Topaz, GIA # 3828, blue, Karoi, St. Anne, Rhodesia 9.28 mm of which 8.57 mm are blue, gamma, corr. 1435.60, -0.06636 1430.50, -0.05951 1428.10, -0.05406 1426.90, -0.05009 1425.40, -0.04163 1424.50, -0.03765 1423.30, -0.03268 1422.00, -0.01173 1420.70, 0.01470 1420.10, 0.02018 1419.50, 0.03315 1418.80, 0.04462 1417.90, 0.04908 1417.20, 0.06852 1416.60, 0.08248 1415.90, 0.10142 1415.10, 0.16230 1414.30, 0.22317 1413.50, 0.28405 1412.60, 0.43379 1411.60, 0.53310 1410.70, 0.69981 1409.80, 0.97736 1409.10, 1.18052 1408.20, 1.40465 1407.70, 1.87842 1401.30, 1.42184 1400.20, 1.02140 1399.60, 0.80919 1398.60, 0.50261 1397.80, 0.33583 1395.60, 0.20081 1394.90, 0.14853 1393.80, 0.11728 1393.30, 0.10590 1392.80, 0.08902 1392.20, 0.07465 1391.70, 0.06776 1391.10, 0.05689 1390.50, 0.05301 1389.90, 0.04713 1389.10, 0.03930 1388.20, 0.03498 1387.00, 0.02871 1386.50, 0.02482 1380.50, 0.02084 1377.80, 0.02520 1375.40, 0.03107 1370.60, 0.03432 1369.50, 0.03077 1368.60, 0.02726 1367.40, 0.01926 1366.90, 0.01525 1366.00, 0.01025 1365.10, 0.00624 1364.20, 0.00223 1360.40, -0.00333 1358.30, 0.00062 1357.10, 0.00510 1354.70, 0.01254 1351.70, 0.01948 1346.30, 0.02288 1344.50, 0.01982 1343.90, 0.01676 1343.10, 0.01218 1342.50, 0.00712 1341.30, -0.00050 1339.60, -0.00767 1337.80, -0.01585 1336.00, -0.02204 1334.30, -0.02622 1332.80, -0.02982 1331.00, -0.03292 1327.50, -0.03613 1323.30, -0.03987 1313.20, -0.04211 1302.80, -0.04429 1290.00, -0.04601 1281.10, -0.04938 1275.10, -0.05232 1268.30, -0.05624 1257.00, -0.05431 1245.70, -0.05478 1233.20, -0.05428 1220.10, -0.05601 1208.20, -0.05245 1205.50, -0.05549 1199.20, -0.05959 1187.40, -0.05803 1175.90, -0.05776 1164.70, -0.05592 1152.90, -0.05760 1141.70, -0.05739 1131.40, -0.05726 1118.60, -0.05744 1107.40, -0.05671 1093.80, -0.05762 1080.70, -0.05851 1070.10, -0.05829 1058.00, -0.05857 1046.80, -0.05807 1036.50, -0.05645 1025.00, -0.05570 1013.80, -0.05591 1001.00, -0.05507 988.30, -0.05242 976.80, -0.04989 971.90, -0.04624 969.80, -0.04219 968.50, -0.03567 967.00, -0.03020 966.10, -0.02273 965.40, -0.01625 964.20, -0.00929 963.60, 0.00019 962.90, 0.00417 962.30, 0.00865 961.40, 0.01763 959.50, 0.02308 958.90, 0.01908 958.30, 0.01408 957.80, 0.00109 957.20, -0.00891 956.70, -0.01990 956.10, -0.02440 955.20, -0.02791 953.70, -0.03144 950.70, -0.03598 942.20, -0.03910 931.90, -0.03885 921.30, -0.04161 910.70, -0.04041 900.70, -0.03927 890.10, -0.03754 878.90, -0.03424 868.70, -0.03099 855.70, -0.02857 842.70, -0.02293 831.50, -0.02004 819.70, -0.01641 812.80, -0.01387 803.40, -0.01030 794.40, -0.00738 787.40, -0.00396 779.20, 0.00122 769.00, 0.00466 760.20, 0.00879 753.20, 0.01301 746.60, 0.01721 739.90, 0.02142 730.90, 0.02464 721.80, 0.02781 713.70, 0.03122 702.50, 0.03464 692.00, 0.03738 680.60, 0.03936 668.30, 0.04273 658.90, 0.04535 646.60, 0.04546 636.10, 0.04613 623.80, 0.04729 613.70, 0.04664 603.20, 0.04437 595.10, 0.04161 583.40, 0.03813 569.90, 0.03470 561.20, 0.03162 550.10, 0.02930 539.70, 0.02699 528.00, 0.02671 516.30, 0.02572 505.20, 0.02786 494.80, 0.02694 482.40, 0.03026 469.50, 0.03414 457.40, 0.03735 449.40, 0.04022 443.00, 0.04276 435.30, 0.04630 428.80, 0.05048 420.00, 0.05523 410.00, 0.05842 399.60, 0.06340 394.00, 0.06799 389.80, 0.07293 387.10, 0.07671 383.20, 0.08153 380.20, 0.08678 377.20, 0.09302 374.50, 0.09864 371.50, 0.10607 370.90, 0.10945 369.70, 0.11272 368.80, 0.11605 367.90, 0.11987 366.70, 0.12364 365.50, 0.12791 364.00, 0.13197 363.10, 0.13602 361.90, 0.14159 360.60, 0.14716 359.40, 0.15223 358.80, 0.15576 358.20, 0.15980 357.30, 0.16385 356.70, 0.16838 355.80, 0.17393 354.90, 0.17848 353.70, 0.18404 353.00, 0.18908 352.10, 0.19413 351.20, 0.19991 350.30, 0.20482 349.70, 0.20908 348.20, 0.21875 347.30, 0.22416 346.70, 0.22842 345.70, 0.23437 345.10, 0.24064 344.20, 0.24749 343.60, 0.25251 342.70, 0.26052 341.80, 0.26604 340.50, 0.27756 339.60, 0.28358 338.70, 0.28960 337.80, 0.29562 336.60, 0.30165 336.00, 0.30666 335.00, 0.31218 334.40, 0.31719 333.50, 0.32271 332.90, 0.32722 332.00, 0.33327 331.10, 0.33894 330.50, 0.34555 329.80, 0.35118 328.60, 0.36340 327.70, 0.36807 327.10, 0.37768 326.10, 0.38536 325.20, 0.39053 324.60, 0.39465 323.70, 0.40231 323.10, 0.40693 322.50, 0.41204 321.50, 0.42072 320.60, 0.42839 319.70, 0.43564 319.10, 0.43986 318.20, 0.44619 317.00, 0.45363 316.40, 0.45884 315.70, 0.46460 314.80, 0.46943 314.20, 0.47514 313.60, 0.48186 313.00, 0.48608 311.80, 0.49451 311.10, 0.50077 310.50, 0.50711 309.90, 0.51245 309.00, 0.51947 308.10, 0.52549 306.50, 0.53841 305.30, 0.54960 304.40, 0.55911 303.80, 0.56418 302.80, 0.57664 301.90, 0.58699 301.30, 0.59406 300.70, 0.60063 300.10, 0.60621 299.40, 0.61215 298.80, 0.61839 298.20, 0.62413 297.60, 0.63037 296.70, 0.63722 296.10, 0.64446 295.40, 0.65024 294.50, 0.66109 293.60, 0.67045 293.00, 0.67619 292.30, 0.68896 291.10, 0.70292 290.40, 0.71518 289.80, 0.72041 288.90, 0.73324 288.30, 0.73946 287.60, 0.74922 287.00, 0.75595 286.40, 0.76567 285.80, 0.77439 285.10, 0.79414 284.50, 0.80036 283.80, 0.81212 283.20, 0.82483 282.60, 0.83355 281.90, 0.84331 281.30, 0.85254 280.70, 0.86275 280.10, 0.87138 279.50, 0.90727 278.90, 0.92170 278.20, 0.93262 277.50, 0.95751 276.60, 0.97440 275.30, 1.00374 273.30, 1.04449 271.70, 1.09227 270.30, 1.14706 268.60, 1.19283 266.70, 1.23697 264.60, 1.30672 255.20, 1.66358