Christofschaferite-(Ce) Chukanov N V, Aksenov S M, Rastsvetaeva R K, Belakovskiy D I, Gottlicher J, Britvin S N, Mockel S New Data on Minerals. Moscow 47 (2012) 31-40 Christofschaferite-(Ce), (Ce,La,Ca)4Mn2+(Ti,Fe3+)3(Fe3+,Fe2+,Ti)(Si2O7)2O8, a new chevkinite-group mineral from the Eifel area, Germany Locality: near Eifel, Germany _database_code_amcsd 0020048 CELL PARAMETERS: 13.3722 5.7434 11.0862 90.000 100.580 90.000 SPACE GROUP: P2_1/m X-RAY WAVELENGTH: 1.541838 Cell Volume: 836.966 Density (g/cm3): 4.782 MAX. ABS. INTENSITY / VOLUME**2: 18.11467938 RIR: 1.233 RIR based on corundum from Acta Crystallographica A38 (1982) 733-739 2-THETA INTENSITY D-SPACING H K L Multiplicity 8.11 11.96 10.8977 0 0 1 2 13.47 5.76 6.5724 2 0 0 2 14.40 1.19 6.1495 -2 0 1 2 16.27 32.67 5.4489 0 0 2 2 16.99 4.51 5.2202 2 0 1 2 18.17 46.85 4.8818 -1 1 1 4 19.15 1.73 4.6335 -2 0 2 2 19.26 49.70 4.6084 1 1 1 4 22.61 4.78 3.9327 -1 1 2 4 23.04 1.58 3.8609 2 0 2 2 24.36 1.18 3.6537 1 1 2 4 24.51 25.87 3.6326 0 0 3 2 25.57 18.10 3.4836 3 1 0 4 25.69 34.70 3.4683 -3 1 1 4 28.01 100.00 3.1861 3 1 1 4 28.32 85.74 3.1512 -3 1 2 4 28.82 24.49 3.0980 -1 1 3 4 29.04 37.46 3.0748 -4 0 2 2 29.80 37.74 2.9978 4 0 1 2 30.22 4.34 2.9577 2 0 3 2 30.92 21.17 2.8919 1 1 3 4 31.14 70.24 2.8717 0 2 0 2 32.24 12.40 2.7769 0 2 1 4 32.46 71.56 2.7580 3 1 2 4 32.87 66.71 2.7244 0 0 4 2 32.92 86.29 2.7205 -3 1 3 4 33.24 15.10 2.6956 -4 0 3 2 34.07 10.60 2.6315 2 2 0 4 34.36 11.26 2.6101 4 0 2 2 34.47 5.61 2.6020 -2 2 1 4 35.33 31.47 2.5405 0 2 2 4 35.68 9.79 2.5161 2 2 1 4 35.99 4.47 2.4955 -1 1 4 4 36.82 3.22 2.4409 -2 2 2 4 37.14 2.37 2.4211 -5 1 1 4 37.63 5.19 2.3904 5 1 0 4 38.00 1.12 2.3677 2 0 4 2 38.30 1.88 2.3500 1 1 4 4 38.32 7.64 2.3488 3 1 3 4 38.87 7.71 2.3168 -4 0 4 2 38.88 3.04 2.3164 -3 1 4 4 40.02 11.04 2.2528 0 2 3 4 40.24 13.92 2.2409 4 0 3 2 40.48 11.07 2.2283 -6 0 1 2 41.17 1.50 2.1925 -2 0 5 2 41.51 7.15 2.1756 -6 0 2 2 41.58 42.77 2.1717 -4 2 1 4 41.77 20.95 2.1624 4 2 0 4 43.10 12.58 2.0987 -4 2 2 4 43.61 10.10 2.0755 6 0 1 2 43.65 8.45 2.0737 4 2 1 4 43.77 2.20 2.0682 -1 1 5 4 43.95 2.93 2.0603 2 2 3 4 44.18 5.85 2.0498 -6 0 3 2 45.14 17.04 2.0085 3 1 4 4 45.77 22.12 1.9824 -3 1 5 4 45.91 52.31 1.9765 0 2 4 4 46.15 1.75 1.9670 -5 1 4 4 46.16 15.60 1.9664 -2 2 4 4 46.19 2.96 1.9654 -4 2 3 4 46.23 3.93 1.9638 2 0 5 2 46.24 11.24 1.9633 1 1 5 4 47.05 3.65 1.9315 4 2 2 4 48.56 3.46 1.8749 -1 3 1 4 49.02 6.32 1.8582 1 3 1 4 49.55 1.24 1.8395 -2 0 6 2 49.92 15.57 1.8268 2 2 4 4 50.23 1.37 1.8163 0 0 6 2 50.62 5.29 1.8031 -4 2 4 4 50.99 14.80 1.7912 -7 1 2 4 51.18 15.38 1.7849 7 1 0 4 51.75 5.98 1.7666 4 2 3 4 51.94 6.45 1.7605 -6 2 1 4 52.04 1.07 1.7572 -1 1 6 4 52.14 1.98 1.7543 3 3 0 4 52.20 4.64 1.7524 -3 3 1 4 52.51 2.60 1.7427 -2 2 5 4 52.54 7.68 1.7418 6 2 0 4 52.60 7.65 1.7401 6 0 3 2 52.69 2.78 1.7372 3 1 5 4 52.72 6.03 1.7361 0 2 5 4 52.79 15.94 1.7341 -6 2 2 4 52.93 14.48 1.7298 -4 0 6 2 53.07 1.29 1.7255 -7 1 3 4 53.37 2.69 1.7165 -3 1 6 4 53.51 13.57 1.7124 3 3 1 4 53.59 9.23 1.7101 -6 0 5 2 53.70 9.52 1.7069 -3 3 2 4 53.99 3.32 1.6983 -1 3 3 4 54.55 14.63 1.6821 6 2 1 4 54.64 8.42 1.6798 4 0 5 2 54.66 3.22 1.6793 1 1 6 4 54.96 10.64 1.6706 -8 0 1 2 55.04 8.90 1.6684 -6 2 3 4 55.19 7.74 1.6644 5 1 4 4 55.28 3.41 1.6618 1 3 3 4 55.36 4.97 1.6596 -8 0 2 2 56.18 2.06 1.6371 -4 2 5 4 56.26 14.90 1.6352 3 3 2 4 56.49 10.03 1.6290 -7 1 4 4 56.56 14.14 1.6273 -3 3 3 4 57.03 6.06 1.6149 7 1 2 4 57.13 1.47 1.6124 -8 0 3 2 57.53 1.77 1.6021 4 2 4 4 57.89 3.65 1.5930 6 2 2 4 58.59 1.63 1.5756 -6 2 4 4 59.36 7.22 1.5568 0 0 7 2 59.70 1.42 1.5490 -2 2 6 4 59.89 1.84 1.5445 -6 0 6 2 60.19 1.15 1.5374 -8 0 4 2 60.29 6.40 1.5350 0 2 6 4 60.79 3.38 1.5237 -1 1 7 4 60.86 7.42 1.5220 3 1 6 4 61.10 1.61 1.5167 -7 1 5 4 61.60 13.96 1.5056 -3 1 7 4 61.90 2.60 1.4989 8 0 2 2 62.70 4.13 1.4817 -4 2 6 4 62.84 1.54 1.4788 4 0 6 2 63.56 1.09 1.4639 1 1 7 4 64.24 2.81 1.4500 4 2 5 4 64.44 4.94 1.4459 2 2 6 4 64.44 2.61 1.4458 -8 0 5 2 64.95 21.60 1.4359 0 4 0 2 65.35 4.99 1.4280 3 3 4 4 65.75 1.11 1.4202 6 0 5 2 65.84 6.76 1.4185 -3 3 5 4 66.00 1.45 1.4155 9 1 0 4 66.21 2.44 1.4115 1 3 5 4 66.49 2.14 1.4063 -9 1 3 4 66.51 3.06 1.4059 -8 2 3 4 66.64 1.71 1.4034 8 0 3 2 66.76 2.37 1.4012 -7 1 6 4 67.45 1.36 1.3885 0 4 2 4 67.58 5.69 1.3862 7 1 4 4 67.59 4.33 1.3860 8 2 1 4 67.98 4.29 1.3790 6 2 4 4 68.33 1.33 1.3728 9 1 1 4 68.57 1.95 1.3686 0 2 7 4 68.93 5.95 1.3622 0 0 8 2 69.05 8.78 1.3603 -6 2 6 4 69.13 4.20 1.3589 -9 1 4 4 70.05 5.21 1.3433 -7 3 2 4 70.07 1.66 1.3429 -1 1 8 4 70.21 4.68 1.3406 7 3 0 4 70.53 1.71 1.3353 0 4 3 4 70.58 1.09 1.3345 -10 0 1 2 70.92 4.72 1.3288 8 2 2 4 71.73 1.95 1.3158 -10 0 3 2 71.82 1.11 1.3145 10 0 0 2 72.68 4.56 1.3010 -4 4 2 4 73.01 1.11 1.2959 1 1 8 4 73.07 4.47 1.2950 4 4 1 4 73.31 2.95 1.2914 -8 2 5 4 73.58 3.43 1.2872 5 3 4 4 74.24 1.61 1.2774 10 0 1 2 74.54 8.35 1.2731 6 2 5 4 74.70 4.35 1.2706 -7 3 4 4 74.73 10.29 1.2702 0 4 4 4 74.94 1.93 1.2673 -4 4 3 4 75.17 2.78 1.2639 7 3 2 4 75.58 1.83 1.2581 4 4 2 4 75.77 6.00 1.2554 -6 2 7 4 77.57 3.67 1.2308 0 2 8 4 78.48 1.20 1.2187 -1 3 7 4 78.54 3.28 1.2179 3 3 6 4 79.14 5.31 1.2102 -10 2 1 4 79.14 3.90 1.2102 3 1 8 4 79.20 6.67 1.2094 -3 3 7 4 79.24 1.82 1.2090 4 4 3 4 79.39 3.01 1.2070 -6 4 1 4 80.00 4.80 1.1993 -3 1 9 4 80.08 1.35 1.1984 -6 4 2 4 80.21 4.30 1.1967 4 2 7 4 80.88 1.59 1.1886 -11 1 2 4 80.97 4.23 1.1874 -7 1 8 4 81.08 3.10 1.1861 -11 1 1 4 81.52 2.05 1.1808 6 4 1 4 81.83 1.52 1.1771 -11 1 3 4 81.92 1.31 1.1760 -6 4 3 4 82.03 2.25 1.1747 7 1 6 4 83.65 1.14 1.1561 -9 3 3 4 83.94 1.18 1.1528 -11 1 4 4 84.50 1.16 1.1466 -8 2 7 4 84.65 2.78 1.1449 7 3 4 4 84.95 1.18 1.1417 11 1 1 4 85.98 3.74 1.1306 -10 2 5 4 86.10 2.25 1.1293 -9 3 4 4 86.16 4.09 1.1287 10 2 2 4 86.95 3.18 1.1204 8 0 6 2 86.98 1.01 1.1201 -1 3 8 4 87.19 1.54 1.1180 -11 1 5 4 87.41 1.82 1.1157 0 2 9 4 87.51 1.85 1.1148 8 2 5 4 87.56 1.34 1.1142 -12 0 2 2 88.00 1.97 1.1098 -10 0 7 2 88.23 2.58 1.1075 6 4 3 4 88.28 1.13 1.1070 10 0 4 2 88.31 1.51 1.1067 5 1 8 4 88.50 4.88 1.1048 -4 4 6 4 88.60 1.19 1.1039 11 1 2 4 88.96 2.50 1.1002 3 5 1 4 89.03 3.29 1.0996 -6 4 5 4 89.11 2.67 1.0988 -3 5 2 4 89.37 2.42 1.0963 -4 0 10 2 89.53 2.28 1.0947 -7 1 9 4 89.87 3.26 1.0915 4 4 5 4 ================================================================================ XPOW Copyright 1993 Bob Downs, Ranjini Swaminathan and Kurt Bartelmehs For reference, see Downs et al. (1993) American Mineralogist 78, 1104-1107.