Childrenite Giuseppetti G, Tadini C Neues Jahrbuch fur Mineralogie, Monatshefte 1984 (1984) 263-271 The crystal structure of childrenite from Tavistock (SW England), Ch89Eo11 term of childrenite-eosphorite series Note: this is not the preferred model Locality: Tavistock, SW England _database_code_amcsd 0014786 CELL PARAMETERS: 10.3950 13.3940 6.9180 90.000 90.000 90.000 SPACE GROUP: Bbam X-RAY WAVELENGTH: 1.541838 Cell Volume: 963.198 Density (g/cm3): 2.713 MAX. ABS. INTENSITY / VOLUME**2: 13.74465976 RIR: 1.650 RIR based on corundum from Acta Crystallographica A38 (1982) 733-739 2-THETA INTENSITY D-SPACING H K L Multiplicity 13.22 70.81 6.6970 0 2 0 2 16.76 36.47 5.2908 1 1 1 4 17.06 33.33 5.1975 2 0 0 2 18.31 19.43 4.8455 2 1 0 4 20.34 14.05 4.3666 1 2 1 4 21.64 19.25 4.1060 2 2 0 4 25.24 23.60 3.5286 1 3 1 4 25.76 2.74 3.4590 0 0 2 1 26.32 28.78 3.3867 2 3 0 4 26.62 27.69 3.3485 0 4 0 2 29.60 4.11 3.0184 3 1 1 4 30.89 12.49 2.8948 1 4 1 4 31.06 1.25 2.8796 2 0 2 2 31.79 89.04 2.8153 2 1 2 4 31.79 10.96 2.8149 2 4 0 4 31.83 18.07 2.8118 3 2 1 4 34.51 4.38 2.5988 4 0 0 2 35.26 1.97 2.5453 3 3 1 4 37.01 9.04 2.4289 1 5 1 4 37.11 19.41 2.4227 4 2 0 4 37.15 30.07 2.4199 2 3 2 4 37.38 9.50 2.4059 0 4 2 2 37.78 25.88 2.3811 2 5 0 4 40.41 4.84 2.2323 0 6 0 2 40.64 1.36 2.2201 1 1 3 4 41.35 3.49 2.1833 2 4 2 4 43.56 9.33 2.0777 4 0 2 2 44.11 1.12 2.0531 4 1 2 4 44.11 3.13 2.0530 4 4 0 4 44.72 1.28 2.0264 3 5 1 4 45.10 3.35 2.0102 1 3 3 4 45.72 23.88 1.9844 4 2 2 4 46.09 1.33 1.9694 5 1 1 4 46.29 5.11 1.9613 2 5 2 4 47.65 3.84 1.9085 5 2 1 4 48.32 1.66 1.8837 4 3 2 4 48.54 4.37 1.8756 0 6 2 2 48.74 7.22 1.8683 1 4 3 4 50.85 9.07 1.7956 2 7 0 4 51.78 8.96 1.7655 4 4 2 4 51.82 3.27 1.7643 2 6 2 4 52.94 14.76 1.7295 0 0 4 1 53.14 1.28 1.7235 1 5 3 4 53.32 1.17 1.7182 6 1 0 4 54.16 3.25 1.6934 4 6 0 4 54.73 3.52 1.6773 6 2 0 4 54.82 4.11 1.6746 0 2 4 2 54.83 3.21 1.6743 0 8 0 2 56.04 2.16 1.6410 2 0 4 2 56.50 2.22 1.6289 2 1 4 4 56.53 1.03 1.6280 3 7 1 4 57.02 3.07 1.6152 6 3 0 4 57.85 1.99 1.5939 2 2 4 4 57.86 2.26 1.5937 2 7 2 4 57.86 1.10 1.5936 2 8 0 4 60.07 5.70 1.5403 2 3 4 4 60.13 9.23 1.5388 6 1 2 4 60.22 7.85 1.5366 0 4 4 2 60.91 34.03 1.5209 4 6 2 4 61.44 1.83 1.5092 6 2 2 4 61.54 7.25 1.5070 0 8 2 2 63.09 2.26 1.4736 2 4 4 4 63.58 4.25 1.4635 6 3 2 4 64.00 5.02 1.4548 6 5 0 4 64.37 1.37 1.4474 2 8 2 4 65.21 1.56 1.4307 2 9 0 4 66.41 8.53 1.4076 4 2 4 4 66.86 7.08 1.3993 2 5 4 4 70.72 1.00 1.3321 7 4 1 4 71.34 2.71 1.3221 2 9 2 4 72.51 2.05 1.3037 4 8 2 4 72.78 5.67 1.2994 8 0 0 2 73.78 2.66 1.2843 6 7 0 4 74.57 1.72 1.2727 6 6 2 4 75.31 1.22 1.2619 3 2 5 4 75.32 1.89 1.2618 3 8 3 4 76.47 5.19 1.2457 2 7 4 4 78.81 1.38 1.2145 2 10 2 4 79.05 1.52 1.2114 8 4 0 4 79.62 1.76 1.2041 6 2 4 4 79.71 1.47 1.2029 0 8 4 2 80.59 1.01 1.1920 5 9 1 4 81.55 1.88 1.1804 6 3 4 4 82.45 1.34 1.1698 7 4 3 4 84.80 2.11 1.1433 8 4 2 4 86.44 2.56 1.1258 4 10 2 4 86.83 3.56 1.1217 2 1 6 4 86.85 3.78 1.1215 2 11 2 4 87.37 1.75 1.1162 0 12 0 2 87.65 3.44 1.1133 6 5 4 4 88.74 1.46 1.1024 2 9 4 4 89.87 1.42 1.0915 2 3 6 4 ================================================================================ XPOW Copyright 1993 Bob Downs, Ranjini Swaminathan and Kurt Bartelmehs For reference, see Downs et al. (1993) American Mineralogist 78, 1104-1107.