Cordierite, RDS 56163-90, Sri Lanka, from Shannon et al (1992) Raman Spectrum, orientation: xx, A(g), 488 nm excitation, (001) face, Data from B. Kolesov 92.18858, 2902 93.34588, 2922 94.50304, 2596 95.66008, 2539 96.81698, 2550 97.97376, 2343 99.13040, 2200 100.28691, 2154 101.44329, 2054 102.59953, 2016 103.75565, 2148 104.91164, 2129 106.06749, 1968 107.22321, 2015 108.37881, 1866 109.53427, 1796 110.6896, 1710 111.8448, 1798 112.99986, 1765 114.1548, 1835 115.30961, 1988 116.46428, 2103 117.61883, 2088 118.77324, 2464 119.92753, 2822 121.08168, 3288 122.2357, 4045 123.38959, 5668 124.54335, 7416 125.69698, 8956 126.85048, 9216 128.00385, 8789 129.15709, 6970 130.31019, 5095 131.46317, 3597 132.61601, 2696 133.76873, 2112 134.92131, 1935 136.07377, 1652 137.22609, 1557 138.37829, 1529 139.53035, 1488 140.68228, 1449 141.83408, 1269 142.98575, 1160 144.1373, 1326 145.28871, 1263 146.43999, 1252 147.59114, 1345 148.74216, 1601 149.89305, 1942 151.04381, 2401 152.19444, 3300 153.34494, 4155 154.49531, 5048 155.64555, 5186 156.79565, 4921 157.94563, 3990 159.09548, 2936 160.2452, 2150 161.39479, 1666 162.54425, 1188 163.69358, 1076 164.84278, 987 165.99185, 898 167.14078, 756 168.28959, 720 169.43827, 658 170.58682, 674 171.73524, 536 172.88353, 556 174.03169, 580 175.17972, 659 176.32762, 613 177.47539, 501 178.62304, 609 179.77055, 569 180.91793, 590 182.06518, 609 183.2123, 543 184.3593, 687 185.50616, 594 186.6529, 454 187.7995, 520 188.94598, 548 190.09232, 526 191.23854, 623 192.38462, 592 193.53058, 564 194.67641, 355 195.82211, 482 196.96768, 608 198.11312, 703 199.25843, 688 200.40361, 708 201.54866, 662 202.69359, 724 203.83838, 654 204.98304, 728 206.12758, 604 207.27199, 612 208.41626, 594 209.56041, 551 210.70443, 515 211.84832, 450 212.99208, 539 214.13571, 469 215.27922, 392 216.42259, 561 217.56584, 487 218.70895, 551 219.85194, 660 220.9948, 553 222.13753, 448 223.28013, 521 224.4226, 500 225.56494, 569 226.70716, 688 227.84924, 797 228.9912, 916 230.13303, 1110 231.27473, 1653 232.4163, 2522 233.55774, 4138 234.69905, 6269 235.84024, 8291 236.9813, 9502 238.12222, 9404 239.26302, 8152 240.40369, 6198 241.54424, 4744 242.68465, 3794 243.82494, 3256 244.96509, 2708 246.10512, 2894 247.24502, 2750 248.3848, 2909 249.52444, 3027 250.66395, 3596 251.80334, 4570 252.9426, 6484 254.08173, 9840 255.22073, 14420 256.35961, 19806 257.49835, 23040 258.63697, 22280 259.77546, 18238 260.91382, 13068 262.05206, 8564 263.19016, 5471 264.32814, 3790 265.46599, 2645 266.60371, 2218 267.7413, 1710 268.87877, 1504 270.01611, 1376 271.15332, 1229 272.2904, 1130 273.42735, 1014 274.56418, 1033 275.70088, 913 276.83745, 896 277.97389, 802 279.1102, 841 280.24639, 792 281.38245, 899 282.51838, 897 283.65418, 889 284.78986, 891 285.92541, 812 287.06083, 870 288.19612, 865 289.33129, 746 290.46633, 995 291.60124, 1084 292.73602, 977 293.87068, 1077 295.00521, 1155 296.13961, 1248 297.27388, 1233 298.40803, 1342 299.54205, 1496 300.67594, 1586 301.8097, 1830 302.94334, 1861 304.07685, 1841 305.21023, 1739 306.34348, 1452 307.47661, 1346 308.60961, 1122 309.74248, 947 310.87523, 672 312.00785, 816 313.14034, 730 314.27271, 734 315.40494, 703 316.53705, 850 317.66904, 842 318.80089, 1069 319.93262, 1265 321.06423, 1642 322.1957, 2094 323.32705, 2230 324.45827, 2144 325.58937, 1828 326.72033, 1500 327.85118, 1169 328.98189, 1040 330.11248, 878 331.24294, 847 332.37327, 754 333.50348, 772 334.63356, 690 335.76351, 811 336.89334, 790 338.02304, 710 339.15261, 753 340.28206, 758 341.41138, 903 342.54058, 935 343.66964, 1015 344.79859, 1160 345.9274, 1109 347.05609, 1326 348.18465, 1440 349.31308, 1625 350.44139, 1734 351.56958, 2029 352.69763, 2375 353.82556, 2578 354.95336, 2868 356.08104, 3226 357.20859, 3604 358.33602, 4218 359.46331, 4940 360.59049, 6246 361.71753, 8040 362.84445, 9690 363.97124, 10610 365.09791, 10358 366.22445, 9166 367.35087, 7498 368.47716, 5780 369.60332, 4547 370.72936, 3520 371.85527, 2938 372.98105, 2382 374.10671, 2088 375.23224, 1772 376.35765, 1718 377.48293, 1500 378.60809, 1562 379.73312, 1176 380.85802, 1134 381.9828, 1162 383.10745, 1002 384.23197, 949 385.35637, 973 386.48065, 833 387.6048, 852 388.72882, 878 389.85272, 778 390.97649, 796 392.10014, 731 393.22366, 756 394.34705, 727 395.47032, 750 396.59346, 754 397.71648, 769 398.83937, 689 399.96214, 701 401.08478, 640 402.2073, 709 403.32969, 654 404.45196, 703 405.5741, 607 406.69611, 734 407.818, 688 408.93976, 691 410.0614, 631 411.18292, 841 412.30431, 628 413.42557, 703 414.54671, 656 415.66772, 739 416.78861, 757 417.90937, 658 419.03001, 888 420.15052, 1000 421.2709, 1062 422.39117, 1178 423.5113, 1478 424.63131, 1662 425.7512, 1750 426.87096, 1580 427.9906, 1543 429.11011, 1371 430.2295, 1234 431.34876, 988 432.4679, 939 433.58691, 1025 434.7058, 904 435.82456, 750 436.9432, 802 438.06171, 791 439.1801, 787 440.29836, 696 441.4165, 616 442.53452, 774 443.65241, 720 444.77017, 735 445.88781, 763 447.00533, 750 448.12272, 844 449.23998, 762 450.35713, 840 451.47414, 816 452.59104, 658 453.7078, 866 454.82445, 810 455.94097, 818 457.05736, 848 458.17363, 877 459.28978, 721 460.4058, 909 461.5217, 884 462.63747, 1000 463.75312, 1010 464.86865, 1087 465.98405, 1168 467.09932, 1240 468.21448, 1296 469.3295, 1407 470.44441, 1468 471.55919, 1824 472.67384, 1894 473.78837, 1972 474.90278, 2051 476.01706, 2202 477.13122, 2066 478.24526, 1997 479.35917, 1652 480.47295, 1596 481.58662, 1364 482.70016, 1467 483.81357, 1478 484.92686, 1285 486.04003, 1254 487.15307, 1254 488.26599, 1204 489.37879, 1101 490.49146, 1074 491.60401, 999 492.71643, 1060 493.82874, 1014 494.94091, 939 496.05297, 900 497.1649, 786 498.2767, 843 499.38838, 732 500.49994, 806 501.61138, 740 502.72269, 732 503.83388, 731 504.94494, 829 506.05588, 690 507.1667, 725 508.27739, 767 509.38797, 683 510.49841, 781 511.60874, 722 512.71894, 571 513.82901, 669 514.93897, 654 516.0488, 660 517.15851, 706 518.26809, 759 519.37755, 769 520.48689, 782 521.5961, 766 522.70519, 922 523.81416, 793 524.923, 816 526.03172, 914 527.14032, 885 528.2488, 916 529.35715, 876 530.46538, 1124 531.57349, 1107 532.68147, 1180 533.78933, 1254 534.89707, 1359 536.00468, 1616 537.11217, 1576 538.21954, 1802 539.32678, 1891 540.43391, 2345 541.54091, 2466 542.64778, 3002 543.75454, 3736 544.86117, 4415 545.96768, 5448 547.07406, 6884 548.18032, 8428 549.28646, 10407 550.39248, 12182 551.49838, 13336 552.60415, 13775 553.7098, 13418 554.81532, 12471 555.92073, 10928 557.02601, 9717 558.13117, 8909 559.23621, 8139 560.34112, 7681 561.44591, 7388 562.55058, 7697 563.65513, 7718 564.75955, 8163 565.86385, 8830 566.96803, 10060 568.07209, 11581 569.17603, 12998 570.27984, 15157 571.38353, 17858 572.4871, 20118 573.59054, 22378 574.69386, 23722 575.79707, 24093 576.90014, 22977 578.0031, 20970 579.10594, 18454 580.20865, 15610 581.31124, 13058 582.41371, 10881 583.51605, 8920 584.61828, 7729 585.72038, 6380 586.82236, 5614 587.92422, 4682 589.02595, 4374 590.12757, 3820 591.22906, 3397 592.33043, 3111 593.43168, 2810 594.5328, 2665 595.63381, 2445 596.73469, 2373 597.83545, 2088 598.93609, 1998 600.03661, 1741 601.13701, 1760 602.23728, 1788 603.33743, 1699 604.43746, 1590 605.53737, 1516 606.63716, 1474 607.73682, 1483 608.83637, 1476 609.93579, 1432 611.03509, 1501 612.13427, 1455 613.23333, 1435 614.33226, 1555 615.43108, 1611 616.52977, 1632 617.62834, 1880 618.72679, 2049 619.82512, 2214 620.92333, 2242 622.02142, 2333 623.11938, 2418 624.21722, 2438 625.31495, 2235 626.41255, 2010 627.51003, 1863 628.60738, 1643 629.70462, 1539 630.80174, 1413 631.89873, 1276 632.9956, 1244 634.09236, 1155 635.18899, 1213 636.2855, 1137 637.38189, 899 638.47816, 912 639.5743, 1020 640.67033, 909 641.76623, 944 642.86202, 786 643.95768, 870 645.05322, 978 646.14864, 932 647.24394, 1005 648.33912, 851 649.43418, 1041 650.52912, 1063 651.62393, 1185 652.71863, 1312 653.8132, 1220 654.90766, 1429 656.00199, 1627 657.0962, 1791 658.1903, 2004 659.28427, 2341 660.37812, 2680 661.47185, 3164 662.56546, 4162 663.65895, 4949 664.75231, 6078 665.84556, 7091 666.93869, 7974 668.0317, 8449 669.12458, 8315 670.21735, 7706 671.30999, 6657 672.40252, 5644 673.49492, 4566 674.5872, 3704 675.67937, 2997 676.77141, 2446 677.86333, 2176 678.95514, 1730 680.04682, 1635 681.13838, 1388 682.22982, 1354 683.32114, 1249 684.41234, 1170 685.50342, 1140 686.59438, 935 687.68522, 904 688.77594, 760 689.86654, 849 690.95702, 910 692.04738, 789 693.13762, 754 694.22774, 907 695.31774, 763 696.40762, 788 697.49738, 874 698.58702, 756 699.67654, 713 700.76594, 803 701.85522, 923 702.94438, 993 704.03342, 1040 705.12234, 1189 706.21114, 1300 707.29982, 1409 708.38838, 1416 709.47682, 1557 710.56515, 1631 711.65335, 1553 712.74143, 1412 713.82939, 1273 714.91723, 1202 716.00496, 1026 717.09256, 978 718.18004, 801 719.26741, 763 720.35465, 727 721.44178, 752 722.52878, 612 723.61567, 585 724.70243, 610 725.78908, 623 726.87561, 513 727.96201, 592 729.0483, 497 730.13447, 624 731.22052, 592 732.30645, 607 733.39226, 615 734.47795, 593 735.56353, 658 736.64898, 628 737.73431, 611 738.81953, 646 739.90462, 566 740.9896, 569 742.07446, 472 743.15919, 568 744.24381, 602 745.32831, 513 746.41269, 502 747.49695, 546 748.58109, 472 749.66512, 347 750.74902, 452 751.83281, 353 752.91647, 381 754.00002, 386 755.08345, 476 756.16676, 407 757.24995, 367 758.33302, 482 759.41597, 448 760.4988, 439 761.58152, 437 762.66412, 474 763.74659, 537 764.82895, 383 765.91119, 410 766.99331, 430 768.07531, 463 769.1572, 324 770.23896, 284 771.32061, 309 772.40214, 485 773.48354, 529 774.56484, 513 775.64601, 460 776.72706, 404 777.80799, 378 778.88881, 500 779.96951, 461 781.05009, 523 782.13055, 461 783.21089, 518 784.29111, 519 785.37122, 429 786.45121, 371 787.53108, 493 788.61083, 374 789.69046, 432 790.76997, 579 791.84937, 571 792.92864, 397 794.0078, 477 795.08684, 524 796.16577, 538 797.24457, 553 798.32326, 544 799.40182, 422 800.48027, 342 801.55861, 402 802.63682, 489 803.71491, 376 804.79289, 419 805.87075, 511 806.94849, 452 808.02612, 552 809.10362, 610 810.18101, 549 811.25828, 492 812.33543, 428 813.41246, 445 814.48938, 470 815.56618, 361 816.64286, 372 817.71942, 417 818.79586, 279 819.87219, 359 820.9484, 331 822.02449, 393 823.10047, 380 824.17632, 272 825.25206, 364 826.32768, 323 827.40318, 325 828.47857, 280 829.55383, 302 830.62898, 263 831.70402, 328 832.77893, 334 833.85373, 312 834.92841, 261 836.00297, 347 837.07742, 307 838.15174, 382 839.22595, 258 840.30005, 267 841.37402, 310 842.44788, 248 843.52162, 380 844.59524, 294 845.66875, 361 846.74214, 269 847.81541, 366 848.88856, 251 849.9616, 424 851.03452, 381 852.10732, 398 853.18, 406 854.25257, 364 855.32502, 322 856.39736, 350 857.46957, 362 858.54167, 419 859.61365, 371 860.68552, 420 861.75727, 376 862.8289, 474 863.90041, 458 864.97181, 396 866.04309, 483 867.11425, 387 868.1853, 435 869.25623, 367 870.32704, 448 871.39774, 415 872.46832, 475 873.53878, 522 874.60912, 567 875.67935, 470 876.74946, 539 877.81946, 515 878.88934, 452 879.9591, 655 881.02874, 499 882.09827, 574 883.16768, 631 884.23698, 582 885.30616, 500 886.37522, 520 887.44416, 673 888.51299, 527 889.5817, 556 890.6503, 540 891.71878, 651 892.78714, 694 893.85539, 730 894.92352, 893 895.99153, 957 897.05943, 882 898.12721, 889 899.19487, 949 900.26242, 932 901.32985, 873 902.39717, 919 903.46436, 892 904.53145, 963 905.59841, 980 906.66526, 1128 907.732, 1182 908.79861, 1289 909.86512, 1416 910.9315, 1647 911.99777, 1987 913.06392, 2415 914.12996, 2783 915.19588, 3053 916.26169, 3315 917.32738, 3342 918.39295, 3194 919.4584, 2740 920.52375, 2329 921.58897, 2017 922.65408, 1711 923.71907, 1646 924.78395, 1258 925.84871, 1205 926.91336, 1234 927.97788, 1059 929.0423, 1054 930.1066, 918 931.17078, 1029 932.23484, 992 933.29879, 978 934.36263, 1012 935.42635, 759 936.48995, 988 937.55344, 1021 938.61681, 1026 939.68007, 1157 940.74321, 1123 941.80623, 1058 942.86914, 1104 943.93194, 1248 944.99461, 1229 946.05718, 1306 947.11962, 1398 948.18196, 1383 949.24417, 1361 950.30627, 1464 951.36826, 1659 952.43013, 1556 953.49188, 1799 954.55352, 2019 955.61505, 2070 956.67646, 2310 957.73775, 2586 958.79893, 2747 959.85999, 3371 960.92094, 3946 961.98177, 4920 963.04249, 6131 964.10309, 7851 965.16357, 10439 966.22394, 13948 967.2842, 18156 968.34434, 22188 969.40437, 24264 970.46428, 24135 971.52407, 21182 972.58375, 17122 973.64332, 13119 974.70277, 9670 975.76211, 7336 976.82133, 5644 977.88043, 4411 978.93942, 3532 979.9983, 3105 981.05706, 2695 982.11571, 2268 983.17424, 2086 984.23265, 1842 985.29095, 1756 986.34914, 1579 987.40721, 1517 988.46517, 1476 989.52301, 1393 990.58074, 1472 991.63835, 1424 992.69585, 1312 993.75323, 1355 994.8105, 1368 995.86766, 1362 996.92469, 1400 997.98162, 1334 999.03843, 1407 1000.09512, 1483 1001.15171, 1442 1002.20817, 1370 1003.26452, 1826 1004.32076, 1878 1005.37688, 2185 1006.43289, 2471 1007.48879, 2710 1008.54457, 2766 1009.60023, 2586 1010.65578, 2344 1011.71122, 2008 1012.76654, 2115 1013.82175, 1948 1014.87684, 1707 1015.93182, 1673 1016.98669, 1664 1018.04144, 1293 1019.09607, 1236 1020.1506, 1288 1021.205, 1243 1022.2593, 1201 1023.31348, 1149 1024.36754, 1050 1025.42149, 1029 1026.47533, 1141 1027.52905, 1176 1028.58266, 1083 1029.63616, 1101 1030.68954, 1012 1031.74281, 1080 1032.79596, 1143 1033.849, 1036 1034.90192, 1039 1035.95473, 1120 1037.00743, 1187 1038.06001, 1151 1039.11248, 1060 1040.16484, 1165 1041.21708, 1210 1042.26921, 1197 1043.32122, 1255 1044.37312, 1142 1045.42491, 1204 1046.47658, 1155 1047.52814, 1213 1048.57959, 1201 1049.63092, 1143 1050.68213, 1032 1051.73324, 1089 1052.78423, 1192 1053.83511, 1302 1054.88587, 1160 1055.93652, 1266 1056.98705, 1202 1058.03748, 1183 1059.08779, 1253 1060.13798, 1154 1061.18806, 1197 1062.23803, 1242 1063.28789, 1219 1064.33763, 1207 1065.38726, 1170 1066.43677, 1303 1067.48617, 1269 1068.53546, 1188 1069.58463, 1236 1070.6337, 1244 1071.68264, 1253 1072.73148, 1112 1073.7802, 1172 1074.82881, 1144 1075.8773, 1229 1076.92568, 1025 1077.97395, 1111 1079.02211, 1117 1080.07015, 1097 1081.11808, 1077 1082.16589, 1040 1083.2136, 898 1084.26119, 1069 1085.30866, 1014 1086.35603, 1056 1087.40328, 1051 1088.45041, 1001 1089.49744, 950 1090.54435, 1071 1091.59115, 1015 1092.63783, 1027 1093.68441, 1071 1094.73087, 1161 1095.77721, 1197 1096.82345, 1187 1097.86957, 1127 1098.91557, 1213 1099.96147, 1209 1101.00725, 1317 1102.05292, 1380 1103.09848, 1515 1104.14392, 1732 1105.18925, 1805 1106.23447, 1691 1107.27958, 1800 1108.32457, 1814 1109.36945, 1819 1110.41422, 1564 1111.45888, 1553 1112.50342, 1522 1113.54785, 1294 1114.59217, 1268 1115.63637, 1302 1116.68046, 1236 1117.72444, 1184 1118.76831, 1127 1119.81207, 1213 1120.85571, 1051 1121.89924, 1102 1122.94266, 1089 1123.98596, 1173 1125.02916, 1245 1126.07224, 1226 1127.1152, 1195 1128.15806, 1256 1129.2008, 1181 1130.24343, 1246 1131.28595, 1240 1132.32836, 1294 1133.37065, 1227 1134.41284, 1307 1135.45491, 1285 1136.49686, 1383 1137.53871, 1240 1138.58044, 1229 1139.62207, 1408 1140.66357, 1309 1141.70497, 1330 1142.74626, 1414 1143.78743, 1459 1144.82849, 1496 1145.86944, 1501 1146.91028, 1664 1147.951, 1647 1148.99162, 1631 1150.03212, 1650 1151.07251, 1762 1152.11278, 1711 1153.15295, 1854 1154.193, 1754 1155.23294, 1927 1156.27277, 1932 1157.31249, 1970 1158.3521, 1952 1159.39159, 2226 1160.43097, 2156 1161.47024, 2434 1162.5094, 2542 1163.54845, 2628 1164.58739, 2865 1165.62621, 2924 1166.66492, 3251 1167.70352, 3658 1168.74201, 4044 1169.78039, 4611 1170.81866, 5087 1171.85681, 5786 1172.89485, 6690 1173.93278, 7560 1174.9706, 8958 1176.00831, 10710 1177.04591, 12151 1178.08339, 14340 1179.12077, 16497 1180.15803, 18117 1181.19518, 18930 1182.23222, 19111 1183.26915, 18178 1184.30596, 16359 1185.34267, 14011 1186.37926, 11612 1187.41575, 9479 1188.45212, 7907 1189.48838, 6478 1190.52453, 5720 1191.56056, 4707 1192.59649, 4149 1193.63231, 3596 1194.66801, 3220 1195.7036, 2916 1196.73909, 2617 1197.77446, 2378 1198.80972, 2172 1199.84486, 2021 1200.8799, 1855 1201.91483, 1578 1202.94964, 1628 1203.98435, 1422 1205.01894, 1480 1206.05342, 1280 1207.0878, 1306 1208.12206, 1230 1209.15621, 1152 1210.19024, 1173 1211.22417, 968 1212.25799, 1061 1213.29169, 1045 1214.32529, 952 1215.35877, 1022 1216.39215, 1060 1217.42541, 1042 1218.45856, 974 1219.4916, 930 1220.52453, 993 1221.55735, 787 1222.59006, 892 1223.62266, 822 1224.65515, 1002 1225.68753, 832 1226.71979, 971 1227.75195, 982 1228.78399, 855 1229.81593, 941 1230.84775, 810 1231.87947, 874 1232.91107, 861 1233.94256, 762 1234.97394, 932 1236.00522, 917 1237.03638, 924 1238.06743, 933 1239.09837, 1029 1240.1292, 1002 1241.15992, 877 1242.19053, 934 1243.22103, 936 1244.25141, 904 1245.28169, 956 1246.31186, 1033 1247.34192, 1061 1248.37187, 886 1249.4017, 948 1250.43143, 992