Altaite Diffraction data computed using the structute from the paper listed below, along with the cell parameters refined from single crystal data of R060939 Wyckoff R W G Crystal Structures 1 (1963) 85-237 Second edition. Interscience Publishers, New York, New York rocksalt structure CELL PARAMETERS: 6.4100 6.4100 6.4100 90.000 90.000 90.000 SPACE GROUP: Fm3m ATOM X Y Z OCCUPANCY ISO(B) Pb 0.00000 0.00000 0.00000 1.000 1.500 Te 0.50000 0.50000 0.50000 1.000 1.000 X-RAY WAVELENGTH: 1.541838 BOUNDS ON TWO THETA: 5.0 90.0 LIMITS IMPOSED ON THE INDICES ARE: +/- 5 +/- 5 +/- 5 MAX. ABS. INTENSITY / VOLUME**2: 569.6029483 The INTENSITY cut off value is 1.00 2-THETA INTENSITY D-SPACING H K L 24.05 10.85 3.7008 1 1 1 27.84 100.00 3.2050 2 0 0 39.77 73.19 2.2663 2 2 0 47.02 5.11 1.9327 3 1 1 49.24 24.94 1.8504 2 2 2 57.51 11.09 1.6025 4 0 0 63.23 1.82 1.4706 3 3 1 65.08 28.84 1.4333 4 2 0 72.20 20.09 1.3084 4 2 2 85.74 5.80 1.1331 4 4 0 ================================================================================ XPOW Copyright 1993 Bob Downs, Ranjini Swaminathan and Kurt Bartelmehs For reference, see Downs et al. (1993) American Mineralogist 78, 1104-1107.