Groatite Cooper M A, Hawthorne F C, Ball N A, Ramik R A, Roberts A C The Canadian Mineralogist 47 (2009) 1225-1235 Groatite, NaCaMn2(PO4)[PO3(OH)]2, a new mineral species of the alluaudite group from the Tanco Pegmatite, Bernic Lake, Manitoba, Canada: Description and crystal structure Locality: Tanco Pegmatite, Bernic Lake, Manitoba, Canada _database_code_amcsd 0006298 CELL PARAMETERS: 12.5435 12.4324 6.7121 90.000 115.332 90.000 SPACE GROUP: C2/c X-RAY WAVELENGTH: 1.541838 Cell Volume: 946.075 Density (g/cm3): 3.228 MAX. ABS. INTENSITY / VOLUME**2: 7.958397941 RIR: 0.803 RIR based on corundum from Acta Crystallographica A38 (1982) 733-739 2-THETA INTENSITY D-SPACING H K L Multiplicity 10.56 12.12 8.3772 1 1 0 4 14.25 73.78 6.2162 0 2 0 2 15.08 10.95 5.8744 -1 1 1 4 15.63 66.24 5.6687 2 0 0 2 20.46 4.74 4.3417 0 2 1 4 20.61 3.26 4.3088 1 1 1 4 21.21 6.47 4.1886 2 2 0 4 21.64 1.34 4.1070 -2 2 1 4 22.85 12.94 3.8923 1 3 0 4 22.90 1.95 3.8826 -3 1 1 4 24.62 35.32 3.6158 3 1 0 4 25.31 2.73 3.5194 -1 3 1 4 26.75 1.43 3.3327 -2 0 2 2 27.94 100.00 3.1936 -1 1 2 4 28.72 13.20 3.1081 0 4 0 2 29.02 33.56 3.0770 1 3 1 4 29.45 27.79 3.0333 0 0 2 2 29.70 26.38 3.0080 -3 1 2 4 30.43 1.42 2.9372 -2 2 2 4 30.72 2.73 2.9100 -3 3 1 4 31.57 27.43 2.8343 4 0 0 2 32.05 68.58 2.7924 3 3 0 4 32.36 30.71 2.7662 0 4 1 4 32.74 41.38 2.7356 -4 0 2 2 32.85 2.04 2.7261 0 2 2 4 32.86 68.45 2.7253 2 4 0 4 33.15 9.12 2.7025 -2 4 1 4 33.65 6.35 2.6633 3 1 1 4 34.48 16.07 2.6010 1 1 2 4 34.72 34.76 2.5837 -1 3 2 4 34.79 31.14 2.5789 4 2 0 4 35.86 6.60 2.5039 -4 2 2 4 36.60 2.25 2.4549 -5 1 1 4 38.65 3.20 2.3297 -1 5 1 4 38.76 1.65 2.3235 -5 1 2 4 38.91 4.34 2.3144 2 4 1 4 39.22 4.45 2.2968 2 0 2 2 39.57 1.06 2.2778 3 3 1 4 40.44 22.10 2.2307 5 1 0 4 40.90 5.08 2.2065 -4 4 1 4 41.28 32.57 2.1871 -3 1 3 4 41.29 2.81 2.1867 1 5 1 4 41.60 2.33 2.1708 0 4 2 4 41.93 1.04 2.1544 2 2 2 4 42.54 4.88 2.1250 -1 1 3 4 42.56 3.92 2.1242 -3 5 1 4 43.57 16.50 2.0772 3 5 0 4 43.68 5.66 2.0721 0 6 0 2 44.09 17.30 2.0541 -5 3 2 4 44.33 2.85 2.0435 -6 0 2 2 45.60 8.24 1.9892 5 3 0 4 46.15 4.61 1.9669 -6 2 1 4 46.19 1.99 1.9654 -5 1 3 4 46.28 1.41 1.9618 3 1 2 4 46.30 3.20 1.9608 0 6 1 4 46.37 6.46 1.9581 -3 3 3 4 46.67 10.36 1.9461 2 6 0 4 46.84 8.94 1.9397 -3 5 2 4 46.89 5.04 1.9378 -2 6 1 4 48.16 2.31 1.8896 6 0 0 2 49.09 11.06 1.8558 5 1 1 4 49.61 1.57 1.8377 1 1 3 4 49.62 6.06 1.8372 3 5 1 4 50.23 4.20 1.8164 1 5 2 4 50.35 5.30 1.8121 -2 4 3 4 50.98 23.64 1.7915 3 3 2 4 51.97 1.30 1.7597 -2 6 2 4 51.99 1.70 1.7589 -4 4 3 4 52.13 3.10 1.7547 1 7 0 4 52.28 5.06 1.7500 -6 2 3 4 53.10 2.72 1.7249 -6 4 1 4 53.39 3.25 1.7162 -1 7 1 4 53.47 1.54 1.7137 -5 5 2 4 53.60 1.98 1.7097 5 3 1 4 53.68 18.73 1.7075 -6 4 2 4 54.09 5.64 1.6955 1 3 3 4 54.11 3.94 1.6950 0 4 3 4 54.79 2.89 1.6754 5 5 0 4 54.89 1.37 1.6727 4 6 0 4 55.26 2.77 1.6622 -3 1 4 4 55.46 5.12 1.6567 -3 5 3 4 55.47 4.12 1.6565 1 7 1 4 55.63 17.34 1.6522 -2 0 4 2 55.65 5.39 1.6517 -4 6 2 4 56.01 1.10 1.6419 -7 1 3 4 56.25 1.16 1.6353 -7 3 2 4 56.44 1.91 1.6304 2 2 3 4 56.48 11.29 1.6292 -1 5 3 4 56.71 1.12 1.6232 -7 3 1 4 57.04 3.29 1.6146 6 4 0 4 57.31 1.44 1.6078 -5 1 4 4 57.32 1.42 1.6074 3 7 0 4 57.37 3.73 1.6061 7 1 0 4 58.70 3.66 1.5729 -6 4 3 4 58.96 15.92 1.5665 -8 0 2 2 59.49 3.70 1.5539 -5 5 3 4 59.56 1.37 1.5521 3 5 2 4 60.03 2.62 1.5411 -3 7 2 4 60.16 1.68 1.5381 -7 3 3 4 61.00 3.99 1.5190 -8 2 2 4 61.10 1.20 1.5167 0 0 4 2 61.22 1.98 1.5141 4 4 2 4 61.40 6.12 1.5099 -5 3 4 4 61.47 15.36 1.5085 7 3 0 4 61.61 5.66 1.5054 0 8 1 4 61.94 1.87 1.4980 5 5 1 4 62.09 2.73 1.4949 -2 8 1 4 62.36 5.23 1.4891 -1 3 4 4 62.40 12.07 1.4882 3 7 1 4 62.58 3.94 1.4844 2 4 3 4 62.92 2.60 1.4770 1 7 2 4 63.33 3.16 1.4686 -4 4 4 4 64.12 1.63 1.4524 -7 1 4 4 64.37 1.86 1.4472 0 6 3 4 64.38 1.62 1.4472 -7 5 2 4 64.97 4.43 1.4353 6 4 1 4 65.01 1.54 1.4347 5 3 2 4 65.86 1.02 1.4181 2 8 1 4 66.37 1.87 1.4084 -2 8 2 4 66.89 2.47 1.3988 -8 4 2 4 66.92 3.23 1.3982 5 7 0 4 67.25 4.89 1.3922 -4 8 1 4 67.52 2.97 1.3873 -3 7 3 4 67.75 1.62 1.3831 0 8 2 4 68.21 3.17 1.3748 -8 4 1 4 68.43 8.86 1.3710 -1 7 3 4 68.61 1.21 1.3678 -8 0 4 2 68.87 3.58 1.3633 6 0 2 2 68.89 3.22 1.3630 0 4 4 4 68.91 1.39 1.3627 4 8 0 4 69.17 2.15 1.3581 -5 5 4 4 69.32 1.19 1.3556 4 2 3 4 69.55 5.71 1.3516 -8 4 3 4 70.85 6.58 1.3299 2 0 4 2 71.15 10.38 1.3252 -5 7 3 4 72.71 2.46 1.3005 2 2 4 4 73.59 1.26 1.2871 -9 3 1 4 74.88 1.19 1.2681 4 4 3 4 74.99 1.80 1.2665 -9 1 4 4 75.41 2.41 1.2606 -7 5 4 4 75.55 1.12 1.2586 -1 1 5 4 76.04 1.17 1.2516 -7 7 1 4 77.36 1.27 1.2335 7 5 1 4 77.46 2.21 1.2322 0 8 3 4 78.42 2.91 1.2194 -3 7 4 4 78.62 5.54 1.2169 -9 3 4 4 79.60 1.29 1.2043 -2 4 5 4 81.35 1.44 1.1828 -6 8 3 4 81.87 1.78 1.1766 7 3 2 4 82.27 1.17 1.1719 8 4 1 4 83.40 1.46 1.1589 5 7 2 4 83.55 1.86 1.1572 4 8 2 4 83.69 3.02 1.1556 -4 10 1 4 84.75 2.32 1.1438 2 8 3 4 86.01 1.11 1.1303 0 4 5 4 86.91 1.42 1.1209 6 8 1 4 88.04 2.54 1.1094 7 7 1 4 88.95 1.26 1.1004 7 5 2 4 89.25 1.32 1.0975 1 11 1 4 89.68 1.08 1.0933 2 10 2 4 ================================================================================ XPOW Copyright 1993 Bob Downs, Ranjini Swaminathan and Kurt Bartelmehs For reference, see Downs et al. (1993) American Mineralogist 78, 1104-1107.