Microlite Diffraction data computed using the structure from the paper listed below, along with the cell parameters refined from single crystal data of R080146 Gasperin M Comptes Rendus Hebdomadaires des Seances de l'Academie des Sciences 240 (1955) 2340-2342 Synthese et identification de deux oxydes doubles de tantale et d'etain Sample: synthetic CELL PARAMETERS: 10.4090 10.4090 10.4090 90.000 90.000 90.000 SPACE GROUP: Fd-3m ATOM X Y Z OCCUPANCY ISO(B) Ca 0.62500 0.62500 0.62500 1.000 1.300 Ta 0.12500 0.12500 0.12500 1.000 1.500 O 0.50000 0.50000 0.50000 1.000 1.000 O 0.20000 0.00000 0.00000 1.000 1.000 X-RAY WAVELENGTH: 1.541838 BOUNDS ON TWO THETA: 5.0 90.0 LIMITS IMPOSED ON THE INDICES ARE: +/- 9 +/- 9 +/- 9 MAX. ABS. INTENSITY / VOLUME**2: 257.2022146 The INTENSITY cut off value is 1.00 2-THETA INTENSITY D-SPACING H K L 14.74 58.00 6.0096 1 1 1 28.44 40.26 3.1384 3 1 1 29.73 100.00 3.0048 2 2 2 34.47 30.67 2.6023 4 0 0 37.67 7.18 2.3880 3 3 1 45.27 5.91 2.0032 5 1 1 45.27 6.12 2.0032 3 3 3 49.54 42.05 1.8401 4 4 0 51.97 11.20 1.7594 5 3 1 58.11 5.14 1.5874 5 3 3 58.85 35.41 1.5692 6 2 2 61.74 8.28 1.5024 4 4 4 63.86 4.27 1.4576 5 5 1 63.86 2.31 1.4576 7 1 1 69.35 6.31 1.3551 7 3 1 69.35 1.75 1.3551 5 5 3 72.67 4.96 1.3011 8 0 0 79.79 2.61 1.2019 7 5 1 80.43 11.65 1.1940 6 6 2 82.97 9.44 1.1638 8 4 0 84.87 1.64 1.1425 7 5 3 84.87 1.19 1.1425 9 1 1 89.90 2.13 1.0912 9 3 1 ================================================================================ XPOW Copyright 1993 Bob Downs, Ranjini Swaminathan and Kurt Bartelmehs For reference, see Downs et al. (1993) American Mineralogist 78, 1104-1107.