Euclase, GRR 557, Miami area, Zimbawbe (Rhodesia) 0.513 mm, E|| alpha, dark blue zone, 3/20/82 Room Temp 1984.4, -.0076 1953.1, -.01 1923.2, -.009 1887.3, -.006 1848.2, .001 1827.3, .004 1803.3, .009 1771.7, .017 1753., .022 1734.2, .025 1713.9, .03 1697.4, .036 1686.8, .04 1677.8, .042 1666.4, .048 1653.6, .054 1639.3, .058 1625., .062 1583.6, .078 1562.4, .088 1542.8, .097 1525.4, .107 1503.5, .117 1486.8, .125 1474., .132 1456.6, .138 1445.3, .143 1439.2, .147 1436.1, .152 1433.7, .159 1432.6, .17 1431.4, .189 1430.9, .209 1429.9, .222 1429.2, .216 1428.1, .204 1427., .187 1426., .167 1424., .158 1418.1, .156 1413.5, .159 1409., .161 1402.9, .164 1399.1, .167 1396., .171 1394.2, .182 1393.2, .192 1391.9, .184 1390.6, .176 1387.7, .171 1385.5, .171 1383.2, .173 1380.9, .173 1377.2, .17 1373.5, .169 1366.8, .173 1360., .177 1352.5, .18 1344.2, .183 1335.1, .187 1329.9, .189 1323.8, .192 1317.8, .195 1313.3, .195 1308.1, .194 1303.7, .193 1291., .191 1279.8, .193 1250.6, .199 1242.3, .201 1228.1, .202 1213.3, .2 1200.7, .196 1173.2, .19 1156.9, .185 1131.8, .178 1117.7, .171 1103.7, .165 1083., .159 1065.2, .155 1053.3, .152 1046.6, .151 1038.4, .151 1029.5, .152 1018.2, .153 1006.1, .158 993.2, .167 975.6, .183 962.5, .201 943.8, .231 931.3, .256 918.5, .288 904.3, .32 892.3, .354 879.7, .38 867.8, .407 858.3, .431 848.2, .446 839.7, .458 826., .469 819.1, .474 809.3, .478 801., .482 791.2, .486 779.8, .493 769.2, .502 762.3, .511 752.2, .526 744.3, .545 734.1, .564 727.7, .581 718.1, .609 709.9, .636 702.6, .66 694.5, .682 686.6, .702 678.7, .719 674., .729 667.1, .735 662.5, .738 655.8, .738 652.1, .736 649.2, .733 646.2, .729 644.1, .725 640.6, .716 632.9, .693 625.4, .662 618.7, .631 614.1, .605 608.9, .576 603., .54 597.2, .504 590., .46 585.1, .42 579.9, .387 574.7, .354 568.2, .314 563., .284 556.3, .251 547.6, .209 539.4, .176 531.9, .147 525.6, .128 519.3, .112 512.3, .091 505.9, .076 501.6, .068 497.2, .061 490., .051 482.7, .041 478.4, .036 472.5, .03 468.8, .027 462.9, .025 460., .023 454.1, .021 448.8, .022 446.5, .024 444.9, .026 441.9, .028 439.7, .029 435.2, .029 433.7, .029 431.5, .028 428.5, .026 426.4, .024 424.9, .024 423.4, .023 421.2, .023 413., .022 411.5, .02 398.1, .019 392.9, .019 389.9, .019 386.8, .021 384.6, .023 380.8, .026 376.2, .029 371.6, .034 367.8, .038 364.7, .041 362.4, .043