Isselite Biagioni C, Belmonte D, Carbone C, Cabella R, Demitri N, Perchiazzi N, Kampf A R, Bosi F Mineralogical Magazine 84 (2020) 653-661 Isselite, Cu6(SO4)(OH)10(H2O)4*H2O, a new mineral species from Eastern Liguria, Italy Locality: Lagoscuro mine, Italy _database_code_amcsd 0020916 CELL PARAMETERS: 6.8070 5.8970 20.6530 90.000 90.000 90.000 SPACE GROUP: Pmn2_1 X-RAY WAVELENGTH: 1.541838 Cell Volume: 829.030 Density (g/cm3): 2.957 MAX. ABS. INTENSITY / VOLUME**2: 24.93150934 RIR: 2.745 RIR based on corundum from Acta Crystallographica A38 (1982) 733-739 2-THETA INTENSITY D-SPACING H K L Multiplicity 8.56 97.21 10.3265 0 0 2 1 13.70 33.79 6.4649 1 0 1 2 15.63 25.69 5.6704 0 1 1 2 17.17 1.87 5.1632 0 0 4 1 17.32 9.92 5.1209 0 1 2 2 18.33 100.00 4.8404 1 0 3 2 19.82 7.07 4.4786 0 1 3 2 20.38 4.32 4.3568 1 1 1 4 21.72 1.34 4.0922 1 1 2 4 23.78 10.62 3.7414 1 1 3 4 25.22 1.75 3.5313 1 0 5 2 25.88 3.78 3.4422 0 0 6 1 26.18 11.59 3.4035 2 0 0 2 26.34 12.59 3.3832 0 1 5 2 27.60 4.47 3.2325 2 0 2 2 29.48 5.03 3.0296 1 1 5 4 30.06 3.74 2.9728 0 1 6 2 30.32 1.12 2.9478 2 1 0 4 30.63 1.22 2.9189 0 2 1 2 30.64 9.12 2.9182 2 1 1 4 31.48 9.84 2.8417 2 0 4 2 31.56 2.73 2.8352 0 2 2 2 31.56 1.79 2.8345 2 1 2 4 32.88 1.58 2.7243 1 1 6 4 33.05 3.56 2.7104 0 2 3 2 33.06 19.85 2.7098 2 1 3 4 33.09 26.62 2.7071 1 0 7 2 33.11 18.07 2.7056 1 2 0 4 33.40 14.31 2.6827 1 2 1 4 33.98 2.85 2.6386 0 1 7 2 34.26 1.92 2.6172 1 2 2 4 34.75 10.78 2.5816 0 0 8 1 35.05 3.39 2.5604 0 2 4 2 35.05 2.77 2.5599 2 1 4 4 35.65 3.08 2.5181 1 2 3 4 37.15 5.89 2.4202 2 0 6 2 37.48 3.45 2.3998 0 2 5 2 37.48 2.10 2.3994 2 1 5 4 37.53 1.23 2.3965 1 2 4 4 39.83 1.63 2.2633 1 2 5 4 40.27 2.21 2.2393 0 2 6 2 40.48 5.95 2.2285 2 2 0 4 40.72 13.64 2.2157 2 2 1 4 41.45 11.93 2.1784 2 2 2 4 41.53 4.23 2.1745 1 0 9 2 41.92 1.41 2.1550 3 0 3 2 42.26 1.61 2.1386 0 1 9 2 42.50 1.56 2.1271 1 2 6 4 42.64 7.28 2.1202 2 2 3 4 43.39 2.12 2.0856 0 2 7 2 43.39 1.10 2.0853 2 1 7 4 43.84 11.18 2.0653 0 0 10 1 44.27 1.84 2.0461 2 2 4 4 44.40 1.71 2.0402 1 1 9 4 46.59 2.26 1.9492 0 1 10 2 46.77 2.02 1.9423 0 2 8 2 47.06 2.23 1.9310 0 3 2 2 48.59 1.27 1.8739 1 1 10 4 48.67 2.73 1.8707 2 2 6 4 48.76 1.24 1.8678 1 2 8 4 49.63 1.11 1.8370 0 3 4 2 50.42 2.71 1.8100 1 0 11 2 50.76 3.18 1.7986 3 0 7 2 50.77 5.96 1.7982 3 2 0 4 50.98 6.85 1.7914 3 2 1 4 51.05 1.33 1.7891 0 1 11 2 51.38 7.34 1.7783 2 2 7 4 51.59 1.80 1.7715 3 2 2 4 52.27 1.58 1.7501 1 2 9 4 52.60 2.06 1.7398 3 2 3 4 53.87 7.38 1.7018 4 0 0 2 54.00 2.58 1.6982 3 2 4 4 54.39 7.38 1.6869 2 2 8 4 54.66 1.58 1.6791 4 0 2 2 55.75 2.13 1.6487 3 2 5 4 56.02 1.63 1.6417 1 2 10 4 57.66 4.08 1.5987 2 2 9 4 57.85 1.56 1.5938 3 2 6 4 58.26 2.40 1.5836 2 1 11 4 58.66 1.00 1.5738 2 3 5 4 60.70 2.51 1.5258 2 3 6 4 60.94 1.59 1.5203 4 1 5 4 61.18 1.91 1.5148 2 2 10 4 62.85 1.02 1.4785 3 1 10 4 63.77 1.72 1.4595 0 4 2 2 63.79 1.19 1.4591 4 2 2 4 64.68 1.38 1.4412 4 2 3 4 64.87 1.71 1.4374 1 4 1 4 64.95 1.82 1.4359 2 2 11 4 65.40 1.12 1.4270 1 4 2 4 65.71 1.60 1.4211 2 3 8 4 65.72 1.54 1.4208 4 0 8 2 65.91 1.13 1.4173 4 2 4 4 66.00 1.28 1.4154 3 2 9 4 66.90 1.10 1.3985 2 1 13 4 67.45 1.70 1.3885 0 4 5 2 67.47 1.01 1.3882 4 2 5 4 69.04 1.67 1.3605 1 4 5 4 69.28 1.57 1.3562 3 2 10 4 69.36 1.06 1.3549 4 2 6 4 69.44 1.28 1.3535 2 0 14 2 69.65 2.87 1.3499 2 4 1 4 70.51 1.71 1.3355 5 0 3 2 71.56 1.41 1.3185 4 2 7 4 71.89 2.37 1.3133 4 0 10 2 75.58 1.52 1.2582 1 4 8 4 77.17 1.37 1.2361 5 0 7 2 ================================================================================ XPOW Copyright 1993 Bob Downs, Ranjini Swaminathan and Kurt Bartelmehs For reference, see Downs et al. (1993) American Mineralogist 78, 1104-1107.