Armangite Diffraction data computed using the structure from the paper listed below, along with the cell parameters refined from single crystal data of R100041 Moore P B, Araki T American Mineralogist 64 (1979) 748-757 Armangite, Mn26[As6(OH)4O14][As6O18]2[CO3], a fluorite derivative structure CELL PARAMETERS: 13.4962 13.4962 8.8797 90.000 90.000 120.000 SPACE GROUP: P-3 ATOM X Y Z OCCUPANCY ISO(B) C 0.00000 0.00000 0.00000 1.000 1.011 Mn 0.33333 0.66667 0.30314 1.000 0.816 Mn 0.33535 0.16007 0.30385 1.000 0.806 Mn 0.33164 0.41219 0.31632 1.000 1.151 Mn 0.09437 0.41460 0.35678 1.000 1.070 Mn 0.25044 0.24126 -0.00272 1.000 1.571 As 0.09897 0.18907 0.34454 1.000 0.839 As 0.58542 0.17085 0.37161 1.000 0.837 As 0.29352 0.49418 0.00731 1.000 1.013 O 0.22140 0.22850 0.23360 1.000 1.025 O 0.02310 0.24270 0.23970 1.000 1.002 O 0.17250 0.31750 0.45490 1.000 1.123 O 0.44250 0.07600 0.32700 1.000 1.234 O 0.57610 0.17060 0.57600 1.000 1.278 O 0.65400 0.08810 0.37500 1.000 1.261 O 0.38550 0.43980 0.06760 1.000 1.651 O 0.24250 0.49610 0.19160 1.000 1.379 O 0.18440 0.35880 0.94270 1.000 1.010 O 0.11150 0.05200 0.00000 0.500 1.934 X-RAY WAVELENGTH: 1.541838 BOUNDS ON TWO THETA: 5.0 90.0 LIMITS IMPOSED ON THE INDICES ARE: +/- 10 +/- 10 +/- 8 MAX. ABS. INTENSITY / VOLUME**2: 53.79006092 The INTENSITY cut off value is 1.00 2-THETA INTENSITY D-SPACING H K L 9.96 6.87 8.8797 0 0 1 12.52 2.53 7.0706 0 1 1 15.16 10.66 5.8440 2 0 0 18.17 1.58 4.8817 0 2 1 18.17 3.88 4.8817 2 0 1 20.10 2.96 4.4177 1 2 0 20.10 1.57 4.4177 2 1 0 21.41 2.67 4.1505 1 0 2 22.48 11.44 3.9552 -1 3 1 22.48 2.36 3.9552 2 1 1 22.48 1.46 3.9552 3 -1 1 22.83 2.33 3.8960 3 0 0 25.19 2.44 3.5353 0 2 2 25.19 2.09 3.5353 2 0 2 26.42 3.11 3.3740 2 2 0 27.52 2.43 3.2417 1 3 0 28.50 1.34 3.1316 1 2 2 28.50 2.68 3.1316 2 1 2 28.50 2.42 3.1316 3 -1 2 29.33 1.42 3.0451 -1 4 1 29.33 2.44 3.0451 1 3 1 29.33 4.30 3.0451 3 1 1 30.19 43.97 2.9599 0 0 3 30.60 2.53 2.9220 4 0 0 32.25 99.94 2.7756 0 4 1 33.35 1.00 2.6864 4 -2 2 33.42 1.30 2.6814 3 2 0 33.95 2.16 2.6405 2 0 3 34.25 1.16 2.6181 1 3 2 34.25 2.75 2.6181 4 -1 2 36.66 1.15 2.4514 5 -1 1 36.82 33.84 2.4408 4 0 2 36.82 2.10 2.4408 0 4 2 39.25 1.62 2.2953 2 3 2 39.25 1.87 2.2953 3 2 2 40.54 1.41 2.2251 4 -2 3 42.16 2.12 2.1435 -2 6 1 42.16 3.50 2.1435 2 4 1 43.52 2.03 2.0794 4 0 3 43.61 2.75 2.0752 0 2 4 45.65 1.02 1.9872 -2 5 3 45.74 1.42 1.9836 -1 3 4 47.80 1.50 1.9028 6 0 1 51.21 1.22 1.7839 0 6 2 51.71 22.43 1.7677 0 4 4 54.38 21.40 1.6870 4 4 0 54.82 1.23 1.6745 1 4 4 54.99 1.56 1.6697 5 3 0 55.44 1.55 1.6574 8 -4 1 55.44 1.73 1.6574 4 4 1 58.75 1.24 1.5715 2 2 5 58.75 1.84 1.5715 4 -2 5 58.99 1.44 1.5658 -2 6 4 58.99 2.31 1.5658 2 4 4 59.33 1.34 1.5575 4 -1 5 61.06 7.47 1.5176 4 0 5 62.79 1.78 1.4799 0 0 6 63.47 6.37 1.4657 8 -4 3 63.47 6.16 1.4657 4 4 3 63.54 1.34 1.4642 6 0 4 64.02 1.71 1.4543 -3 8 3 64.65 6.18 1.4416 8 0 1 67.49 3.47 1.3878 0 8 2 74.76 1.05 1.2698 8 -1 4 78.35 2.59 1.2204 8 0 4 82.99 1.14 1.1636 0 4 7 86.20 1.41 1.1283 0 8 5 ================================================================================ XPOW Copyright 1993 Bob Downs, Ranjini Swaminathan and Kurt Bartelmehs For reference, see Downs et al. (1993) American Mineralogist 78, 1104-1107.