Glaucophane Diffraction data computed using the structure from the paper listed below, along with the cell parameters refined from single crystal data of R120002 Papike J J, Clark J R American Mineralogist 53 (1968) 1156-1173 The crystal structure and cation distribution of glaucophane _database_code_amcsd 0000182 CELL PARAMETERS: 9.5740 17.7870 5.3080 90.000 103.750 90.000 SPACE GROUP: C2/m ATOM X Y Z OCCUPANCY ISO(B) Mg 0.00000 0.09080 0.50000 0.840 0.380 Fe 0.00000 0.09080 0.50000 0.160 0.380 Al 0.00000 0.18070 0.00000 0.910 0.260 Fe 0.00000 0.18070 0.00000 0.090 0.260 Mg 0.00000 0.00000 0.00000 0.710 0.240 Fe 0.00000 0.00000 0.00000 0.290 0.240 Na 0.00000 0.27720 0.50000 0.980 0.800 Ca 0.00000 0.27720 0.50000 0.020 0.800 Si 0.28310 0.08710 0.29310 1.000 0.310 Si 0.29200 0.17300 0.80870 1.000 0.290 O 0.10920 0.09270 0.20370 1.000 0.500 O 0.11770 0.17140 0.74800 1.000 0.500 OH 0.11260 0.00000 0.70880 1.000 0.650 O 0.36790 0.25290 0.80580 1.000 0.610 O 0.35480 0.13180 0.08930 1.000 0.640 O 0.34070 0.12240 0.58140 1.000 0.680 O 0.33170 0.00000 0.30180 1.000 0.660 X-RAY WAVELENGTH: 1.541838 BOUNDS ON TWO THETA: 5.0 90.0 LIMITS IMPOSED ON THE INDICES ARE: +/- 8 +/- 16 +/- 4 MAX. ABS. INTENSITY / VOLUME**2: 7.676601615 The INTENSITY cut off value is 1.00 2-THETA INTENSITY D-SPACING H K L 9.95 18.61 8.8935 0 2 0 10.74 100.00 8.2412 1 1 0 17.74 3.11 4.9994 1 3 0 18.27 30.15 4.8549 -1 1 1 19.09 3.97 4.6498 2 0 0 19.91 11.81 4.4605 0 2 1 19.97 36.47 4.4468 0 4 0 22.18 2.90 4.0078 1 1 1 23.14 23.20 3.8429 -1 3 1 24.65 3.91 3.6112 -2 2 1 26.37 34.10 3.3798 1 3 1 26.83 1.55 3.3226 1 5 0 27.76 20.90 3.2137 2 4 0 29.24 67.15 3.0538 3 1 0 30.32 1.93 2.9475 -3 1 1 30.49 25.12 2.9318 2 2 1 30.75 4.58 2.9076 -1 5 1 32.60 10.80 2.7471 3 3 0 33.30 92.92 2.6908 1 5 1 33.58 12.40 2.6689 -3 3 1 34.80 6.00 2.5779 0 0 2 34.91 24.61 2.5700 0 6 1 35.58 48.21 2.5232 -2 0 2 38.52 3.14 2.3371 3 5 0 38.73 1.01 2.3248 1 1 2 39.37 26.86 2.2884 -3 5 1 39.71 8.10 2.2695 -1 7 1 39.87 10.30 2.2610 -4 2 1 40.15 20.21 2.2461 -3 1 2 41.13 4.52 2.1946 -2 4 2 41.78 6.17 2.1618 1 7 1 42.14 21.86 2.1443 2 6 1 42.52 1.73 2.1261 -1 5 2 42.75 4.17 2.1153 -3 3 2 44.03 11.71 2.0568 2 0 2 45.39 11.86 1.9982 3 5 1 45.93 4.94 1.9758 -4 0 2 46.19 3.35 1.9652 3 7 0 46.38 1.71 1.9578 1 5 2 46.93 1.52 1.9359 -3 7 1 47.61 1.44 1.9102 -3 5 2 47.68 2.52 1.9072 4 2 1 48.78 3.62 1.8668 2 4 2 49.26 4.79 1.8498 5 1 0 49.53 10.36 1.8402 -1 9 1 49.66 1.14 1.8357 -4 6 1 49.69 1.07 1.8347 -1 7 2 50.55 1.97 1.8056 -4 4 2 51.29 3.28 1.7814 1 9 1 51.37 3.89 1.7787 0 10 0 51.49 3.17 1.7747 5 3 0 53.73 6.90 1.7061 -5 1 2 54.17 2.93 1.6931 -1 3 3 54.37 5.23 1.6874 0 2 3 54.78 1.09 1.6757 -5 5 1 54.82 1.73 1.6747 -3 1 3 55.05 4.37 1.6682 -2 8 2 55.76 1.15 1.6485 -3 9 1 56.43 23.32 1.6307 4 6 1 57.34 6.27 1.6069 4 8 0 57.88 9.44 1.5931 1 11 0 58.31 19.65 1.5823 -1 5 3 59.54 4.54 1.5527 4 0 2 59.65 3.26 1.5499 6 0 0 59.93 1.10 1.5434 2 10 1 61.35 2.72 1.5112 1 9 2 61.44 16.04 1.5091 -2 6 3 62.11 8.16 1.4944 -6 0 2 62.46 1.16 1.4868 0 6 3 62.68 7.97 1.4823 0 12 0 62.69 3.64 1.4820 5 5 1 62.82 1.84 1.4793 2 2 3 62.93 1.62 1.4769 -4 8 2 63.46 2.38 1.4659 4 4 2 64.05 3.84 1.4538 -2 10 2 64.21 3.03 1.4506 -1 7 3 65.06 4.63 1.4337 3 11 0 65.94 3.63 1.4166 -6 4 2 65.99 1.14 1.4156 -4 10 1 66.15 1.96 1.4127 4 10 0 66.61 1.54 1.4039 -5 3 3 66.67 22.78 1.4028 -6 6 1 69.15 10.71 1.3585 5 1 2 69.92 1.04 1.3454 2 10 2 70.32 4.74 1.3388 -5 5 3 70.33 4.93 1.3386 2 6 3 70.78 8.38 1.3312 1 11 2 70.98 2.89 1.3279 5 3 2 71.17 2.76 1.3248 7 1 0 71.65 1.64 1.3172 -1 9 3 71.69 6.25 1.3165 -1 1 4 71.73 2.23 1.3159 -3 11 2 73.47 2.73 1.2890 0 0 4 73.49 2.64 1.2886 -1 3 4 73.73 4.19 1.2850 0 12 2 74.20 12.40 1.2780 -2 12 2 74.31 6.62 1.2764 -7 5 1 75.25 2.02 1.2627 6 6 1 75.33 4.86 1.2616 -4 0 4 79.19 1.01 1.2095 -2 14 1 81.91 8.72 1.1762 -5 11 2 82.22 4.27 1.1725 2 0 4 83.09 1.39 1.1625 8 0 0 84.72 1.07 1.1442 -6 10 2 87.51 1.19 1.1147 5 3 3 89.10 1.81 1.0989 3 1 4 89.28 1.05 1.0971 -6 4 4 ================================================================================ XPOW Copyright 1993 Bob Downs, Ranjini Swaminathan and Kurt Bartelmehs For reference, see Downs et al. (1993) American Mineralogist 78, 1104-1107.