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: SP238a Locality: xenoliths of the Alban Hills, Italy volcanic region _database_code_amcsd 0006736 CELL PARAMETERS: 8.0996 8.0996 8.0996 90.000 90.000 90.000 SPACE GROUP: Fd3m X-RAY WAVELENGTH: 1.541838 Cell Volume: 531.362 Density (g/cm3): 3.653 MAX. ABS. INTENSITY / VOLUME**2: 21.60507006 RIR: 1.926 RIR based on corundum from Acta Crystallographica A38 (1982) 733-739 2-THETA INTENSITY D-SPACING H K L Multiplicity 18.98 20.51 4.6763 1 1 1 8 31.23 36.98 2.8636 2 2 0 12 36.80 100.00 2.4421 3 1 1 24 44.76 46.22 2.0249 4 0 0 6 55.59 10.75 1.6533 4 2 2 24 59.28 41.59 1.5588 5 1 1 24 59.28 3.49 1.5588 3 3 3 8 65.15 67.93 1.4318 4 4 0 12 68.54 2.04 1.3691 5 3 1 48 74.02 3.50 1.2807 6 2 0 24 77.24 10.27 1.2352 5 3 3 24 82.51 5.55 1.1691 4 4 4 8 85.64 2.05 1.1342 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.