Annite Laurora A, Brigatti M F, Mottana A, Malferrari D, Caprilli E American Mineralogist 92 (2007) 468-480 Crystal chemistry of trioctahedral micas in alkaline and subalkaline volcanic rocks: A case study from Mt. Sassetto (Tolfa district, Latium, central Italy) Locality: Mt. Sassetto, Tolfa district, Latium, Italy Sample: MS8(1) Note: 1M polytype _database_code_amcsd 0004300 CELL PARAMETERS: 5.3216 9.2114 10.1060 90.000 99.949 90.000 SPACE GROUP: C2/m X-RAY WAVELENGTH: 1.541838 Cell Volume: 487.940 Density (g/cm3): 2.833 MAX. ABS. INTENSITY / VOLUME**2: 5.133838824 RIR: 0.590 RIR based on corundum from Acta Crystallographica A38 (1982) 733-739 2-THETA INTENSITY D-SPACING H K L Multiplicity 8.88 100.00 9.9540 0 0 1 2 17.82 2.34 4.9770 0 0 2 2 19.27 16.57 4.6057 0 2 0 2 19.49 23.69 4.5557 1 1 0 4 20.18 6.97 4.4000 -1 1 1 4 22.65 18.61 3.9254 1 1 1 4 24.43 61.05 3.6440 -1 1 2 4 26.37 87.52 3.3804 0 2 2 4 26.87 75.29 3.3180 0 0 3 2 28.48 80.05 3.1342 1 1 2 4 30.87 48.18 2.8971 -1 1 3 4 33.28 21.51 2.6921 0 2 3 4 33.83 10.33 2.6496 -2 0 1 2 33.83 22.31 2.6494 1 3 0 4 34.21 42.46 2.6208 2 0 0 2 34.26 82.68 2.6177 -1 3 1 4 35.79 8.65 2.5088 1 1 3 4 35.83 6.17 2.5064 1 3 1 4 35.86 3.57 2.5041 -2 0 2 2 36.09 5.62 2.4885 0 0 4 2 36.95 22.03 2.4330 2 0 1 2 37.02 43.88 2.4283 -1 3 2 4 38.53 2.60 2.3365 -1 1 4 4 39.12 3.59 2.3029 0 4 0 2 39.23 6.66 2.2967 -2 2 1 4 39.56 9.77 2.2778 2 2 0 4 39.92 7.73 2.2583 1 3 2 4 39.99 3.99 2.2548 -2 0 3 2 40.19 10.80 2.2436 0 4 1 4 41.03 10.03 2.2000 -2 2 2 4 41.63 17.71 2.1695 2 0 2 2 41.73 36.06 2.1646 -1 3 3 4 42.00 5.93 2.1513 2 2 1 4 43.29 2.17 2.0900 0 4 2 4 45.57 18.04 1.9908 0 0 5 2 45.65 13.29 1.9874 1 3 3 4 45.73 7.64 1.9838 -2 0 4 2 47.80 3.19 1.9029 2 0 3 2 47.92 6.04 1.8985 -1 3 4 4 52.00 2.55 1.7587 2 2 3 4 52.54 1.69 1.7419 -3 1 1 4 52.61 4.36 1.7396 1 3 4 4 52.66 2.45 1.7381 1 5 0 4 52.72 2.29 1.7364 -2 0 5 2 53.43 1.09 1.7150 -3 1 2 4 54.08 5.88 1.6958 1 5 1 4 54.27 2.40 1.6902 0 4 4 4 54.90 7.87 1.6725 2 4 1 4 54.95 1.08 1.6709 -1 5 2 4 55.11 19.05 1.6665 2 0 4 2 55.24 35.62 1.6628 -1 3 5 4 55.38 1.88 1.6590 0 0 6 2 55.87 3.77 1.6455 3 1 1 4 55.98 8.12 1.6427 -3 1 3 4 57.13 6.02 1.6124 1 5 2 4 57.18 6.19 1.6111 -2 4 3 4 58.44 4.78 1.5791 2 4 2 4 58.52 5.82 1.5772 -1 5 3 4 59.91 2.85 1.5440 3 1 2 4 60.06 2.99 1.5405 -3 1 4 4 60.25 39.87 1.5360 -3 3 1 4 60.28 19.29 1.5352 0 6 0 2 60.57 20.79 1.5287 1 3 5 4 60.69 10.35 1.5260 -2 0 6 2 61.02 3.76 1.5186 3 3 0 4 61.07 4.23 1.5174 -3 3 2 4 61.07 3.72 1.5173 0 6 1 4 61.64 1.68 1.5046 1 5 3 4 62.38 1.48 1.4886 1 1 6 4 63.36 1.17 1.4678 2 0 5 2 63.51 2.55 1.4648 -1 3 6 4 64.31 1.26 1.4485 -2 2 6 4 65.66 2.13 1.4220 0 0 7 2 65.79 2.04 1.4194 -1 1 7 4 66.90 1.69 1.3985 2 2 5 4 67.09 1.44 1.3951 3 3 2 4 67.19 1.13 1.3933 0 6 3 4 67.23 1.15 1.3926 -3 3 4 4 69.14 1.65 1.3587 0 2 7 4 69.42 16.94 1.3539 1 3 6 4 69.55 8.91 1.3516 -2 0 7 2 69.88 2.75 1.3461 0 4 6 4 70.90 3.27 1.3292 -4 0 1 2 70.95 6.65 1.3284 -2 6 1 4 71.17 5.58 1.3248 -4 0 2 2 71.18 11.41 1.3247 2 6 0 4 72.20 4.53 1.3085 3 3 3 4 72.32 4.48 1.3066 0 6 4 4 72.38 4.59 1.3056 -3 3 5 4 72.55 1.24 1.3029 1 1 7 4 72.85 6.54 1.2984 2 6 1 4 72.89 3.90 1.2978 -4 0 3 2 72.94 4.13 1.2969 -2 2 7 4 74.67 2.19 1.2711 4 0 1 2 74.82 4.09 1.2690 -2 6 3 4 75.42 1.52 1.2604 4 2 0 4 75.84 5.12 1.2544 2 2 6 4 76.23 3.22 1.2490 -1 7 2 4 76.57 1.78 1.2443 0 0 8 2 77.01 1.53 1.2383 3 5 1 4 77.10 4.43 1.2371 -3 5 3 4 77.98 2.99 1.2253 4 2 1 4 78.08 2.04 1.2240 1 7 2 4 78.57 2.19 1.2175 3 3 4 4 78.71 2.36 1.2157 0 6 5 4 78.79 2.02 1.2147 -3 3 6 4 79.16 3.38 1.2099 0 4 7 4 79.28 1.68 1.2084 -1 7 3 4 79.29 1.58 1.2082 -4 2 4 4 80.36 1.89 1.1949 2 6 3 4 82.58 1.33 1.1683 -2 2 8 4 85.77 1.31 1.1328 -1 5 7 4 86.12 9.16 1.1291 2 6 4 4 86.28 4.72 1.1274 -4 0 6 2 86.82 1.30 1.1218 0 8 2 4 88.98 1.33 1.1001 -3 1 8 4 ================================================================================ XPOW Copyright 1993 Bob Downs, Ranjini Swaminathan and Kurt Bartelmehs For reference, see Downs et al. (1993) American Mineralogist 78, 1104-1107.