Cordierite, GRR 338, Mt. Tsilaizina, Madagascar #1/6/76 R.T. 1.128 mm, beta, corrected 2577.40, 0.99430 2574.90, 0.95130 2573.70, 0.87790 2569.20, 0.79620 2564.70, 0.72040 2559.20, 0.63310 2551.60, 0.54860 2545.80, 0.47110 2538.50, 0.39460 2534.20, 0.33970 2530.00, 0.30620 2523.80, 0.26160 2517.80, 0.22080 2510.40, 0.19180 2502.80, 0.16790 2493.80, 0.14650 2486.30, 0.13080 2477.50, 0.11820 2471.20, 0.10970 2464.60, 0.10140 2460.30, 0.09880 2458.50, 0.09750 2449.30, 0.08510 2440.20, 0.07410 2434.90, 0.06830 2428.00, 0.06170 2421.90, 0.05590 2413.90, 0.05040 2405.10, 0.04340 2399.90, 0.04090 2390.10, 0.03720 2380.80, 0.03470 2367.50, 0.03510 2360.40, 0.03550 2352.70, 0.03460 2341.90, 0.03040 2330.80, 0.02740 2323.20, 0.02100 2314.20, 0.01670 2305.20, 0.01450 2298.10, 0.01720 2291.20, 0.01870 2282.70, 0.01820 2276.20, 0.01520 2269.90, 0.01320 2261.50, 0.01130 2255.60, 0.01490 2251.30, 0.02010 2246.30, 0.02180 2239.90, 0.02030 2234.90, 0.01670 2230.80, 0.01530 2225.10, 0.01480 2220.20, 0.01620 2216.00, 0.02000 2211.60, 0.02520 2208.50, 0.02810 2204.60, 0.02470 2199.60, 0.02040 2192.00, 0.01680 2183.80, 0.01260 2176.50, 0.01060 2167.00, 0.00800 2159.10, 0.00590 2151.30, 0.00430 2144.90, 0.00000 2140.40, 0.00190 2135.50, 0.00420 2130.90, 0.00380 2127.00, 0.00480 2122.70, 0.00480 2120.20, 0.00580 2119.40, 0.00840 2118.00, 0.00880 2117.30, 0.00600 2116.50, 0.00600 2109.20, 0.00980 2100.00, 0.01210 2095.40, 0.01370 2085.60, 0.01570 2077.60, 0.01540 2074.70, 0.01340 2067.70, 0.00860 2062.90, 0.00720 2052.20, 0.00670 2039.70, 0.00900 2029.30, 0.01080 2013.70, 0.01310 2002.20, 0.01770 1989.80, 0.02830 1979.90, 0.03850 1976.40, 0.04350 1975.60, 0.04710 1970.90, 0.05640 1968.90, 0.06140 1965.90, 0.06400 1961.70, 0.06740 1958.20, 0.07160 1955.20, 0.07660 1951.20, 0.08100 1947.10, 0.08040 1942.20, 0.08010 1938.50, 0.08310 1934.90, 0.08670 1931.00, 0.08830 1924.60, 0.09110 1922.20, 0.09770 1921.20, 0.10410 1919.50, 0.11400 1918.40, 0.12920 1916.60, 0.14660 1915.70, 0.16790 1914.80, 0.18770 1914.00, 0.21110 1913.80, 0.23300 1913.30, 0.25500 1912.60, 0.27880 1912.20, 0.30530 1911.50, 0.32330 1910.90, 0.34890 1910.10, 0.36200 1910.00, 0.37920 1909.50, 0.39930 1909.10, 0.41080 1908.70, 0.42630 1907.40, 0.43780 1906.50, 0.43350 1905.90, 0.42720 1905.10, 0.40840 1904.10, 0.38620 1903.30, 0.36570 1902.40, 0.33670 1901.90, 0.31310 1901.10, 0.28750 1900.30, 0.25980 1898.40, 0.22050 1897.70, 0.19390 1896.30, 0.16980 1894.30, 0.14670 1892.70, 0.12550 1889.80, 0.10760 1886.50, 0.08960 1883.90, 0.08030 1881.30, 0.07040 1877.40, 0.06390 1873.50, 0.06490 1871.30, 0.06880 1869.70, 0.07480 1867.60, 0.07940 1865.80, 0.08130 1863.60, 0.08150 1861.70, 0.08290 1859.40, 0.08790 1857.10, 0.09250 1854.80, 0.09700 1852.00, 0.10070 1848.10, 0.10160 1846.00, 0.09850 1844.70, 0.09670 1842.30, 0.09540 1840.80, 0.09230 1839.10, 0.09220 1836.20, 0.09070 1834.70, 0.08620 1832.90, 0.08010 1830.30, 0.06990 1828.00, 0.06090 1824.70, 0.05340 1820.50, 0.04860 1816.50, 0.03930 1810.90, 0.03020 1804.20, 0.02290 1795.40, 0.01990 1785.80, 0.01610 1772.30, 0.01300 1755.40, 0.01090 1738.00, 0.00970 1703.80, 0.01140 1608.60, 0.01410 1554.80, 0.01900 1522.80, 0.02320 1491.70, 0.03090 1480.00, 0.03320 1475.40, 0.03430 1472.30, 0.03620 1470.10, 0.03790 1467.90, 0.04020 1466.50, 0.04470 1464.90, 0.04830 1463.50, 0.05140 1461.20, 0.05230 1459.30, 0.04990 1457.00, 0.04780 1454.50, 0.04680 1451.90, 0.04790 1449.00, 0.05050 1445.20, 0.05480 1442.30, 0.05990 1438.50, 0.06480 1434.50, 0.07090 1430.80, 0.08100 1427.40, 0.08860 1425.90, 0.09940 1424.60, 0.10660 1423.40, 0.11320 1421.70, 0.11770 1419.80, 0.11950 1417.70, 0.12280 1416.80, 0.12580 1416.20, 0.12930 1415.00, 0.13020 1413.60, 0.13030 1412.40, 0.12740 1411.90, 0.12400 1411.30, 0.11990 1409.60, 0.11590 1408.10, 0.11220 1406.70, 0.11070 1405.90, 0.10750 1405.10, 0.10840 1404.80, 0.11080 1404.10, 0.11070 1403.60, 0.10860 1403.00, 0.10600 1402.70, 0.10280 1401.00, 0.09720 1400.40, 0.09330 1398.90, 0.08620 1396.00, 0.08140 1393.80, 0.07820 1388.60, 0.07840 1384.30, 0.08030 1379.80, 0.08340 1374.60, 0.08540 1370.70, 0.08570 1365.60, 0.08450 1362.00, 0.08200 1356.80, 0.07740 1351.50, 0.07450 1344.20, 0.07310 1337.70, 0.07380 1325.60, 0.07700 1313.20, 0.08150 1296.20, 0.08860 1237.40, 0.12410 1205.20, 0.15030 1184.10, 0.17020 1160.40, 0.19730 1145.10, 0.21870 1127.30, 0.24490 1113.70, 0.27210 1102.90, 0.29750 1093.20, 0.32220 1075.50, 0.37640 1065.30, 0.41450 1056.30, 0.44540 1046.30, 0.48380 1038.50, 0.51810 1029.90, 0.55280 1023.30, 0.58900 1016.20, 0.61680 1011.70, 0.64050 1005.70, 0.66610 999.90, 0.68780 995.10, 0.70970 988.30, 0.73490 982.80, 0.75330 974.70, 0.77730 969.80, 0.79280 964.10, 0.80780 959.10, 0.81970 952.60, 0.83250 945.90, 0.83890 941.40, 0.84520 936.20, 0.84650 929.80, 0.84740 923.10, 0.84220 915.20, 0.83330 906.80, 0.81730 897.00, 0.79220 888.30, 0.75990 878.90, 0.72050 870.50, 0.68420 860.50, 0.64300 850.30, 0.58950 840.20, 0.54620 829.80, 0.49700 820.20, 0.45530 810.30, 0.41560 803.40, 0.39130 793.10, 0.35800 786.00, 0.33610 776.40, 0.31710 769.20, 0.30250 762.30, 0.29180 753.60, 0.28390 747.10, 0.28250 738.70, 0.28290 730.90, 0.28380 720.00, 0.29160 711.10, 0.29970 700.10, 0.31170 691.00, 0.32530 681.50, 0.33770 674.00, 0.34800 665.10, 0.35970 655.40, 0.37190 646.60, 0.38220 639.30, 0.39050 632.90, 0.39790 623.80, 0.40790 617.60, 0.41380 610.80, 0.41970 602.50, 0.42600 597.30, 0.43020 594.00, 0.43320 588.20, 0.43560 583.10, 0.43730 576.90, 0.43900 568.70, 0.43910 561.80, 0.43920 557.70, 0.43910 554.80, 0.43850 550.90, 0.43790 543.90, 0.43580 542.80, 0.43390 537.70, 0.42870 531.20, 0.42090 524.30, 0.41390 519.70, 0.40800 512.50, 0.40090 508.60, 0.39540 503.50, 0.39110 495.80, 0.38810 491.70, 0.38480 488.40, 0.37860 482.60, 0.36970 477.30, 0.36240 470.40, 0.35110 466.60, 0.34600 462.50, 0.34260 458.30, 0.33930 455.50, 0.33540 451.60, 0.33220 448.40, 0.33160 446.20, 0.33360 443.40, 0.33580 440.10, 0.33860 439.00, 0.33920 437.40, 0.33860 435.40, 0.33740 432.80, 0.33540 431.00, 0.33660 429.30, 0.33910 427.60, 0.34250 425.70, 0.34620 424.30, 0.34930 422.10, 0.35270 420.30, 0.35380 418.10, 0.35390 416.90, 0.35340 414.90, 0.35170 413.00, 0.35000 410.60, 0.34800 408.30, 0.34610 405.50, 0.34510 404.20, 0.34620 402.90, 0.34990 401.50, 0.35110 399.70, 0.35100 397.40, 0.35170 395.80, 0.35340 394.30, 0.35750 392.80, 0.36280 390.70, 0.36900 387.70, 0.37520 385.00, 0.38150 382.20, 0.39220 380.10, 0.40520 374.50, 0.43350 368.80, 0.46760 364.40, 0.50470 360.30, 0.52780 357.30, 0.55060 355.10, 0.57010