Strengite Diffraction data computed using the structure from the paper listed below, along with the cell parameters refined from single crystal data of R040177 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: 8.7100 9.8700 10.1100 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: +/- 7 +/- 9 +/- 9 MAX. ABS. INTENSITY / VOLUME**2: 12.72659929 The INTENSITY cut off value is 1.00 2-THETA INTENSITY D-SPACING H K L 16.16 68.15 5.4857 1 1 1 17.54 4.83 5.0550 0 0 2 17.97 32.98 4.9350 0 2 0 20.02 5.64 4.4349 0 2 1 20.31 100.00 4.3720 1 0 2 20.39 1.34 4.3550 2 0 0 22.31 34.76 3.9844 2 1 0 22.50 13.50 3.9521 1 2 1 24.01 21.85 3.7069 2 1 1 25.22 1.18 3.5312 0 2 2 27.02 3.32 3.2994 2 0 2 27.25 15.07 3.2725 1 2 2 28.73 61.30 3.1073 2 2 1 29.83 39.10 2.9948 1 1 3 30.36 36.87 2.9443 1 3 1 32.16 1.01 2.7830 0 2 3 33.37 2.30 2.6853 3 1 1 34.11 2.38 2.6288 1 3 2 34.16 4.76 2.6251 2 3 0 35.32 33.49 2.5409 2 3 1 35.52 25.21 2.5275 0 0 4 35.66 5.76 2.5176 3 0 2 36.41 3.30 2.4675 0 4 0 36.84 19.56 2.4395 3 1 2 37.01 4.05 2.4291 3 2 1 37.04 1.18 2.4274 1 0 4 38.18 3.94 2.3571 1 1 4 38.65 2.01 2.3297 2 3 2 38.97 1.20 2.3112 1 4 1 39.66 4.73 2.2726 1 3 3 40.08 1.96 2.2496 0 2 4 40.69 1.30 2.2174 0 4 2 41.46 3.48 2.1781 1 2 4 42.05 1.31 2.1489 1 4 2 42.09 1.96 2.1469 2 4 0 42.35 5.08 2.1343 2 1 4 42.48 17.58 2.1281 3 3 1 42.51 1.20 2.1264 4 1 0 43.07 4.88 2.1000 2 4 1 43.71 11.32 2.0709 2 3 3 45.35 4.29 1.9998 4 0 2 45.38 6.71 1.9987 2 2 4 45.53 1.00 1.9922 4 2 0 46.32 2.85 1.9600 4 1 2 46.46 8.46 1.9546 4 2 1 46.49 1.35 1.9533 1 3 4 46.81 4.61 1.9408 1 4 3 47.71 5.07 1.9063 3 0 4 48.11 4.67 1.8912 1 5 1 49.30 1.68 1.8485 3 4 1 49.85 2.49 1.8293 1 2 5 49.87 7.38 1.8286 3 3 3 50.62 8.99 1.8031 2 1 5 50.78 2.62 1.7979 2 5 0 51.11 4.17 1.7872 4 3 1 51.64 2.05 1.7702 2 5 1 51.78 3.25 1.7656 0 4 4 51.88 2.68 1.7622 3 4 2 53.29 3.04 1.7191 2 2 5 53.43 3.13 1.7149 4 2 3 54.28 3.08 1.6899 1 3 5 54.45 1.15 1.6850 0 0 6 55.55 6.25 1.6543 1 0 6 55.82 3.09 1.6470 5 0 2 55.89 5.93 1.6450 0 6 0 56.56 4.27 1.6271 4 1 4 56.78 7.58 1.6214 5 2 1 57.15 7.58 1.6118 4 4 1 57.16 2.05 1.6116 3 5 1 57.53 9.14 1.6019 2 3 5 57.67 3.52 1.5985 4 3 3 57.76 1.26 1.5962 1 6 1 58.88 3.86 1.5685 1 2 6 59.04 2.53 1.5646 4 2 4 59.07 2.82 1.5640 0 4 5 59.14 1.63 1.5622 5 2 2 59.51 11.50 1.5534 3 5 2 60.10 8.56 1.5396 1 6 2 60.45 1.05 1.5315 1 5 4 60.56 1.03 1.5288 5 1 3 62.71 1.92 1.4815 3 3 5 62.95 9.17 1.4766 5 2 3 63.30 1.95 1.4691 3 5 3 63.50 1.36 1.4651 2 5 4 63.62 3.01 1.4625 4 5 0 64.15 2.56 1.4517 6 0 0 64.65 7.12 1.4417 3 1 6 64.93 2.05 1.4362 6 1 0 65.81 3.06 1.4191 4 2 5 66.28 4.12 1.4102 1 1 7 66.33 1.04 1.4092 5 4 1 67.99 1.15 1.3789 1 7 1 68.00 6.02 1.3787 0 6 4 68.26 1.27 1.3741 1 4 6 70.03 2.03 1.3436 2 5 5 70.15 1.08 1.3416 4 5 3 70.86 1.20 1.3298 2 7 1 71.43 1.37 1.3206 4 1 6 72.04 4.33 1.3110 5 4 3 72.26 2.70 1.3075 1 3 7 73.59 1.46 1.2871 6 2 3 73.63 3.65 1.2865 1 7 3 74.73 3.12 1.2703 4 4 5 75.04 1.55 1.2659 4 5 4 75.53 2.08 1.2588 6 0 4 76.25 3.03 1.2487 6 1 4 77.33 1.26 1.2339 1 4 7 77.61 1.10 1.2302 3 7 2 78.03 1.65 1.2246 2 6 5 79.29 2.84 1.2082 7 0 2 80.01 3.17 1.1993 7 1 2 80.97 1.66 1.1874 1 8 2 81.18 1.36 1.1849 2 7 4 82.22 1.62 1.1724 3 5 6 82.48 1.39 1.1695 6 5 0 82.74 2.16 1.1665 1 6 6 83.37 1.02 1.1592 7 1 3 84.12 2.00 1.1508 3 1 8 ================================================================================ XPOW Copyright 1993 Bob Downs, Ranjini Swaminathan and Kurt Bartelmehs For reference, see Downs et al. (1993) American Mineralogist 78, 1104-1107.