Amblygonite, Brazil, pale green, possiblly treated 12.05 mm, pol #1 1710.9, 0.78591 1708.5, 0.80742 1706.2, 0.78976 1703.9, 0.79456 1701.6, 0.81856 1699.2, 0.84035 1696.9, 0.84937 1694.6, 0.84713 1692.3, 0.83978 1690.0, 0.87748 1687.6, 0.87152 1685.3, 0.86925 1683.0, 0.87806 1680.7, 0.88456 1678.3, 0.88571 1676.0, 0.90281 1673.7, 0.92919 1671.4, 0.92507 1669.0, 0.95684 1666.7, 0.96566 1664.4, 0.94599 1662.1, 0.99119 1659.7, 0.99231 1657.4, 1.00148 1655.1, 1.03149 1652.8, 1.01639 1650.4, 1.07343 1648.1, 1.08045 1645.8, 1.07910 1643.5, 1.10240 1641.1, 1.11448 1638.8, 1.13568 1636.5, 1.11486 1634.2, 1.14739 1631.8, 1.13922 1629.5, 1.16827 1627.2, 1.15832 1624.8, 1.19808 1622.5, 1.20450 1620.2, 1.21800 1617.9, 1.23450 1615.5, 1.24913 1613.2, 1.29184 1610.9, 1.28780 1608.5, 1.31372 1606.2, 1.28538 1603.9, 1.33810 1601.5, 1.30929 1599.2, 1.33530 1596.9, 1.34884 1594.6, 1.37522 1592.2, 1.36971 1589.9, 1.41246 1587.6, 1.40254 1585.2, 1.43749 1582.9, 1.45834 1580.6, 1.48551 1578.2, 1.53430 1575.9, 1.54117 1573.6, 1.56473 1571.2, 1.60433 1568.9, 1.60042 1566.6, 1.61941 1564.2, 1.64385 1561.9, 1.69360 1559.6, 1.74739 1557.2, 1.77536 1554.9, 1.84670 1552.6, 1.90818 1550.2, 1.95644 1547.9, 1.98096 1545.6, 2.03829 1543.2, 2.04060 1540.9, 2.01496 1538.6, 2.04551 1536.2, 2.03411 1533.9, 2.03078 1531.6, 2.01966 1529.2, 1.99733 1526.9, 1.98862 1524.6, 1.97716 1522.2, 1.93844 1519.9, 1.92021 1517.5, 1.91534 1515.2, 1.86696 1512.9, 1.80979 1510.5, 1.75700 1508.2, 1.72853 1505.9, 1.64534 1503.5, 1.59430 1501.2, 1.53876 1498.8, 1.48867 1496.5, 1.43029 1494.2, 1.37721 1491.8, 1.34021 1489.5, 1.30649 1487.1, 1.29907 1484.8, 1.28763 1482.5, 1.31683 1480.1, 1.32718 1477.8, 1.32553 1475.4, 1.30648 1473.1, 1.24440 1470.8, 1.17547 1468.4, 1.12360 1466.1, 1.08914 1463.7, 1.05865 1461.4, 1.00339 1459.1, 1.00535 1456.7, 0.93304 1454.4, 0.92542 1452.0, 0.92603 1449.7, 0.92267 1447.4, 0.90893 1445.0, 0.90541 1442.7, 0.90896 1440.3, 0.90046 1438.0, 0.87053 1435.6, 0.83830 1433.3, 0.84222 1430.9, 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1282.9, 0.70288 1280.6, 0.71646 1278.2, 0.71108 1276.3, 0.68053 1273.9, 0.71181 1271.6, 0.68818 1269.2, 0.68152 1266.9, 0.67092 1264.5, 0.65995 1262.2, 0.66803 1259.8, 0.66561 1257.5, 0.68857 1255.1, 0.68616 1252.8, 0.69046 1250.4, 0.68315 1248.0, 0.67785 1245.7, 0.67373 1243.3, 0.68791 1241.0, 0.68294 1238.6, 0.68391 1236.3, 0.66851 1233.9, 0.67165 1231.6, 0.65741 1229.2, 0.67320 1226.8, 0.66317 1224.5, 0.66184 1222.1, 0.64923 1219.8, 0.65360 1217.4, 0.63757 1215.1, 0.64439 1212.7, 0.64700 1210.4, 0.66046 1208.0, 0.67571 1205.6, 0.67188 1203.3, 0.66220 1200.9, 0.66637 1198.6, 0.67414 1196.2, 0.67054 1193.8, 0.67895 1191.5, 0.67170 1189.1, 0.67405 1186.8, 0.69202 1184.4, 0.67900 1182.0, 0.65672 1179.7, 0.66601 1177.3, 0.66200 1175.0, 0.67020 1172.6, 0.67017 1170.2, 0.66266 1167.9, 0.66695 1165.5, 0.67167 1163.2, 0.66621 1160.8, 0.67248 1158.4, 0.67316 1156.1, 0.69097 1153.7, 0.67296 1151.3, 0.67363 1149.0, 0.67592 1146.6, 0.66385 1144.3, 0.66691 1141.9, 0.66514 1139.5, 0.65637 1137.2, 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994.7, 0.68110 993.5, 0.67895 992.3, 0.67939 991.1, 0.68110 989.9, 0.67714 988.7, 0.67393 987.5, 0.67526 986.4, 0.67586 985.2, 0.68002 984.0, 0.68025 982.8, 0.67914 981.6, 0.67880 980.4, 0.67920 979.2, 0.67780 978.1, 0.68000 976.9, 0.67883 975.7, 0.67911 974.5, 0.67894 973.3, 0.67882 972.1, 0.67582 970.9, 0.67560 969.8, 0.67737 968.6, 0.67900 967.4, 0.67746 966.2, 0.67758 965.0, 0.67893 963.8, 0.67772 962.6, 0.67756 961.5, 0.67675 960.3, 0.67743 959.1, 0.67766 957.9, 0.67962 956.7, 0.67874 955.5, 0.67800 954.3, 0.67879 953.1, 0.67949 952.0, 0.67730 950.8, 0.67910 949.6, 0.67854 948.4, 0.67636 947.2, 0.67853 946.0, 0.67601 944.8, 0.67919 943.7, 0.67961 942.5, 0.68058 941.3, 0.67836 940.1, 0.67819 938.9, 0.67990 937.7, 0.67735 936.5, 0.67829 935.3, 0.67930 934.2, 0.67918 933.0, 0.68027 931.8, 0.67996 930.6, 0.68027 929.4, 0.68321 928.2, 0.67997 927.0, 0.67982 925.8, 0.68157 924.7, 0.67988 923.5, 0.68009 922.3, 0.67665 921.1, 0.67589 919.9, 0.67740 918.7, 0.67936 917.5, 0.67534 916.3, 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836.6, 0.67796 835.4, 0.67511 834.3, 0.67644 833.1, 0.67522 831.9, 0.67300 830.7, 0.67574 829.5, 0.67678 828.3, 0.67525 827.1, 0.67543 825.9, 0.67793 824.7, 0.67496 823.5, 0.67705 822.3, 0.67584 821.1, 0.67500 820.0, 0.67643 818.8, 0.67434 817.6, 0.67551 816.4, 0.67601 815.2, 0.67944 814.0, 0.67848 812.8, 0.67676 811.6, 0.67800 810.4, 0.67534 809.2, 0.67361 808.0, 0.67384 806.8, 0.67685 805.7, 0.67469 804.5, 0.67470 803.3, 0.67718 802.1, 0.67431 800.9, 0.67589 799.7, 0.67646 798.5, 0.67593 797.3, 0.67624 796.1, 0.67387 794.9, 0.67426 793.7, 0.67582 792.5, 0.67627 791.3, 0.67642 790.2, 0.67601 789.0, 0.67528 787.8, 0.67624 786.6, 0.67452 785.4, 0.67614 784.2, 0.67651 783.0, 0.67512 781.8, 0.67502 780.6, 0.67593 779.4, 0.67600 778.2, 0.67392 777.0, 0.67367 775.8, 0.67297 774.6, 0.67354 773.5, 0.67391 772.3, 0.67537 771.1, 0.67402 769.9, 0.67517 768.7, 0.67459 767.5, 0.67376 766.3, 0.67279 765.1, 0.67303 763.9, 0.67307 762.7, 0.67441 761.5, 0.67459 760.3, 0.67571 759.1, 0.67469 757.9, 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677.9, 0.68592 676.7, 0.68459 675.5, 0.68606 674.3, 0.68800 673.1, 0.68796 671.9, 0.68812 670.7, 0.68940 669.5, 0.68880 668.3, 0.69068 667.1, 0.69311 665.9, 0.69303 664.7, 0.69286 663.5, 0.69449 662.3, 0.69491 661.1, 0.69694 659.9, 0.69857 658.7, 0.69857 657.5, 0.69896 656.3, 0.70051 655.1, 0.70114 653.9, 0.70212 652.7, 0.70330 651.5, 0.70462 650.3, 0.70789 649.1, 0.70930 647.9, 0.70946 646.7, 0.71102 645.5, 0.71236 644.3, 0.71420 643.2, 0.71584 642.0, 0.71919 640.8, 0.71973 639.6, 0.72221 638.4, 0.72315 637.2, 0.72318 636.0, 0.72488 634.8, 0.72568 633.6, 0.72777 632.4, 0.73108 631.2, 0.73211 630.0, 0.73396 628.8, 0.73650 627.6, 0.73871 626.4, 0.74006 625.2, 0.74144 624.0, 0.74364 622.8, 0.74655 621.6, 0.74717 620.4, 0.74802 619.2, 0.75053 618.0, 0.75191 616.8, 0.75293 615.6, 0.75540 614.4, 0.75681 613.2, 0.75723 612.0, 0.75978 610.8, 0.76242 609.6, 0.76521 608.4, 0.76596 607.2, 0.76696 606.0, 0.76957 604.8, 0.77053 604.1, 0.77146 602.9, 0.77315 601.7, 0.77464 600.5, 0.77518 599.3, 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