1.2251 3 0 4 6 78.04 2.03 1.2245 3 6 2 6 78.04 2.55 1.2245 6 3 2 6 78.06 1.01 1.2243 9 0 0 6 78.61 1.18 1.2170 8 0 2 6 79.48 1.39 1.2058 3 7 1 6 79.48 1.06 1.2058 7 3 1 6 81.98 1.49 1.1753 4 0 4 6 82.86 1.56 1.1651 7 0 3 6 83.68 1.00 1.1557 3 2 4 6 84.55 1.11 1.1460 6 2 3 6 84.55 1.05 1.1460 2 6 3 6 ================================================================================ XPOW Copyright 1993 Bob Downs, Ranjini Swaminathan and Kurt Bartelmehs For reference, see Downs et al. (1993) American Mineralogist 78, 1104-1107.