Berzelianite Yamamoto K, Kashida S Journal of Solid State Chemistry 93 (1991) 202-211 X-ray study of the average structures of Cu2Se and Cu1.8S in the room temperature and the high temperature phases Note: Sample: Cu2Se (low), T = 300 K Locality: synthetic _database_code_amcsd 0019147 CELL PARAMETERS: 5.6940 5.6940 5.6940 90.000 90.000 90.000 SPACE GROUP: Fm3m X-RAY WAVELENGTH: 1.541838 Cell Volume: 184.609 Density (g/cm3): 7.413 MAX. ABS. INTENSITY / VOLUME**2: 23.62754827 RIR: 1.038 RIR based on corundum from Acta Crystallographica A38 (1982) 733-739 2-THETA INTENSITY D-SPACING H K L Multiplicity 27.12 61.26 3.2874 1 1 1 8 31.42 80.37 2.8470 2 0 0 6 45.03 100.00 2.0131 2 2 0 12 53.36 10.63 1.7168 3 1 1 24 55.94 8.57 1.6437 2 2 2 8 72.34 2.79 1.3063 3 3 1 24 74.53 1.75 1.2732 4 2 0 24 83.10 1.80 1.1623 4 2 2 24 89.42 1.01 1.0958 3 3 3 8 ================================================================================ XPOW Copyright 1993 Bob Downs, Ranjini Swaminathan and Kurt Bartelmehs For reference, see Downs et al. (1993) American Mineralogist 78, 1104-1107.