Kilchoanite Taylor H F W Mineralogical Magazine 38 (1971) 26-31 The crystal structure of kilchoanite, Ca6(SiO4)(Si3O10), with some comments on related phases Locality: Kilchoan, Ardnamurchan, Scotland _database_code_amcsd 0014452 CELL PARAMETERS: 11.4200 5.0900 21.9500 90.000 90.000 90.000 SPACE GROUP: I2cm X-RAY WAVELENGTH: 1.541838 Cell Volume: 1275.905 Density (g/cm3): 3.002 MAX. ABS. INTENSITY / VOLUME**2: 10.62599073 RIR: 1.152 RIR based on corundum from Acta Crystallographica A38 (1982) 733-739 2-THETA INTENSITY D-SPACING H K L Multiplicity 8.06 1.39 10.9750 0 0 2 2 15.52 1.83 5.7100 2 0 0 1 17.51 18.23 5.0654 2 0 2 2 19.09 3.30 4.6491 1 1 0 2 20.75 3.11 4.2809 1 1 2 4 21.26 9.20 4.1784 0 1 3 4 22.47 12.82 3.9566 2 0 4 2 23.77 8.34 3.7439 2 1 1 4 24.33 4.97 3.6583 0 0 6 2 25.10 48.13 3.5472 1 1 4 4 26.43 3.34 3.3720 2 1 3 4 26.82 1.49 3.3244 0 1 5 4 28.99 8.01 3.0803 2 0 6 2 29.30 60.73 3.0484 3 1 0 2 30.43 7.16 2.9372 3 1 2 4 31.11 100.00 2.8750 1 1 6 4 31.33 5.13 2.8550 4 0 0 1 32.40 9.07 2.7630 4 0 2 2 32.64 6.72 2.7438 0 0 8 2 33.63 69.58 2.6649 3 1 4 4 35.27 7.85 2.5450 0 2 0 2 35.44 6.03 2.5327 4 0 4 2 36.31 9.57 2.4742 4 1 1 4 36.33 1.71 2.4731 2 0 8 2 36.40 3.09 2.4683 1 2 1 4 37.18 19.32 2.4185 2 1 7 4 38.08 3.69 2.3629 1 1 8 4 38.18 3.53 2.3573 4 1 3 4 38.26 11.47 2.3522 1 2 3 4 38.44 8.24 2.3419 3 1 6 4 40.06 5.91 2.2507 4 0 6 2 41.12 1.46 2.1950 0 0 10 2 41.70 1.66 2.1659 4 1 5 4 42.22 2.25 2.1404 2 2 4 4 42.95 1.41 2.1060 3 2 1 4 43.43 2.42 2.0838 5 1 0 2 44.12 3.00 2.0524 2 1 9 4 44.24 2.37 2.0472 5 1 2 4 44.42 2.86 2.0394 3 1 8 4 45.71 5.44 1.9849 1 1 10 4 45.87 1.62 1.9783 4 0 8 2 46.27 34.20 1.9620 2 2 6 4 46.57 1.18 1.9500 4 1 7 4 46.62 1.37 1.9481 5 1 4 4 47.79 1.61 1.9033 6 0 0 1 47.88 18.70 1.8998 4 2 0 2 48.55 1.90 1.8753 6 0 2 2 48.64 6.98 1.8719 4 2 2 4 48.81 6.06 1.8659 0 2 8 4 49.85 8.89 1.8292 0 0 12 2 50.40 10.91 1.8107 5 1 6 4 50.77 11.69 1.7982 6 0 4 2 50.86 4.41 1.7952 4 2 4 4 51.29 6.59 1.7813 3 1 10 4 51.53 7.64 1.7736 2 2 8 4 52.15 1.62 1.7538 3 2 7 4 52.52 1.43 1.7424 4 1 9 4 52.53 4.06 1.7420 2 0 12 2 52.59 10.77 1.7401 4 0 10 2 53.86 2.63 1.7022 1 1 12 4 54.33 11.32 1.6885 6 0 6 2 54.42 6.27 1.6860 4 2 6 4 54.69 2.63 1.6782 1 3 0 2 55.27 1.88 1.6622 0 2 10 4 55.38 1.64 1.6590 1 3 2 4 55.61 1.08 1.6528 0 3 3 4 56.76 1.01 1.6219 2 3 1 4 57.42 3.15 1.6049 1 3 4 4 57.77 1.90 1.5959 2 2 10 4 58.88 6.62 1.5685 3 1 12 4 58.91 5.12 1.5679 0 0 14 2 59.07 3.82 1.5639 6 0 8 2 59.50 8.12 1.5536 7 1 0 2 59.66 4.15 1.5497 3 3 0 2 60.07 3.18 1.5402 4 0 12 2 60.15 2.15 1.5382 7 1 2 4 60.71 6.17 1.5254 1 3 6 4 62.25 6.79 1.4914 3 3 4 4 62.52 1.67 1.4857 1 1 14 4 62.53 3.58 1.4853 0 2 12 4 63.33 1.97 1.4686 6 2 4 4 63.97 2.25 1.4553 4 3 1 4 64.55 4.70 1.4437 2 3 7 4 64.84 4.19 1.4380 6 0 10 2 64.92 3.07 1.4365 4 2 10 4 65.22 1.95 1.4304 4 3 3 4 66.45 1.71 1.4070 6 2 6 4 67.14 3.19 1.3943 3 1 14 4 68.22 2.89 1.3747 5 1 12 4 69.53 1.32 1.3519 7 1 8 4 70.86 1.23 1.3298 8 0 6 2 71.61 2.51 1.3177 4 2 12 4 74.31 3.47 1.2764 5 3 6 4 74.58 3.26 1.2725 0 4 0 2 74.88 2.59 1.2681 7 1 10 4 75.03 1.33 1.2660 3 3 10 4 75.53 1.01 1.2588 8 1 7 4 76.03 1.08 1.2518 4 3 9 4 76.08 3.25 1.2510 3 1 16 4 76.30 1.79 1.2480 6 3 3 4 77.10 1.50 1.2371 8 2 2 4 77.13 2.25 1.2366 1 3 12 4 81.24 1.75 1.1841 7 1 12 4 81.38 1.83 1.1824 3 3 12 4 81.62 1.45 1.1795 1 1 18 4 81.70 1.68 1.1786 8 2 6 4 81.91 1.67 1.1761 2 4 6 4 81.92 2.60 1.1760 7 3 0 2 82.32 1.12 1.1714 2 3 13 4 82.70 5.16 1.1669 9 1 6 4 83.10 1.45 1.1623 4 4 0 2 85.83 1.57 1.1322 3 1 18 4 86.86 1.18 1.1214 4 0 18 2 87.18 1.28 1.1180 10 0 4 2 87.69 1.17 1.1129 6 0 16 2 88.63 2.52 1.1036 7 1 14 4 88.77 1.19 1.1022 3 3 14 4 89.02 1.32 1.0997 0 2 18 4 89.24 1.55 1.0975 0 0 20 2 ================================================================================ XPOW Copyright 1993 Bob Downs, Ranjini Swaminathan and Kurt Bartelmehs For reference, see Downs et al. (1993) American Mineralogist 78, 1104-1107.