Austinite Diffraction data computed using the structure from the paper listed below, along with the cell parameters refined from single crystal data of R040167 Giuseppetti G, Tadini C Neues Jahrbuch fur Mineralogie, Monatshefte 1988 (1988) 159-166 The crystal structure of austinite, CaZn(AsO4)(OH), from Kamareza, Laurion (Greece) Locality: Kamareza, Laurion, Greece CELL PARAMETERS: 7.4500 9.0500 5.9100 90.000 90.000 90.000 SPACE GROUP: P2_12_12_1 ATOM X Y Z OCCUPANCY ISO(B) Ca 0.36890 0.67200 0.52200 1.000 8.800 Zn 0.76400 0.50650 0.75700 1.000 6.840 As 0.37710 0.32320 0.48300 1.000 4.610 O 0.55200 0.44130 0.51000 1.000 2.710 O 0.20790 0.43700 0.41100 1.000 81.030 O 0.64840 0.73310 0.76900 1.000 4.850 O 0.60330 0.70940 0.24200 1.000 51.010 Oh 0.89050 0.57270 0.49200 1.000 4.770 H 0.99300 0.52300 0.50000 1.000 12.000 X-RAY WAVELENGTH: 1.541838 BOUNDS ON TWO THETA: 5.0 90.0 LIMITS IMPOSED ON THE INDICES ARE: +/- 6 +/- 8 +/- 5 MAX. ABS. INTENSITY / VOLUME**2: 18.85897702 The INTENSITY cut off value is 1.00 2-THETA INTENSITY D-SPACING H K L 15.41 58.40 5.7518 1 1 0 17.93 31.25 4.9483 0 1 1 21.56 43.78 4.1219 1 1 1 23.00 18.56 3.8675 1 2 0 23.89 17.20 3.7250 2 0 0 24.78 2.87 3.5928 0 2 1 25.87 17.77 3.4446 2 1 0 27.56 10.41 3.2362 1 2 1 28.32 100.00 3.1513 2 0 1 30.03 1.42 2.9760 2 1 1 30.25 10.36 2.9550 0 0 2 31.10 11.85 2.8759 2 2 0 32.01 95.66 2.7961 1 3 0 34.11 59.45 2.6284 1 1 2 34.69 32.17 2.5860 2 2 1 35.52 34.90 2.5275 1 3 1 36.31 23.03 2.4742 0 2 2 37.56 12.98 2.3948 3 1 0 38.33 11.41 2.3481 1 2 2 38.40 7.15 2.3443 2 3 0 38.90 16.70 2.3150 2 0 2 39.84 2.03 2.2625 0 4 0 40.65 1.94 2.2195 3 1 1 41.44 1.44 2.1791 2 3 1 43.93 15.67 2.0610 2 2 2 44.34 4.80 2.0428 3 2 1 44.57 1.92 2.0328 1 4 1 44.61 1.27 2.0310 1 3 2 46.99 4.32 1.9338 2 4 0 47.22 1.34 1.9249 0 1 3 48.87 5.09 1.8637 1 1 3 48.90 2.41 1.8625 4 0 0 48.96 4.88 1.8605 3 1 2 49.60 2.34 1.8379 2 4 1 50.01 10.74 1.8237 3 3 1 50.83 8.70 1.7964 0 4 2 52.10 1.98 1.7554 1 2 3 52.50 2.68 1.7431 4 1 1 52.55 6.94 1.7415 2 0 3 53.18 10.24 1.7223 4 2 0 54.43 4.45 1.6858 1 5 1 56.63 2.65 1.6253 2 2 3 56.91 4.00 1.6181 2 4 2 57.20 4.04 1.6104 1 3 3 57.25 1.59 1.6093 3 4 1 57.28 16.97 1.6084 3 3 2 58.59 9.45 1.5756 4 0 2 61.34 9.19 1.5114 1 5 2 61.48 2.31 1.5083 0 6 0 62.90 5.07 1.4775 0 0 4 63.25 2.42 1.4702 5 1 0 63.61 3.51 1.4627 3 5 0 63.71 1.05 1.4607 3 2 3 63.96 1.03 1.4555 3 4 2 64.84 1.36 1.4379 4 4 0 65.19 1.12 1.4310 1 1 4 65.46 1.77 1.4259 2 5 2 65.77 1.54 1.4199 3 5 1 68.26 2.12 1.3740 3 3 3 69.03 2.84 1.3605 2 6 1 72.33 3.61 1.3063 1 3 4 72.54 1.51 1.3031 5 3 1 78.59 2.00 1.2173 5 3 2 78.76 1.37 1.2151 6 0 1 86.86 1.02 1.1214 4 2 4 ================================================================================ XPOW Copyright 1993 Bob Downs, Ranjini Swaminathan and Kurt Bartelmehs For reference, see Downs et al. (1993) American Mineralogist 78, 1104-1107.