Strengite Diffraction data computed using the structure from the paper listed below, along with the cell parameters refined from single crystal data of R070590 Taxer K, Bartl H Crystal Research and Technology 39 (2004) 1080-1088 On the dimorphy between the variscite and clinovariscite group: refined finestructural relationship of strengite and clinostrengite, Fe(PO4)*2H2O Locality: Kreuzberg, Pleystein, Barvaria Note: x(O3) corrected to match reported bond lengths CELL PARAMETERS: 8.7296 9.8970 10.1280 90.000 90.000 90.000 SPACE GROUP: Pbca ATOM X Y Z OCCUPANCY ISO(B) Fe 0.15163 0.32927 0.13285 1.000 0.474 P 0.03169 0.64545 0.14834 1.000 0.411 O 0.00690 0.20510 0.21550 1.000 0.782 O 0.01580 0.49080 0.14880 1.000 0.695 O 0.30200 0.17970 0.11090 1.000 0.829 O 0.08090 0.29380 -0.04700 1.000 0.845 O 0.26520 0.88910 0.31260 1.000 0.916 O 0.33470 0.44700 0.06000 1.000 1.161 H 0.16900 0.90700 0.32000 1.000 3.158 H 0.35700 0.43300 -0.02200 1.000 3.158 H 0.28500 0.82800 0.37000 1.000 1.579 H 0.31200 0.53200 0.06200 1.000 3.158 X-RAY WAVELENGTH: 1.541838 BOUNDS ON TWO THETA: 5.0 90.0 LIMITS IMPOSED ON THE INDICES ARE: +/- 8 +/- 9 +/- 9 MAX. ABS. INTENSITY / VOLUME**2: 12.61551554 The INTENSITY cut off value is 1.00 2-THETA INTENSITY D-SPACING H K L 16.12 68.19 5.4981 1 1 1 17.51 4.83 5.0640 0 0 2 17.93 33.04 4.9485 0 2 0 19.97 5.65 4.4462 0 2 1 20.27 100.00 4.3803 1 0 2 20.35 1.34 4.3648 2 0 0 22.26 34.80 3.9937 2 1 0 22.44 13.52 3.9619 1 2 1 23.95 21.87 3.7153 2 1 1 25.16 1.18 3.5392 0 2 2 26.97 3.33 3.3062 2 0 2 27.19 15.09 3.2799 1 2 2 28.66 61.45 3.1147 2 2 1 29.78 39.14 3.0005 1 1 3 30.28 36.99 2.9520 1 3 1 32.09 1.01 2.7888 0 2 3 33.29 2.31 2.6913 3 1 1 34.02 2.39 2.6352 1 3 2 34.07 4.78 2.6318 2 3 0 35.23 33.59 2.5472 2 3 1 35.45 25.24 2.5320 0 0 4 35.58 5.77 2.5230 3 0 2 36.31 3.31 2.4743 0 4 0 36.76 19.58 2.4448 3 1 2 36.92 4.06 2.4348 3 2 1 36.97 1.19 2.4318 1 0 4 38.11 3.95 2.3615 1 1 4 38.55 2.02 2.3353 2 3 2 38.86 1.20 2.3173 1 4 1 39.57 4.73 2.2778 1 3 3 40.00 1.97 2.2541 0 2 4 40.58 1.30 2.2231 0 4 2 41.37 3.49 2.1825 1 2 4 41.94 1.31 2.1543 1 4 2 41.97 1.97 2.1525 2 4 0 42.26 5.08 2.1384 2 1 4 42.37 17.65 2.1333 3 3 1 42.41 1.20 2.1312 4 1 0 42.96 4.90 2.1054 2 4 1 43.61 11.35 2.0756 2 3 3 45.24 4.31 2.0042 4 0 2 45.28 6.74 2.0028 2 2 4 45.42 1.01 1.9968 4 2 0 46.22 2.86 1.9643 4 1 2 46.35 8.49 1.9591 4 2 1 46.39 1.36 1.9575 1 3 4 46.69 4.63 1.9455 1 4 3 47.61 5.09 1.9101 3 0 4 47.98 4.70 1.8963 1 5 1 49.17 1.69 1.8531 3 4 1 49.75 2.50 1.8328 1 2 5 49.75 7.41 1.8327 3 3 3 50.52 9.01 1.8065 2 1 5 50.64 2.63 1.8027 2 5 0 50.98 4.20 1.7915 4 3 1 51.49 2.06 1.7748 2 5 1 51.65 3.26 1.7696 0 4 4 51.75 2.69 1.7665 3 4 2 53.17 3.04 1.7225 2 2 5 53.30 3.14 1.7187 4 2 3 54.16 3.09 1.6934 1 3 5 54.35 1.15 1.6880 0 0 6 55.44 6.27 1.6573 1 0 6 55.69 3.11 1.6506 5 0 2 55.73 5.97 1.6495 0 6 0 56.43 4.28 1.6305 4 1 4 56.64 7.61 1.6251 5 2 1 57.00 7.62 1.6157 4 4 1 57.00 2.06 1.6157 3 5 1 57.40 9.16 1.6052 2 3 5 57.52 3.54 1.6021 4 3 3 57.59 1.27 1.6005 1 6 1 58.75 3.87 1.5715 1 2 6 58.90 2.54 1.5679 4 2 4 58.93 2.83 1.5674 0 4 5 58.99 1.63 1.5658 5 2 2 59.34 11.55 1.5573 3 5 2 59.92 8.61 1.5437 1 6 2 60.29 1.05 1.5351 1 5 4 60.42 1.03 1.5321 5 1 3 62.57 1.92 1.4846 3 3 5 62.79 9.21 1.4798 5 2 3 63.13 1.96 1.4727 3 5 3 63.33 1.37 1.4685 2 5 4 63.44 3.03 1.4662 4 5 0 63.99 2.57 1.4549 6 0 0 64.51 7.14 1.4445 3 1 6 64.76 2.06 1.4395 6 1 0 65.66 3.06 1.4220 4 2 5 66.14 4.13 1.4128 1 1 7 66.15 1.05 1.4126 5 4 1 67.78 1.16 1.3826 1 7 1 67.81 6.06 1.3821 0 6 4 68.09 1.28 1.3770 1 4 6 69.85 2.04 1.3466 2 5 5 69.95 1.09 1.3448 4 5 3 70.65 1.21 1.3333 2 7 1 71.27 1.38 1.3232 4 1 6 71.84 4.35 1.3140 5 4 3 72.10 2.70 1.3100 1 3 7 73.40 1.47 1.2899 6 2 3 73.41 3.67 1.2898 1 7 3 74.54 3.13 1.2731 4 4 5 74.83 1.56 1.2688 4 5 4 75.34 2.09 1.2615 6 0 4 76.06 3.04 1.2514 6 1 4 77.15 1.26 1.2364 1 4 7 77.37 1.11 1.2334 3 7 2 77.82 1.66 1.2274 2 6 5 79.08 2.85 1.2109 7 0 2 79.79 3.18 1.2019 7 1 2 80.71 1.67 1.1906 1 8 2 80.93 1.37 1.1879 2 7 4 82.01 1.62 1.1750 3 5 6 82.24 1.39 1.1723 6 5 0 82.51 2.16 1.1691 1 6 6 83.15 1.02 1.1617 7 1 3 83.92 2.00 1.1530 3 1 8 89.91 1.38 1.0911 6 6 0 ================================================================================ XPOW Copyright 1993 Bob Downs, Ranjini Swaminathan and Kurt Bartelmehs For reference, see Downs et al. (1993) American Mineralogist 78, 1104-1107.