Effenbergerite Chakoumakos B C, Fernandez-Baca J A, Boatner L A Journal of Solid State Chemistry 103 (1993) 105-113 Refinement of the structures of the layer silicates MCuSi4O10 (M=Ca,Sr,Ba) by Rietveld analysis of neutron powder diffraction data Note: gillespite structure Locality: synthetic _database_code_amcsd 0013767 CELL PARAMETERS: 7.4409 7.4409 16.1367 90.000 90.000 90.000 SPACE GROUP: P4/ncc X-RAY WAVELENGTH: 1.541838 Cell Volume: 893.440 Density (g/cm3): 3.518 MAX. ABS. INTENSITY / VOLUME**2: 32.96725270 RIR: 3.052 RIR based on corundum from Acta Crystallographica A38 (1982) 733-739 2-THETA INTENSITY D-SPACING H K L Multiplicity 10.97 37.80 8.0683 0 0 2 2 16.20 5.61 5.4699 1 0 2 8 16.85 7.38 5.2615 1 1 0 4 20.15 45.87 4.4072 1 1 2 8 22.03 6.88 4.0342 0 0 4 2 25.11 26.34 3.5465 1 0 4 8 26.38 100.00 3.3786 2 0 2 8 27.37 5.96 3.2591 2 1 1 16 27.87 72.22 3.2014 1 1 4 8 29.03 37.13 3.0763 2 1 2 16 32.74 27.16 2.7349 2 0 4 8 33.31 3.27 2.6895 0 0 6 2 34.08 37.17 2.6308 2 2 0 4 35.90 12.44 2.5012 2 2 2 8 37.56 33.35 2.3947 1 1 6 8 37.95 3.30 2.3708 3 0 2 8 38.25 6.66 2.3530 3 1 0 8 38.67 1.30 2.3284 3 1 1 16 39.91 17.33 2.2589 3 1 2 16 40.96 6.75 2.2036 2 2 4 8 41.43 1.06 2.1796 2 0 6 8 43.25 4.27 2.0917 2 1 6 16 44.25 1.94 2.0471 3 2 1 16 44.58 25.94 2.0325 3 1 4 16 44.94 5.49 2.0171 0 0 8 2 45.36 2.90 1.9994 3 2 2 16 46.66 8.40 1.9468 1 0 8 8 47.84 1.52 1.9013 3 1 5 16 48.32 6.73 1.8834 1 1 8 8 48.40 2.85 1.8806 2 2 6 8 48.97 19.39 1.8602 4 0 0 4 49.62 7.74 1.8373 3 2 4 16 50.34 3.99 1.8127 4 0 2 8 50.91 1.79 1.7935 4 1 1 16 51.54 3.77 1.7732 2 0 8 8 51.61 24.30 1.7709 3 1 6 16 53.47 3.03 1.7138 3 3 2 8 55.21 7.32 1.6638 4 2 0 8 55.81 2.70 1.6474 4 1 4 16 56.47 18.74 1.6295 4 2 2 16 57.28 11.84 1.6084 3 3 4 8 57.58 3.15 1.6007 2 2 8 8 60.16 2.35 1.5381 4 2 4 16 60.45 6.11 1.5314 3 1 8 16 60.52 3.02 1.5299 4 0 6 8 62.69 1.52 1.4819 4 3 1 16 62.76 14.00 1.4804 2 0 10 8 63.31 5.31 1.4691 3 3 6 8 63.57 2.27 1.4635 4 3 2 16 64.61 6.04 1.4425 3 2 8 16 64.94 3.44 1.4360 5 1 2 16 66.38 1.36 1.4084 5 1 3 16 67.03 1.89 1.3962 5 0 4 8 68.17 2.41 1.3755 2 2 10 8 68.36 10.66 1.3723 5 1 4 16 68.63 4.65 1.3675 4 0 8 8 68.95 5.73 1.3619 5 2 2 16 69.95 2.61 1.3450 4 1 8 16 69.96 2.31 1.3447 0 0 12 2 70.80 1.07 1.3308 3 1 10 16 71.25 2.08 1.3235 3 3 8 8 71.26 1.10 1.3233 1 0 12 8 71.76 2.69 1.3154 4 4 0 4 72.86 1.64 1.2982 4 4 2 8 73.83 2.80 1.2835 4 2 8 16 73.89 6.75 1.2826 5 1 6 16 74.33 1.37 1.2761 5 3 0 8 75.41 1.95 1.2604 5 3 2 16 76.87 1.35 1.2401 6 0 0 4 77.40 1.30 1.2330 5 1 7 16 77.94 2.50 1.2258 6 0 2 8 78.64 2.93 1.2167 5 3 4 16 79.20 1.31 1.2095 6 1 2 16 80.15 2.22 1.1975 5 0 8 8 80.16 5.88 1.1974 2 2 12 8 81.39 2.62 1.1823 5 1 8 16 81.88 1.93 1.1765 6 2 0 8 82.65 1.65 1.1675 3 1 12 16 82.93 3.29 1.1642 6 2 2 16 83.44 9.12 1.1584 4 2 10 16 83.93 7.36 1.1529 5 3 6 16 86.09 2.36 1.1295 6 2 4 16 86.35 1.11 1.1267 3 2 12 16 86.42 1.64 1.1259 1 1 14 8 88.80 1.93 1.1018 4 4 8 8 ================================================================================ XPOW Copyright 1993 Bob Downs, Ranjini Swaminathan and Kurt Bartelmehs For reference, see Downs et al. (1993) American Mineralogist 78, 1104-1107.