Chromatite Clouse J Zeitschrift fur Kristallographie 83 (1932) 161-171 Investigations on the X-Ray Crystal Structures of Ca Cr O4, Ca Cr O4 * H2 O and Ca Cr O4 * (H2 O)2 _cod_database_code 1010939 _database_code_amcsd 0017660 CELL PARAMETERS: 7.2500 7.2500 6.3400 90.000 90.000 90.000 SPACE GROUP: I4_1/amd X-RAY WAVELENGTH: 1.541838 Cell Volume: 333.246 Density (g/cm3): 3.110 MAX. ABS. INTENSITY / VOLUME**2: 42.00202778 RIR: 4.397 RIR based on corundum from Acta Crystallographica A38 (1982) 733-739 2-THETA INTENSITY D-SPACING H K L Multiplicity 18.59 9.36 4.7726 1 0 1 8 24.56 100.00 3.6250 2 0 0 4 30.98 13.92 2.8867 2 1 1 16 33.23 46.00 2.6962 1 1 2 8 35.01 10.62 2.5633 2 2 0 4 37.70 9.54 2.3863 2 0 2 8 39.92 3.24 2.2582 3 0 1 8 44.66 1.21 2.0289 1 0 3 8 47.43 1.16 1.9167 3 2 1 16 49.04 40.55 1.8577 3 1 2 16 50.34 11.24 1.8125 4 0 0 4 54.13 1.94 1.6944 4 1 1 16 56.79 5.24 1.6211 4 2 0 8 58.67 1.35 1.5735 4 0 2 8 61.66 11.86 1.5042 3 3 2 8 63.90 2.53 1.4567 3 2 3 16 64.13 5.49 1.4522 2 0 4 8 69.76 6.78 1.3481 2 2 4 8 72.92 6.22 1.2973 5 1 2 16 73.96 1.14 1.2816 4 4 0 4 79.29 3.55 1.2083 6 0 0 4 80.50 2.35 1.1931 4 0 4 8 83.52 5.59 1.1575 5 3 2 16 84.52 3.09 1.1463 6 2 0 8 85.72 6.35 1.1333 4 2 4 16 ================================================================================ XPOW Copyright 1993 Bob Downs, Ranjini Swaminathan and Kurt Bartelmehs For reference, see Downs et al. (1993) American Mineralogist 78, 1104-1107.