Cristobalite Lee S, Xu H Acta Crystallographica B75 (2019) https://doi.org/10.1107/S2052520619000933 Using powder XRD and pair distribution function to determine anisotropic atomic displacement parameters of orthorhombic tridymite and tetragonal cristobalite Locality: rhyolitic rock, New Mexico, USA _database_code_amcsd 0020745 CELL PARAMETERS: 4.9727 4.9727 6.9257 90.000 90.000 90.000 SPACE GROUP: P4_12_12 X-RAY WAVELENGTH: 1.541838 Cell Volume: 171.257 Density (g/cm3): 2.330 MAX. ABS. INTENSITY / VOLUME**2: 34.72795483 RIR: 4.853 RIR based on corundum from Acta Crystallographica A38 (1982) 733-739 2-THETA INTENSITY D-SPACING H K L Multiplicity 22.01 100.00 4.0393 1 0 1 8 28.47 8.89 3.1353 1 1 1 8 31.48 11.14 2.8417 1 0 2 8 36.13 13.27 2.4864 2 0 0 4 36.42 3.19 2.4673 1 1 2 8 42.70 2.06 2.1174 2 1 1 8 44.88 2.62 2.0197 2 0 2 8 47.09 5.01 1.9298 1 1 3 8 48.66 5.13 1.8712 2 1 2 8 54.22 2.31 1.6918 2 0 3 8 57.14 3.71 1.6120 3 0 1 8 60.36 2.00 1.5335 3 1 1 8 62.08 2.32 1.4951 3 0 2 8 65.15 1.60 1.4318 3 1 2 8 66.89 1.15 1.3987 2 2 3 8 68.71 1.88 1.3662 2 1 4 8 70.59 1.44 1.3343 1 0 5 8 72.77 1.77 1.2996 3 1 3 8 73.98 1.65 1.2813 3 2 2 8 81.25 1.00 1.1840 3 2 3 8 81.94 1.02 1.1757 2 1 5 8 89.33 1.08 1.0967 1 1 6 8 ================================================================================ XPOW Copyright 1993 Bob Downs, Ranjini Swaminathan and Kurt Bartelmehs For reference, see Downs et al. (1993) American Mineralogist 78, 1104-1107.