Alunogen Menchetti S, Sabelli C Tschermaks Mineralogische und Petrographische Mitteilungen 21 (1974) 164-178 Alunogen. Its structure and twinning Locality: grotta dell'allume, Vulcano Island, Italy _database_code_amcsd 0015647 CELL PARAMETERS: 7.4250 26.9750 6.0608 90.030 97.660 91.940 SPACE GROUP: P-1 X-RAY WAVELENGTH: 1.541838 Cell Volume: 1202.376 Density (g/cm3): 1.763 MAX. ABS. INTENSITY / VOLUME**2: 2.793963658 RIR: 0.516 RIR based on corundum from Acta Crystallographica A38 (1982) 733-739 2-THETA INTENSITY D-SPACING H K L Multiplicity 3.28 3.67 26.9592 0 1 0 2 6.56 88.91 13.4796 0 2 0 2 9.84 2.49 8.9864 0 3 0 2 12.03 22.41 7.3544 1 0 0 2 12.37 23.68 7.1576 -1 1 0 2 12.58 25.81 7.0343 1 1 0 2 13.14 3.36 6.7398 0 4 0 2 13.52 16.23 6.5510 -1 2 0 2 13.91 3.16 6.3651 1 2 0 2 14.75 5.10 6.0066 0 0 1 2 15.30 1.64 5.7894 -1 3 0 2 15.83 2.83 5.5983 1 3 0 2 17.54 2.82 5.0558 -1 4 0 2 18.02 3.89 4.9231 -1 1 1 2 18.14 5.04 4.8897 -1 -1 1 2 18.85 4.31 4.7086 -1 2 1 2 19.08 1.43 4.6507 -1 -2 1 2 19.75 25.64 4.4956 0 -4 1 2 19.76 81.09 4.4932 0 6 0 2 19.85 17.77 4.4729 0 4 1 2 20.08 7.52 4.4212 -1 5 0 2 20.19 100.00 4.3979 -1 3 1 2 20.30 1.23 4.3750 1 0 1 2 20.52 91.98 4.3276 -1 -3 1 2 20.65 4.12 4.3022 1 1 1 2 20.76 11.82 4.2791 1 5 0 2 21.20 7.03 4.1911 1 -2 1 2 21.50 10.65 4.1322 1 2 1 2 21.96 3.37 4.0472 -1 4 1 2 22.21 2.50 4.0023 0 5 1 2 22.37 1.02 3.9743 -1 -4 1 2 22.39 58.29 3.9714 1 -3 1 2 22.82 54.22 3.8969 1 3 1 2 23.98 2.25 3.7107 1 -4 1 2 24.07 3.76 3.6973 -1 5 1 2 24.20 35.28 3.6772 2 0 0 2 24.52 4.10 3.6300 1 4 1 2 24.54 5.98 3.6280 -1 -5 1 2 24.54 3.53 3.6269 2 1 0 2 24.68 14.55 3.6067 0 -6 1 2 24.81 5.21 3.5892 0 6 1 2 24.88 7.16 3.5788 -2 2 0 2 25.32 7.13 3.5171 2 2 0 2 25.74 20.06 3.4608 -1 7 0 2 25.92 6.55 3.4380 1 -5 1 2 26.44 2.37 3.3709 -1 6 1 2 26.45 3.24 3.3699 0 8 0 2 26.49 9.33 3.3648 1 7 0 2 26.54 2.34 3.3580 1 5 1 2 26.68 10.00 3.3409 -2 0 1 2 26.80 3.05 3.3270 -2 1 1 2 26.98 3.11 3.3042 -2 -1 1 2 27.45 1.20 3.2496 0 -7 1 2 28.23 3.93 3.1608 -2 3 1 2 28.76 9.19 3.1041 -1 8 0 2 28.77 4.96 3.1030 -2 -3 1 2 28.92 1.79 3.0876 -2 5 0 2 29.02 11.18 3.0772 -1 7 1 2 29.50 14.34 3.0276 -2 4 1 2 29.53 20.95 3.0246 1 8 0 2 29.57 5.05 3.0211 -1 -7 1 2 29.75 15.46 3.0033 0 0 2 2 29.88 8.01 2.9907 2 5 0 2 30.14 5.72 2.9650 2 0 1 2 30.19 13.04 2.9602 -2 -4 1 2 30.23 5.76 2.9569 2 -1 1 2 30.43 2.76 2.9376 2 1 1 2 30.48 3.10 2.9326 0 8 1 2 30.55 3.72 2.9259 1 -7 1 2 30.68 9.73 2.9143 2 -2 1 2 31.09 2.63 2.8766 -2 5 1 2 31.29 3.37 2.8590 -1 2 2 2 31.31 2.56 2.8569 1 7 1 2 31.40 9.13 2.8488 -1 -2 2 2 31.45 3.04 2.8441 0 3 2 2 31.49 1.75 2.8413 2 -3 1 2 31.76 1.17 2.8176 -1 8 1 2 31.91 3.32 2.8046 -2 -5 1 2 31.97 1.52 2.7991 2 6 0 2 32.15 4.40 2.7842 -1 3 2 2 32.32 2.29 2.7701 -1 -3 2 2 32.34 1.32 2.7684 -1 -8 1 2 32.58 4.43 2.7485 0 -4 2 2 32.63 5.02 2.7446 2 -4 1 2 33.33 2.71 2.6879 -1 4 2 2 33.36 2.71 2.6861 0 -9 1 2 33.97 1.09 2.6392 1 8 1 2 34.07 4.41 2.6318 2 -5 1 2 34.10 14.63 2.6294 0 -5 2 2 35.03 1.63 2.5616 1 -3 2 2 35.36 3.09 2.5381 1 3 2 2 35.51 2.35 2.5279 -2 8 0 2 35.87 1.70 2.5037 1 10 0 2 35.88 8.81 2.5028 0 -6 2 2 35.92 3.37 2.4999 1 -9 1 2 36.06 24.29 2.4911 0 6 2 2 36.10 2.31 2.4879 1 -4 2 2 36.46 4.28 2.4642 0 -10 1 2 36.54 2.92 2.4594 1 4 2 2 36.61 1.28 2.4549 0 10 1 2 36.66 1.46 2.4515 3 0 0 2 36.77 4.29 2.4444 1 9 1 2 36.79 5.84 2.4431 2 8 0 2 36.82 2.62 2.4412 2 6 1 2 36.93 1.69 2.4339 3 1 0 2 37.22 1.63 2.4158 -2 3 2 2 37.36 3.83 2.4068 -2 8 1 2 37.70 1.43 2.3859 -3 3 0 2 37.78 2.64 2.3810 -3 1 1 2 38.00 4.00 2.3679 -3 -1 1 2 38.09 1.46 2.3625 0 7 2 2 38.09 1.04 2.3624 -2 9 0 2 38.13 3.42 2.3600 -3 2 1 2 38.23 1.71 2.3543 -2 4 2 2 38.48 2.08 2.3397 -2 -8 1 2 38.56 3.11 2.3348 -3 -2 1 2 38.65 1.06 2.3296 -3 4 0 2 38.72 2.55 2.3253 -2 -4 2 2 38.78 4.70 2.3221 -3 3 1 2 38.81 1.53 2.3202 1 -10 1 2 39.41 3.11 2.2864 -3 -3 1 2 39.44 1.27 2.2845 2 9 0 2 39.79 3.13 2.2652 0 11 1 2 39.87 2.19 2.2610 -3 5 0 2 39.89 1.92 2.2600 2 -8 1 2 40.12 1.15 2.2478 0 -8 2 2 40.82 1.48 2.2106 -2 10 0 2 40.96 1.53 2.2034 3 5 0 2 41.35 1.46 2.1837 -3 6 0 2 41.63 2.45 2.1694 -1 12 0 2 41.86 1.22 2.1581 3 1 1 2 43.06 2.09 2.1009 -3 7 0 2 43.17 1.19 2.0955 2 -4 2 2 43.59 1.30 2.0762 2 9 1 2 44.05 1.88 2.0558 -3 7 1 2 44.48 1.98 2.0369 -3 0 2 2 44.48 4.71 2.0367 3 7 0 2 44.52 1.91 2.0349 -3 1 2 2 44.70 2.34 2.0273 -3 -1 2 2 44.91 5.96 2.0183 1 -12 1 2 45.08 1.31 2.0113 0 -10 2 2 45.69 1.24 1.9857 2 -6 2 2 45.85 5.98 1.9792 1 12 1 2 45.94 1.83 1.9754 -3 8 1 2 46.19 1.18 1.9654 2 10 1 2 46.46 1.31 1.9547 -1 3 3 2 46.61 2.20 1.9484 2 6 2 2 47.09 3.27 1.9298 -3 9 0 2 47.34 1.24 1.9202 -1 4 3 2 47.40 3.12 1.9180 -3 -8 1 2 47.41 3.32 1.9176 2 -11 1 2 48.15 1.44 1.8899 -3 -5 2 2 48.17 1.41 1.8892 -2 12 1 2 48.27 1.05 1.8853 -1 11 2 2 48.41 2.75 1.8801 0 -5 3 2 48.45 1.33 1.8787 -1 14 0 2 48.59 2.19 1.8739 0 5 3 2 48.87 1.74 1.8635 1 1 3 2 48.92 2.28 1.8617 2 11 1 2 49.10 1.06 1.8553 2 -8 2 2 49.33 2.14 1.8474 1 14 0 2 49.53 1.48 1.8404 -2 -12 1 2 49.61 1.70 1.8374 -3 -9 1 2 49.67 6.04 1.8354 1 -3 3 2 49.81 1.23 1.8306 -1 6 3 2 49.82 1.30 1.8301 -4 2 0 2 49.96 6.84 1.8256 1 3 3 2 50.14 1.63 1.8195 -3 7 2 2 50.20 1.79 1.8175 1 -11 2 2 50.62 1.58 1.8033 -4 -2 1 2 50.64 1.63 1.8024 -4 3 1 2 50.88 1.30 1.7946 0 12 2 2 51.04 1.06 1.7894 -4 4 0 2 51.11 1.78 1.7872 1 11 2 2 51.34 2.26 1.7797 -4 -3 1 2 51.37 2.77 1.7786 -4 4 1 2 51.63 1.86 1.7704 -2 5 3 2 52.29 2.03 1.7496 -4 -4 1 2 53.09 1.07 1.7252 0 -8 3 2 53.51 1.53 1.7125 -4 6 1 2 54.01 3.54 1.6977 -1 13 2 2 54.25 1.86 1.6909 1 -7 3 2 54.49 3.60 1.6839 -1 -13 2 2 54.87 2.12 1.6732 1 7 3 2 54.97 1.97 1.6705 -4 0 2 2 55.22 1.05 1.6635 -4 2 2 2 55.75 1.50 1.6488 1 -13 2 2 55.77 1.34 1.6483 -2 -14 1 2 56.49 1.04 1.6289 -4 8 1 2 56.66 1.13 1.6245 0 -16 1 2 56.75 1.57 1.6220 1 13 2 2 56.83 1.19 1.6202 0 16 1 2 57.47 1.24 1.6035 0 10 3 2 57.78 2.64 1.5958 1 -9 3 2 57.88 1.36 1.5932 2 14 1 2 58.20 1.90 1.5851 -4 -8 1 2 58.55 2.33 1.5766 1 9 3 2 59.75 1.02 1.5476 -3 -11 2 2 60.87 1.17 1.5218 -2 16 1 2 61.78 1.55 1.5017 0 0 4 2 62.58 1.30 1.4843 2 -16 1 2 63.18 1.50 1.4717 -3 13 2 2 63.60 1.15 1.4630 3 -11 2 2 64.97 1.18 1.4353 -3 -13 2 2 65.00 1.13 1.4347 -5 5 1 2 65.53 1.32 1.4246 3 11 2 2 65.66 1.74 1.4221 0 6 4 2 66.04 1.25 1.4146 4 10 1 2 70.11 1.15 1.3422 -5 -5 2 2 74.03 1.15 1.2806 -1 19 2 2 74.62 1.07 1.2719 -1 -19 2 2 75.55 1.38 1.2585 -2 16 3 2 76.68 1.42 1.2428 -2 -16 3 2 ================================================================================ XPOW Copyright 1993 Bob Downs, Ranjini Swaminathan and Kurt Bartelmehs For reference, see Downs et al. (1993) American Mineralogist 78, 1104-1107.