Spinel Lucchesi S, Amoriello M, Della Giusta A European Journal of Mineralogy 10 (1998) 473-482 Crystal chemistry of spinels from xenoliths of the Alban Hills volcanic region Sample: SP268a Locality: xenoliths of the Alban Hills, Italy volcanic region _database_code_amcsd 0006750 CELL PARAMETERS: 8.1077 8.1077 8.1077 90.000 90.000 90.000 SPACE GROUP: Fd3m X-RAY WAVELENGTH: 1.541838 Cell Volume: 532.958 Density (g/cm3): 3.659 MAX. ABS. INTENSITY / VOLUME**2: 21.81459064 RIR: 1.941 RIR based on corundum from Acta Crystallographica A38 (1982) 733-739 2-THETA INTENSITY D-SPACING H K L Multiplicity 18.96 21.89 4.6810 1 1 1 8 31.20 36.76 2.8665 2 2 0 12 36.77 100.00 2.4446 3 1 1 24 44.71 46.43 2.0269 4 0 0 6 55.53 10.57 1.6550 4 2 2 24 59.22 42.13 1.5603 5 1 1 24 59.22 3.40 1.5603 3 3 3 8 65.08 67.82 1.4333 4 4 0 12 68.46 2.19 1.3705 5 3 1 48 73.94 3.40 1.2819 6 2 0 24 77.15 10.30 1.2364 5 3 3 24 78.21 1.05 1.2223 6 2 2 24 82.41 5.60 1.1702 4 4 4 8 85.54 2.18 1.1353 5 5 1 24 ================================================================================ XPOW Copyright 1993 Bob Downs, Ranjini Swaminathan and Kurt Bartelmehs For reference, see Downs et al. (1993) American Mineralogist 78, 1104-1107.