Charoite Rozhdestvenskaya I, Mugnaioli E, Czank M, Depmeier W, Kolb U, Reinholdt A, Weirich T Mineralogical Magazine 74 (2010) 159-177 The structure of charoite, (K,Sr,Ba,Mn)15-16(Ca,Na)32[(Si70(O,OH)180)](OH,F)4.0*nH2O, solved by conventional and automated electron diffraction Note: this is polytype charoite-90 Locality: Murun massif, Yakutiya, Russia _database_code_amcsd 0017698 CELL PARAMETERS: 31.9600 19.6400 7.0900 90.000 90.000 90.000 SPACE GROUP: P2_1/m X-RAY WAVELENGTH: 1.541838 Cell Volume: 4450.353 Density (g/cm3): 2.555 MAX. ABS. INTENSITY / VOLUME**2: 15.31874614 RIR: 1.952 RIR based on corundum from Acta Crystallographica A38 (1982) 733-739 2-THETA INTENSITY D-SPACING H K L Multiplicity 2.76 100.00 31.9600 1 0 0 2 5.28 19.48 16.7330 1 1 0 4 7.13 37.00 12.3953 2 1 0 4 9.01 11.89 9.8200 0 2 0 2 9.44 10.93 9.3644 3 1 0 4 11.96 4.50 7.4010 4 1 0 4 12.26 1.69 7.2204 3 2 0 4 13.56 1.77 6.5282 -1 1 1 4 13.66 2.31 6.4808 2 0 1 2 13.85 1.16 6.3920 5 0 0 2 14.29 5.80 6.1977 4 2 0 4 14.57 2.30 6.0782 5 1 0 4 14.62 2.36 6.0580 2 3 0 4 15.89 1.77 5.5777 3 3 0 4 16.55 2.39 5.3571 5 2 0 4 17.25 2.43 5.1409 6 1 0 4 18.28 3.39 4.8531 1 4 0 4 19.23 1.06 4.6146 -5 1 1 4 19.41 1.73 4.5735 5 3 0 4 19.44 2.01 4.5657 7 0 0 2 21.51 1.15 4.1318 6 3 0 4 22.81 1.91 3.8987 1 5 0 4 23.76 1.02 3.7449 7 3 0 4 24.66 2.86 3.6102 6 4 0 4 24.71 1.39 3.6029 4 4 1 4 25.08 1.08 3.5511 9 0 0 2 26.00 1.52 3.4271 8 1 1 4 26.11 1.02 3.4130 5 4 1 4 26.11 1.85 3.4130 -5 4 1 4 26.64 8.88 3.3466 5 5 0 4 26.69 1.58 3.3395 9 2 0 4 27.24 1.45 3.2733 0 6 0 2 27.27 1.06 3.2701 3 5 1 4 27.32 1.35 3.2641 2 2 2 4 27.91 2.60 3.1972 4 1 2 4 27.91 2.35 3.1972 -4 1 2 4 27.92 2.50 3.1960 10 0 0 2 28.04 8.02 3.1822 3 2 2 4 28.04 8.50 3.1822 -3 2 2 4 28.10 1.98 3.1751 -9 0 1 2 28.27 4.09 3.1564 -4 5 1 4 28.53 6.36 3.1290 3 6 0 4 28.60 2.28 3.1215 9 3 0 4 28.77 2.02 3.1026 1 3 2 4 28.77 1.53 3.1026 -1 3 2 4 28.80 4.24 3.1001 5 0 2 2 28.80 4.25 3.1001 -5 0 2 2 29.19 2.60 3.0596 2 3 2 4 29.19 3.12 3.0596 -2 3 2 4 29.52 1.89 3.0264 5 5 1 4 30.01 2.58 2.9777 7 5 0 4 30.29 1.24 2.9512 6 0 2 2 30.29 1.37 2.9512 -6 0 2 2 30.69 1.30 2.9135 5 6 0 4 31.12 1.46 2.8742 11 1 0 4 31.95 2.35 2.8009 8 5 0 4 31.96 1.66 2.8001 7 0 2 2 31.96 1.50 2.8001 -7 0 2 2 32.02 1.10 2.7950 1 7 0 4 32.13 2.62 2.7861 11 2 0 4 33.01 2.86 2.7132 3 7 0 4 33.12 1.70 2.7045 4 4 2 4 33.12 1.54 2.7045 -4 4 2 4 33.25 1.47 2.6949 5 6 1 4 33.30 1.21 2.6904 6 3 2 4 33.30 1.22 2.6904 -6 3 2 4 33.45 1.44 2.6785 10 4 0 4 33.80 1.79 2.6516 -8 0 2 2 33.80 2.18 2.6516 8 0 2 2 34.21 2.04 2.6214 5 4 2 4 34.21 2.12 2.6214 -5 4 2 4 34.84 1.06 2.5748 -2 7 1 4 35.05 1.15 2.5599 -8 2 2 4 35.05 1.35 2.5599 8 2 2 4 35.93 1.40 2.4996 4 5 2 4 35.93 1.59 2.4996 -4 5 2 4 42.62 1.10 2.1211 -4 7 2 4 42.71 1.15 2.1169 12 1 2 4 42.71 1.33 2.1169 -12 1 2 4 45.29 1.10 2.0024 -2 8 2 4 51.56 5.41 1.7725 0 0 4 2 ================================================================================ XPOW Copyright 1993 Bob Downs, Ranjini Swaminathan and Kurt Bartelmehs For reference, see Downs et al. (1993) American Mineralogist 78, 1104-1107.