Joosteite Keller P, Lissner F, Schleid T Neues Jahrbuch fur Mineralogie, Abhandlungen 184 (2007) 225-230 The crystal structure of joosteite, (Mn2+,Mn3+,Fe3+)2[PO4]O, from the Helikon II mine, Karibib (Namibia), and its relationship to stanekite, (Fe3+,Mn2+,Fe2+,Mg)2[PO4]O Note: M1 and M2 Fe/Mn occupancies not determined, below are estimates Locality: Helikon II mine, Karibib, Namibia _database_code_amcsd 0014727 CELL PARAMETERS: 11.8880 6.4090 9.8040 90.000 106.170 90.000 SPACE GROUP: I2/a X-RAY WAVELENGTH: 1.541838 Cell Volume: 717.418 Density (g/cm3): 4.011 MAX. ABS. INTENSITY / VOLUME**2: 13.30422103 RIR: 1.080 RIR based on corundum from Acta Crystallographica A38 (1982) 733-739 2-THETA INTENSITY D-SPACING H K L Multiplicity 15.52 2.88 5.7089 2 0 0 2 15.86 18.29 5.5887 1 1 0 4 18.85 1.58 4.7081 0 0 2 2 21.01 10.10 4.2278 -2 1 1 4 22.98 1.17 3.8700 -1 1 2 4 24.65 32.21 3.6115 2 1 1 4 26.36 33.90 3.3808 1 1 2 4 27.71 70.67 3.2188 2 0 2 2 27.84 2.59 3.2045 0 2 0 2 29.79 94.84 2.9995 -1 2 1 4 31.34 5.91 2.8544 4 0 0 2 31.74 50.13 2.8188 0 1 3 4 31.82 100.00 2.8127 -4 0 2 2 32.03 15.84 2.7944 2 2 0 4 33.24 5.52 2.6955 -4 1 1 4 33.84 9.79 2.6491 0 2 2 4 35.04 24.54 2.5611 -2 2 2 4 36.17 9.09 2.4833 -3 2 1 4 37.02 2.63 2.4283 3 1 2 4 37.03 14.26 2.4275 -2 0 4 2 38.08 13.44 2.3631 4 1 1 4 38.23 1.61 2.3540 0 0 4 2 39.01 3.38 2.3087 2 1 3 4 39.38 2.09 2.2880 -1 2 3 4 39.46 8.43 2.2837 -1 1 4 4 39.62 6.98 2.2748 3 2 1 4 39.69 1.64 2.2710 2 2 2 4 41.32 16.82 2.1852 -5 1 2 4 42.41 1.53 2.1314 4 2 0 4 42.53 1.03 2.1257 -3 2 3 4 42.61 2.68 2.1219 1 2 3 4 42.78 9.03 2.1139 -4 2 2 4 43.08 6.72 2.0999 1 3 0 4 43.44 19.47 2.0834 0 3 1 4 43.71 1.65 2.0708 1 1 4 4 45.59 14.06 1.9897 2 0 4 2 46.96 4.33 1.9350 -2 2 4 4 47.36 5.49 1.9194 2 3 1 4 47.65 1.79 1.9086 -5 2 1 4 47.80 3.18 1.9030 6 0 0 2 47.95 2.17 1.8972 0 2 4 4 48.21 7.77 1.8875 -6 1 1 4 48.89 1.50 1.8629 3 3 0 4 49.32 1.12 1.8475 -5 1 4 4 50.51 5.47 1.8068 0 1 5 4 50.73 5.97 1.7997 -6 1 3 4 51.10 16.83 1.7876 -5 2 3 4 51.10 1.14 1.7873 5 1 2 4 51.24 1.46 1.7830 3 2 3 4 51.51 7.02 1.7742 -4 2 4 4 51.73 1.73 1.7672 -2 3 3 4 51.76 1.36 1.7661 0 3 3 4 52.18 6.17 1.7530 -4 1 5 4 52.78 9.41 1.7345 -4 3 1 4 53.09 12.10 1.7251 3 1 4 4 53.67 1.95 1.7078 6 1 1 4 54.27 1.32 1.6904 2 2 4 4 54.81 2.21 1.6749 -6 2 2 4 55.46 1.45 1.6567 3 3 2 4 55.99 2.48 1.6425 -3 2 5 4 56.30 2.48 1.6340 -2 0 6 2 56.84 1.54 1.6197 -4 3 3 4 56.94 14.77 1.6171 2 3 3 4 57.03 6.59 1.6149 6 0 2 2 57.28 1.51 1.6085 -1 3 4 4 57.46 9.76 1.6038 2 1 5 4 58.38 3.89 1.5807 7 1 0 4 58.63 2.59 1.5747 -1 4 1 4 58.70 1.08 1.5729 -5 3 2 4 59.39 2.03 1.5562 1 2 5 4 59.97 5.40 1.5426 2 4 0 4 60.71 3.70 1.5256 -6 2 4 4 61.09 4.70 1.5168 0 4 2 4 61.63 4.06 1.5048 -5 2 5 4 61.87 6.48 1.4997 -2 4 2 4 62.15 4.85 1.4936 -7 2 1 4 62.52 2.07 1.4855 -8 0 2 2 63.56 2.91 1.4638 -5 1 6 4 63.74 2.03 1.4600 1 1 6 4 64.22 1.85 1.4503 -6 3 1 4 64.56 6.56 1.4435 -2 3 5 4 64.83 2.69 1.4382 4 2 4 4 64.95 2.41 1.4358 -8 1 1 4 65.50 1.78 1.4250 -8 1 3 4 65.71 2.39 1.4210 6 1 3 4 65.74 4.52 1.4204 -6 0 6 2 66.15 3.71 1.4127 0 3 5 4 66.20 1.79 1.4117 -4 2 6 4 66.48 5.75 1.4065 4 3 3 4 66.48 2.94 1.4063 -8 0 4 2 66.98 1.14 1.3972 4 4 0 4 67.12 1.31 1.3945 1 4 3 4 67.39 3.96 1.3896 7 1 2 4 67.61 1.07 1.3857 7 2 1 4 68.66 3.81 1.3670 -2 1 7 4 68.84 3.33 1.3638 6 3 1 4 70.08 1.70 1.3427 -4 1 7 4 72.16 2.49 1.3090 2 3 5 4 73.69 1.30 1.2855 -5 4 3 4 74.03 1.86 1.2805 -4 4 4 4 74.06 1.30 1.2801 -3 2 7 4 77.95 1.31 1.2257 6 4 0 4 79.64 1.16 1.2038 6 3 3 4 79.70 1.57 1.2031 -3 1 8 4 81.83 2.08 1.1770 -6 4 4 4 81.84 1.31 1.1769 -4 5 1 4 83.73 1.05 1.1551 -4 3 7 4 84.64 1.77 1.1450 8 3 1 4 84.97 1.34 1.1414 -9 2 5 4 89.25 1.19 1.0974 -6 3 7 4 89.60 1.28 1.0941 2 0 8 2 ================================================================================ XPOW Copyright 1993 Bob Downs, Ranjini Swaminathan and Kurt Bartelmehs For reference, see Downs et al. (1993) American Mineralogist 78, 1104-1107.