Mg3Ga2GeO8 Millard R L, Peterson R C, Swainson I P Physics and Chemistry of Minerals 27 (2000) 179-193 Synthetic MgGa2O4-Mg2GeO4 spinel solid solution and beta-Mg3Ga2GeO8: chemistry, crystal structures, cation ordering, and comparison to Mg2GeO4 olivine Sample: RLM812, beta-Mg3Ga2GeO8 spinelloid, quenched from T = 1350 C Locality: synthetic _database_code_amcsd 0008403 CELL PARAMETERS: 5.8236 11.8162 8.3304 90.000 90.000 90.000 SPACE GROUP: Imma X-RAY WAVELENGTH: 1.541838 Cell Volume: 573.238 Density (g/cm3): 4.785 MAX. ABS. INTENSITY / VOLUME**2: 26.75911155 RIR: 1.821 RIR based on corundum from Acta Crystallographica A38 (1982) 733-739 2-THETA INTENSITY D-SPACING H K L Multiplicity 13.00 3.85 6.8085 0 1 1 4 15.00 8.49 5.9081 0 2 0 2 18.59 5.62 4.7729 1 0 1 4 25.01 2.41 3.5608 0 3 1 4 26.18 2.98 3.4043 0 2 2 4 27.39 61.03 3.2566 1 1 2 8 30.26 23.82 2.9541 0 4 0 2 30.71 26.85 2.9118 2 0 0 2 33.14 37.40 2.7032 0 1 3 4 33.47 56.33 2.6772 2 1 1 8 34.33 2.73 2.6118 2 2 0 4 34.93 47.45 2.5684 1 3 2 8 35.75 100.00 2.5119 1 4 1 8 35.83 41.79 2.5065 1 0 3 4 37.69 1.43 2.3865 2 0 2 4 39.04 3.21 2.3074 1 2 3 8 39.72 19.93 2.2695 0 3 3 4 40.00 33.31 2.2541 2 3 1 8 43.45 6.00 2.0826 0 0 4 2 43.65 13.73 2.0737 2 4 0 4 45.80 2.29 1.9811 2 1 3 8 46.87 7.41 1.9383 1 5 2 8 48.13 1.02 1.8905 3 0 1 4 50.11 3.66 1.8205 1 6 1 8 50.73 5.04 1.7997 0 5 3 4 50.96 12.59 1.7920 2 5 1 8 51.02 1.86 1.7900 2 3 3 8 52.10 2.30 1.7554 1 3 4 8 52.59 9.13 1.7403 3 1 2 8 53.86 8.66 1.7021 0 4 4 4 54.14 9.99 1.6939 2 0 4 4 55.55 1.56 1.6544 0 7 1 4 55.72 3.33 1.6498 0 1 5 4 57.35 10.91 1.6065 3 3 2 8 57.54 14.41 1.6018 1 0 5 4 57.91 26.00 1.5924 3 4 1 8 57.97 8.54 1.5910 3 0 3 4 59.82 1.08 1.5460 1 2 5 8 60.32 6.16 1.5344 0 3 5 4 61.36 10.66 1.5109 1 7 2 8 62.92 19.83 1.4770 0 8 0 2 63.29 78.86 1.4695 2 4 4 8 63.95 20.36 1.4559 4 0 0 2 64.61 5.71 1.4424 0 7 3 4 64.82 10.39 1.4384 2 7 1 8 65.20 1.69 1.4309 0 6 4 4 66.22 2.51 1.4113 3 5 2 8 66.39 1.19 1.4081 1 4 5 8 68.84 1.37 1.3638 3 6 1 8 68.96 2.68 1.3617 0 5 5 4 70.13 3.90 1.3418 1 1 6 8 71.64 3.45 1.3172 2 8 0 4 72.36 3.38 1.3059 4 4 0 4 73.23 1.81 1.2925 2 7 3 8 73.78 1.59 1.2842 2 6 4 8 73.94 6.35 1.2818 4 1 3 8 74.23 3.97 1.2775 1 3 6 8 74.58 7.63 1.2725 1 8 3 8 75.15 5.46 1.2643 3 0 5 4 75.69 1.07 1.2565 0 4 6 4 75.73 1.23 1.2559 2 8 2 8 77.97 4.76 1.2254 4 3 3 8 78.53 4.82 1.2181 3 7 2 8 79.57 1.18 1.2048 0 8 4 4 81.01 1.51 1.1869 0 9 3 4 81.10 1.07 1.1858 0 7 5 4 81.19 1.82 1.1847 2 9 1 8 85.86 1.97 1.1319 4 5 3 8 86.59 2.18 1.1242 3 1 6 8 87.32 1.88 1.1167 5 1 2 8 87.66 3.64 1.1133 2 8 4 8 88.34 3.90 1.1064 4 4 4 8 89.31 2.49 1.0968 2 1 7 8 89.51 1.17 1.0949 2 10 0 4 89.86 1.53 1.0916 4 1 5 8 ================================================================================ XPOW Copyright 1993 Bob Downs, Ranjini Swaminathan and Kurt Bartelmehs For reference, see Downs et al. (1993) American Mineralogist 78, 1104-1107.