Edgrewite Galuskin E V, Lazic B, Armbruster T, Galuskina I O, Pertsev N N, Gazeev V M, Wlodyka R, Dulski M, Dzierzanowski P, Zadov A E, Dubrovinsky L S American Mineralogist 97 (2012) 1998-2006 Edgrewite Ca9(SiO4)4F2-hydroxyledgrewite Ca9(SiO4)4(OH)2, a new series of calcium humite-group minerals from altered xenoliths in the ignimbrite of Upper Chegem caldera, Northern Caucasus, Kabardino-Balkaria, Russia Locality: Upper Chegem caldera, Northern Caucasus, Kabardino-Balkaria, Russia _database_code_amcsd 0019557 CELL PARAMETERS: 5.0687 11.3579 15.4004 100.598 90.000 90.000 SPACE GROUP: P2_1/b X-RAY WAVELENGTH: 1.541838 Cell Volume: 871.474 Density (g/cm3): 2.911 MAX. ABS. INTENSITY / VOLUME**2: 6.815634064 RIR: 0.762 RIR based on corundum from Acta Crystallographica A38 (1982) 733-739 2-THETA INTENSITY D-SPACING H K L Multiplicity 5.84 4.11 15.1377 0 0 1 2 11.69 1.98 7.5688 0 0 2 2 15.88 1.36 5.5821 0 2 0 2 15.88 19.63 5.5811 0 -2 1 2 17.58 1.93 5.0459 0 0 3 2 17.92 4.32 4.9501 0 2 1 2 17.93 9.95 4.9482 0 -2 2 2 20.54 1.31 4.3239 1 1 1 4 21.09 14.84 4.2115 1 0 2 4 21.45 16.83 4.1432 0 2 2 2 21.46 12.78 4.1412 0 -2 3 2 21.78 1.99 4.0808 1 -1 2 4 23.32 39.04 3.8137 1 1 2 4 23.51 7.13 3.7844 0 0 4 2 23.71 8.90 3.7525 1 2 0 4 23.71 4.95 3.7522 1 -2 1 4 24.90 3.23 3.5760 1 0 3 4 25.14 30.88 3.5424 1 -1 3 4 25.15 3.12 3.5415 1 2 1 4 27.16 2.37 3.2835 1 1 3 4 27.82 3.95 3.2070 1 -2 3 4 29.36 25.68 3.0420 1 -1 4 4 29.46 1.13 3.0324 1 0 4 4 29.49 93.36 3.0294 1 -3 1 4 29.50 9.87 3.0275 0 0 5 2 29.78 22.68 2.9997 1 3 0 4 30.38 2.50 2.9421 1 -3 2 4 30.89 15.24 2.8949 0 2 4 2 30.90 13.26 2.8937 0 -2 5 2 31.25 26.90 2.8627 1 3 1 4 31.51 6.58 2.8395 0 -4 1 2 31.70 73.69 2.8231 1 1 4 4 32.38 60.99 2.7648 1 -3 3 4 33.71 10.62 2.6590 0 4 1 2 33.72 8.27 2.6581 0 -4 3 2 33.73 28.62 2.6570 1 3 2 4 34.16 51.80 2.6247 1 -1 5 4 35.42 10.53 2.5343 2 0 0 2 35.72 15.67 2.5138 1 2 4 4 35.73 16.33 2.5130 1 -2 5 4 36.26 22.46 2.4772 1 -4 1 4 36.31 1.89 2.4741 0 -4 4 2 36.35 11.50 2.4715 2 1 0 4 36.72 4.61 2.4476 1 1 5 4 37.07 7.70 2.4254 1 3 3 4 37.83 3.07 2.3781 2 -1 2 4 38.79 6.70 2.3217 2 1 2 4 39.01 3.10 2.3089 1 -3 5 4 39.38 1.58 2.2882 1 -1 6 4 39.67 1.29 2.2718 0 4 3 2 39.69 3.46 2.2707 0 -4 5 2 39.96 3.48 2.2561 2 -1 3 4 41.78 2.92 2.1620 2 2 2 4 41.79 3.04 2.1617 2 -2 3 4 42.10 2.63 2.1462 1 1 6 4 42.97 1.23 2.1047 2 -3 1 4 43.69 2.44 2.0717 1 -5 1 4 43.91 1.43 2.0620 1 -5 2 4 44.92 8.77 2.0181 1 -1 7 4 44.97 3.21 2.0157 1 -5 3 4 45.61 1.78 1.9891 1 0 7 4 45.75 2.76 1.9833 1 2 6 4 45.76 2.06 1.9827 1 -2 7 4 45.80 5.47 1.9813 1 5 1 4 46.74 2.85 1.9433 2 0 5 4 46.84 1.05 1.9397 1 -5 4 4 47.69 49.77 1.9069 2 2 4 4 47.70 50.23 1.9065 2 -2 5 4 47.78 4.51 1.9034 1 1 7 4 48.08 3.63 1.8923 1 -3 7 4 48.12 33.34 1.8908 2 -4 1 4 49.43 1.20 1.8437 1 -5 5 4 49.70 10.15 1.8345 2 4 1 4 49.71 6.19 1.8343 2 -4 3 4 50.51 11.02 1.8070 0 6 1 2 50.52 11.56 1.8065 0 -6 4 2 50.61 13.44 1.8036 1 3 6 4 50.96 9.09 1.7919 1 5 3 4 51.63 2.14 1.7704 2 -4 4 4 52.69 7.87 1.7373 1 -5 6 4 53.23 8.75 1.7208 0 4 6 2 53.26 7.01 1.7200 0 -4 8 2 53.27 8.01 1.7196 1 -3 8 4 53.73 1.17 1.7058 1 1 8 4 53.95 2.61 1.6995 0 2 8 2 53.97 3.08 1.6991 0 -2 9 2 54.22 1.65 1.6916 2 4 3 4 54.24 4.57 1.6912 2 -4 5 4 54.56 31.85 1.6820 0 0 9 2 54.97 5.19 1.6705 3 1 0 4 55.15 1.82 1.6655 3 -1 1 4 55.71 19.49 1.6500 0 6 3 2 55.73 20.02 1.6494 0 -6 6 2 55.75 1.25 1.6490 3 0 2 4 56.05 2.79 1.6408 3 -1 2 4 56.05 1.10 1.6406 2 5 1 4 56.50 1.60 1.6288 1 -4 8 4 56.76 6.07 1.6219 3 1 2 4 56.94 1.19 1.6171 3 -2 1 4 57.65 2.10 1.5991 3 -1 3 4 58.83 3.67 1.5697 1 -3 9 4 59.87 17.39 1.5448 1 -7 2 4 59.91 1.36 1.5440 3 -1 4 4 59.98 4.90 1.5424 3 -3 1 4 60.39 1.12 1.5328 1 -7 3 4 61.00 1.78 1.5190 3 3 1 4 61.27 4.50 1.5130 3 1 4 4 61.68 4.90 1.5038 3 -3 3 4 61.72 6.03 1.5030 1 3 8 4 62.52 2.28 1.4857 3 3 2 4 62.78 3.92 1.4800 3 -1 5 4 63.19 1.96 1.4714 1 5 6 4 63.20 2.49 1.4713 2 6 1 4 63.21 1.21 1.4710 2 -6 4 4 63.30 3.16 1.4693 0 6 5 2 63.33 3.05 1.4686 0 -6 8 2 63.78 6.62 1.4592 3 2 4 4 63.79 6.10 1.4591 3 -2 5 4 64.14 3.79 1.4520 3 -4 1 4 64.36 1.12 1.4474 0 4 8 2 64.39 1.24 1.4468 0 -4 10 2 64.74 4.73 1.4400 1 -3 10 4 65.45 1.59 1.4260 3 4 1 4 65.46 2.23 1.4259 3 -4 3 4 65.60 1.64 1.4232 2 -4 8 4 65.78 1.00 1.4197 0 -8 2 2 66.75 6.11 1.4014 2 0 9 4 67.77 2.50 1.3828 2 6 3 4 67.79 2.47 1.3824 2 -6 6 4 68.25 1.94 1.3742 1 5 7 4 70.76 1.93 1.3314 3 0 7 4 70.98 1.60 1.3279 1 -5 10 4 72.43 1.02 1.3048 3 1 7 4 74.24 1.03 1.2774 1 3 10 4 74.36 1.22 1.2757 2 -7 6 4 74.66 2.38 1.2712 3 3 6 4 74.94 5.89 1.2672 4 0 0 2 74.95 4.12 1.2671 3 5 3 4 75.67 3.91 1.2569 2 4 8 4 75.69 3.70 1.2565 2 -4 10 4 75.72 1.37 1.2561 2 7 3 4 76.35 4.18 1.2474 3 -5 6 4 76.80 1.49 1.2411 1 -1 12 4 76.83 2.10 1.2408 3 -3 8 4 76.98 2.31 1.2386 2 -8 2 4 77.21 1.02 1.2356 3 1 8 4 77.32 1.24 1.2341 3 6 1 4 77.33 1.40 1.2340 3 -6 4 4 77.64 2.87 1.2298 1 -3 12 4 78.19 1.75 1.2224 2 8 0 4 78.21 1.16 1.2223 2 -8 4 4 79.50 1.91 1.2056 3 4 6 4 79.52 1.51 1.2053 3 -4 8 4 79.79 1.03 1.2019 3 -1 9 4 81.09 2.70 1.1859 1 3 11 4 81.52 1.27 1.1808 3 -3 9 4 82.33 1.06 1.1712 4 -1 5 4 82.43 6.31 1.1701 3 -7 2 4 83.23 3.57 1.1608 4 2 4 4 83.23 3.41 1.1608 4 -2 5 4 83.46 6.29 1.1582 1 9 2 4 83.55 2.82 1.1572 4 -4 1 4 83.94 5.26 1.1527 1 7 7 4 84.05 2.55 1.1516 3 3 8 4 84.19 1.69 1.1500 1 -1 13 4 84.83 6.05 1.1429 1 -9 7 4 86.67 5.25 1.1233 1 -7 11 4 86.75 1.85 1.1225 3 -3 10 4 87.34 1.30 1.1164 0 10 0 2 87.36 1.59 1.1162 0 -10 5 2 87.70 1.25 1.1128 2 4 10 4 87.73 1.02 1.1125 2 -4 12 4 88.06 2.70 1.1092 1 1 13 4 88.41 1.02 1.1057 1 3 12 4 89.82 1.12 1.0920 4 5 1 4 ================================================================================ XPOW Copyright 1993 Bob Downs, Ranjini Swaminathan and Kurt Bartelmehs For reference, see Downs et al. (1993) American Mineralogist 78, 1104-1107.