Grunerite, CIT 7223, Heath Lake, Canada R.T. 0.02 mm, beta corrected 2638.90, 0.10550 2618.90, 0.09770 2593.10, 0.08780 2543.50, 0.07630 2515.20, 0.07050 2369.70, 0.05300 2193.00, 0.02000 2096.60, 0.01220 2047.80, 0.00870 1994.20, 0.00840 1926.00, 0.00770 1873.80, 0.00580 1814.10, 0.00540 1579.00, 0.00000 1508.90, 0.00150 1443.30, 0.00120 1399.60, 0.00220 1349.60, 0.00280 1301.50, 0.00430 1243.70, 0.01280 1205.40, 0.01980 1174.10, 0.02360 1154.60, 0.03000 1135.70, 0.04220 1120.10, 0.05910 1110.30, 0.07990 1100.80, 0.10630 1092.70, 0.14320 1086.30, 0.17770 1080.20, 0.22060 1074.20, 0.27400 1069.60, 0.31840 1065.50, 0.36980 1062.30, 0.41880 1058.50, 0.47330 1054.30, 0.52930 1051.60, 0.59320 1048.40, 0.64870 1045.90, 0.69750 1043.90, 0.75380 1040.50, 0.82010 1038.80, 0.86580 1037.50, 0.90710 1035.70, 0.95240 1033.70, 1.02460 1030.40, 1.10480 1028.70, 1.17900 1025.60, 1.26540 1022.50, 1.35640 1021.00, 1.41510 1018.20, 1.47970 1015.10, 1.54710 1012.20, 1.60490 1010.60, 1.65120 1009.20, 1.69700 1005.60, 1.74670 1002.40, 1.79130 998.80, 1.83130 994.60, 1.87380 991.90, 1.89970 989.10, 1.91800 984.20, 1.92930 979.50, 1.92680 976.70, 1.91790 973.70, 1.90100 970.10, 1.87270 967.00, 1.82800 963.00, 1.76460 958.30, 1.69120 953.00, 1.60920 948.50, 1.52440 942.30, 1.40360 936.40, 1.29850 931.90, 1.19180 927.00, 1.11310 924.40, 1.06320 922.00, 1.00240 920.10, 0.97270 915.10, 0.89680 912.20, 0.84180 909.60, 0.78740 906.10, 0.73510 902.40, 0.68010 898.60, 0.62540 893.60, 0.55130 888.30, 0.48480 883.00, 0.42560 877.00, 0.36880 869.50, 0.30320 861.60, 0.24190 850.90, 0.18180 837.90, 0.12560 826.00, 0.09470 815.40, 0.07400 802.70, 0.05630 779.20, 0.03960 755.10, 0.02830 733.60, 0.02350 707.10, 0.02190 676.30, 0.02040 657.50, 0.01930 636.10, 0.01870 616.00, 0.01810 600.50, 0.01870 587.60, 0.01790 576.60, 0.01740 568.30, 0.01690 560.80, 0.01840 558.40, 0.02070 554.50, 0.02120 551.40, 0.02160 548.10, 0.02140 544.80, 0.02030 539.20, 0.01860 533.50, 0.01980 526.10, 0.02170 519.80, 0.02410 516.20, 0.02820 513.10, 0.03300 510.50, 0.03490 508.80, 0.03270 507.20, 0.03010 505.10, 0.02760 502.50, 0.02460 498.50, 0.02450 495.10, 0.02620 492.40, 0.02920 490.10, 0.03120 487.60, 0.03110 483.40, 0.03230 479.20, 0.03410 475.10, 0.03640 472.80, 0.03650 469.10, 0.03660 466.30, 0.03800 461.00, 0.04080 454.20, 0.04320 449.90, 0.04460 444.20, 0.04680 442.40, 0.04800 440.20, 0.04950 437.80, 0.04990 434.90, 0.04860 432.30, 0.04740 428.50, 0.04600 425.50, 0.04540 423.20, 0.04640 421.30, 0.04740 419.10, 0.04760 416.20, 0.04780 413.50, 0.04790 409.70, 0.04810 405.80, 0.04940 402.30, 0.05170 400.20, 0.05500 397.70, 0.05880 394.30, 0.06350 391.30, 0.06800 387.90, 0.07260