Pertoldite Yamanaka T, Ogata K Journal of Applied Crystallography 24 (1991) 111-118 Structure refinement of GeO2 polymorphs at high pressures and temperatures by energy-dispersive spectra of powder diffraction Note: P = 3.55 GPa T = 293 K Locality: synthetic _database_code_amcsd 0019058 CELL PARAMETERS: 4.8546 4.8546 5.5943 90.000 90.000 120.000 SPACE GROUP: P3_221 X-RAY WAVELENGTH: 1.541838 Cell Volume: 114.178 Density (g/cm3): 4.565 MAX. ABS. INTENSITY / VOLUME**2: 117.3308780 RIR: 8.369 RIR based on corundum from Acta Crystallographica A38 (1982) 733-739 2-THETA INTENSITY D-SPACING H K L Multiplicity 21.13 18.96 4.2042 1 0 0 6 26.52 79.97 3.3609 0 1 1 6 26.52 20.03 3.3609 1 0 1 6 37.04 10.57 2.4273 1 1 0 3 38.66 21.42 2.3288 1 0 2 6 40.51 13.40 2.2267 1 1 1 6 43.03 17.45 2.1021 2 0 0 6 46.13 1.59 1.9678 0 2 1 6 48.84 5.21 1.8648 0 0 3 2 49.73 10.06 1.8333 1 1 2 6 53.78 1.74 1.7046 0 1 3 6 54.61 2.56 1.6805 0 2 2 6 54.61 3.14 1.6805 2 0 2 6 58.04 2.17 1.5890 2 1 0 6 60.57 10.81 1.5286 2 1 1 6 60.57 3.00 1.5286 1 2 1 6 62.84 4.04 1.4788 1 1 3 6 67.10 3.03 1.3950 0 2 3 6 67.10 5.20 1.3950 2 0 3 6 67.83 9.56 1.3817 1 2 2 6 69.10 7.00 1.3594 0 3 1 6 71.03 2.44 1.3271 1 0 4 6 71.03 3.12 1.3271 0 1 4 6 75.95 4.24 1.2529 3 0 2 6 79.01 2.22 1.2118 1 1 4 6 79.20 2.19 1.2095 2 1 3 6 82.77 1.36 1.1660 3 1 0 6 ================================================================================ XPOW Copyright 1993 Bob Downs, Ranjini Swaminathan and Kurt Bartelmehs For reference, see Downs et al. (1993) American Mineralogist 78, 1104-1107.