Natrolite, Dutoitspan, South Africa (Cambridge Univ collection No. 193466, from Prof. G. Artioli Raman Spectrum, ab-orientation, from Boris Kolesov 90.4, 1049. 91.6, 1218. 92.7, 1428. 93.9, 1596. 95., 1810. 96.2, 1820. 97.4, 1550. 98.5, 1318. 99.7, 1182. 100.8, 1030. 102., 1346. 103.1, 1530. 104.3, 1512. 105.4, 1804. 106.6, 1874. 107.8, 1953. 108.9, 2067. 110.1, 2554. 111.2, 2382. 112.4, 2085. 113.5, 2029. 114.7, 2116. 115.8, 2560. 117., 3492. 118.1, 4364. 119.3, 4699. 120.5, 4454. 121.6, 4457. 122.8, 4066. 123.9, 4388. 125.1, 5433. 126.2, 6709. 127.4, 6745. 128.5, 5810. 129.7, 4532. 130.8, 3363. 132., 2904. 133.1, 3058. 134.3, 3478. 135.4, 4048. 136.6, 5099. 137.8, 6563. 138.9, 8467. 140.1, 10383. 141.2, 11697. 142.4, 11519. 143.5, 10356. 144.7, 8811. 145.8, 7374. 147., 5658. 148.1, 4516. 149.3, 4235. 150.4, 3745. 151.6, 3595. 152.7, 3696. 153.9, 3758. 155., 4283. 156.2, 4855. 157.3, 6118. 158.5, 7308. 159.6, 8725. 160.8, 10151. 161.9, 10907. 163.1, 11815. 164.2, 12634. 165.4, 14546. 166.5, 17698. 167.7, 22302. 168.8, 28187. 170., 32378. 171.1, 32586. 172.2, 29905. 173.4, 24314. 174.5, 19973. 175.7, 16236. 176.8, 15058. 178., 14811. 179.1, 16668. 180.3, 19753. 181.4, 24367. 182.6, 28190. 183.7, 30706. 184.9, 29762. 186., 26292. 187.2, 21600. 188.3, 16457. 189.5, 12689. 190.6, 9448. 191.7, 7079. 192.9, 5778. 194., 4618. 195.2, 4023. 196.3, 3434. 197.5, 3222. 198.6, 2897. 199.8, 2824. 200.9, 3080. 202.1, 3182. 203.2, 3518. 204.3, 3712. 205.5, 3912. 206.6, 3993. 207.8, 4190. 208.9, 4872. 210.1, 5387. 211.2, 5164. 212.3, 4526. 213.5, 3574. 214.6, 2593. 215.8, 2024. 216.9, 1702. 218.1, 1417. 219.2, 1084. 220.3, 974. 221.5, 901. 222.6, 832. 223.8, 683. 224.9, 594. 226.1, 482. 227.2, 421. 228.3, 506. 229.5, 507. 230.6, 554. 231.8, 566. 232.9, 621. 234., 735. 235.2, 801. 236.3, 1008. 237.5, 1270. 238.6, 1457. 239.8, 1429. 240.9, 1116. 242., 866. 243.2, 797. 244.3, 444. 245.5, 417. 246.6, 492. 247.7, 485. 248.9, 403. 250., 440. 251.1, 342. 252.3, 402. 253.4, 439. 254.6, 422. 255.7, 386. 256.8, 405. 258., 405. 259.1, 392. 260.3, 411. 261.4, 486. 262.5, 618. 263.7, 607. 264.8, 651. 265.9, 692. 267.1, 830. 268.2, 829. 269.4, 929. 270.5, 974. 271.6, 870. 272.8, 876. 273.9, 733. 275., 789. 276.2, 657. 277.3, 549. 278.4, 648. 279.6, 527. 280.7, 482. 281.9, 539. 283., 551. 284.1, 524. 285.3, 649. 286.4, 563. 287.5, 410. 288.7, 652. 289.8, 525. 290.9, 603. 292.1, 484. 293.2, 524. 294.3, 554. 295.5, 606. 296.6, 765. 297.7, 773. 298.9, 882. 300., 1113. 301.1, 1212. 302.3, 1610. 303.4, 1555. 304.5, 1456. 305.7, 1190. 306.8, 1132. 307.9, 938. 309.1, 695. 310.2, 686. 311.3, 662. 312.5, 622. 313.6, 733. 314.7, 758. 315.9, 904. 317., 894. 318.1, 962. 319.3, 841. 320.4, 871. 321.5, 826. 322.7, 943. 323.8, 822. 324.9, 1024. 326., 1077. 327.2, 1199. 328.3, 1299. 329.4, 1458. 330.6, 1699. 331.7, 1716. 332.8, 1937. 334., 1782. 335.1, 1612. 336.2, 1313. 337.3, 1056. 338.5, 915. 339.6, 728. 340.7, 621. 341.9, 627. 343., 644. 344.1, 570. 345.3, 604. 346.4, 587. 347.5, 684. 348.6, 691. 349.8, 705. 350.9, 672. 352., 781. 353.1, 818. 354.3, 1012. 355.4, 969. 356.5, 836. 357.7, 1033. 358.8, 1003. 359.9, 708. 361., 840. 362.2, 703. 363.3, 718. 364.4, 542. 365.5, 576. 366.7, 551. 367.8, 627. 368.9, 538. 370., 483. 371.2, 498. 372.3, 386. 373.4, 515. 374.5, 577. 375.7, 566. 376.8, 458. 377.9, 429. 379., 480. 380.2, 452. 381.3, 569. 382.4, 351. 383.5, 531. 384.7, 497. 385.8, 526. 386.9, 580. 388., 607. 389.2, 638. 390.3, 681. 391.4, 569. 392.5, 535. 393.7, 604. 394.8, 640. 395.9, 721. 397., 738. 398.1, 1044. 399.3, 1231. 400.4, 1348. 401.5, 1820. 402.6, 1952. 403.8, 2534. 404.9, 2823. 406., 3275. 407.1, 3788. 408.2, 3953. 409.4, 3600. 410.5, 3184. 411.6, 2520. 412.7, 2192. 413.9, 1861. 415., 1518. 416.1, 1530. 417.2, 1203. 418.3, 1090. 419.5, 1251. 420.6, 1223. 421.7, 1100. 422.8, 1229. 423.9, 1248. 425.1, 1325. 426.2, 1464. 427.3, 1707. 428.4, 2138. 429.5, 2246. 430.7, 2647. 431.8, 2830. 432.9, 3046. 434., 3227. 435.1, 3032. 436.2, 3110. 437.4, 3031. 438.5, 3155. 439.6, 3140. 440.7, 3172. 441.8, 3592. 443., 3920. 444.1, 4033. 445.2, 4118. 446.3, 3852. 447.4, 3433. 448.5, 3011. 449.7, 2624. 450.8, 2025. 451.9, 1959. 453., 1416. 454.1, 1243. 455.2, 1188. 456.4, 1128. 457.5, 1103. 458.6, 1060. 459.7, 883. 460.8, 874. 461.9, 1018. 463., 920. 464.2, 1018. 465.3, 1063. 466.4, 1060. 467.5, 1165. 468.6, 1008. 469.7, 1262. 470.9, 1171. 472., 1344. 473.1, 1411. 474.2, 1499. 475.3, 1824. 476.4, 1964. 477.5, 2151. 478.7, 2214. 479.8, 2507. 480.9, 2966. 482., 3348. 483.1, 3897. 484.2, 4517. 485.3, 5098. 486.4, 5811. 487.6, 6473. 488.7, 7031. 489.8, 7030. 490.9, 7240. 492., 6884. 493.1, 6346. 494.2, 5816. 495.3, 5190. 496.5, 4703. 497.6, 4258. 498.7, 3809. 499.8, 3454. 500.9, 3198. 502., 3038. 503.1, 2696. 504.2, 2537. 505.3, 2332. 506.5, 2225. 507.6, 2214. 508.7, 2068. 509.8, 1832. 510.9, 1819. 512., 1831. 513.1, 1756. 514.2, 1897. 515.3, 1987. 516.4, 1910. 517.6, 2047. 518.7, 2000. 519.8, 2301. 520.9, 2316. 522., 2466. 523.1, 2982. 524.2, 3316. 525.3, 4171. 526.4, 4914. 527.5, 5812. 528.6, 6582. 529.7, 6982. 530.9, 6593. 532., 6372. 533.1, 5627. 534.2, 5010. 535.3, 4306. 536.4, 3814. 537.5, 3325. 538.6, 3090. 539.7, 2958. 540.8, 2642. 541.9, 2702. 543., 2530. 544.1, 2506. 545.2, 2299. 546.4, 2253. 547.5, 2072. 548.6, 1944. 549.7, 1805. 550.8, 1849. 551.9, 1641. 553., 1567. 554.1, 1321. 555.2, 1212. 556.3, 1185. 557.4, 1113. 558.5, 1217. 559.6, 1324. 560.7, 1099. 561.8, 1218. 562.9, 1056. 564., 1200. 565.1, 1062. 566.2, 1173. 567.3, 1107. 568.4, 1217. 569.6, 1245. 570.7, 1285. 571.8, 1322. 572.9, 1389. 574., 1658. 575.1, 1614. 576.2, 1681. 577.3, 1756. 578.4, 2026. 579.5, 2044. 580.6, 2365. 581.7, 2391. 582.8, 2420. 583.9, 2262. 585., 2075. 586.1, 1866. 587.2, 1758. 588.3, 1670. 589.4, 1411. 590.5, 1410. 591.6, 1222. 592.7, 1290. 593.8, 1171. 594.9, 1161. 596., 1144. 597.1, 1139. 598.2, 954. 599.3, 974. 600.4, 1070. 601.5, 996. 602.6, 1028. 603.7, 982. 604.8, 828. 605.9, 876. 607., 861. 608.1, 849. 609.2, 972. 610.3, 815. 611.4, 900. 612.5, 960. 613.6, 929. 614.7, 906. 615.8, 787. 616.9, 1023. 618., 942. 619.1, 1028. 620.2, 1164. 621.3, 933. 622.4, 907. 623.5, 940. 624.6, 1072. 625.7, 1259. 626.8, 1110. 627.9, 1187. 629., 1193. 630.1, 1173. 631.2, 1178. 632.3, 1310. 633.3, 1287. 634.4, 1253. 635.5, 1098. 636.6, 1258. 637.7, 1200. 638.8, 1058. 639.9, 980. 641., 1014. 642.1, 983. 643.2, 1062. 644.3, 968. 645.4, 865. 646.5, 1041. 647.6, 932. 648.7, 956. 649.8, 1106. 650.9, 1036. 652., 1010. 653.1, 931. 654.2, 876. 655.3, 1014. 656.3, 891. 657.4, 1015. 658.5, 1090. 659.6, 980. 660.7, 913. 661.8, 868. 662.9, 1077. 664., 930. 665.1, 889. 666.2, 900. 667.3, 910. 668.4, 889. 669.5, 944. 670.6, 853. 671.7, 902. 672.7, 936. 673.8, 946. 674.9, 982. 676., 1039. 677.1, 954. 678.2, 1102. 679.3, 1132. 680.4, 1176. 681.5, 1024. 682.6, 1095. 683.7, 1239. 684.7, 1126. 685.8, 1111. 686.9, 1130. 688., 1329. 689.1, 1312. 690.2, 1393. 691.3, 1440. 692.4, 1509. 693.5, 1458. 694.6, 1614. 695.7, 1745. 696.7, 1671. 697.8, 1988. 698.9, 2158. 700., 2184. 701.1, 2276. 702.2, 2454. 703.3, 2492. 704.4, 2511. 705.5, 2542. 706.5, 2489. 707.6, 2448. 708.7, 2259. 709.8, 2118. 710.9, 2152. 712., 1846. 713.1, 1763. 714.2, 1560. 715.2, 1570. 716.3, 1548. 717.4, 1544. 718.5, 1390. 719.6, 1466. 720.7, 1361. 721.8, 1420. 722.9, 1270. 723.9, 1253. 725., 1293. 726.1, 1229. 727.2, 1073. 728.3, 1114. 729.4, 1025. 730.5, 1047. 731.5, 979. 732.6, 909. 733.7, 876. 734.8, 744. 735.9, 829. 737., 778. 738.1, 896. 739.1, 875. 740.2, 692. 741.3, 625. 742.4, 768. 743.5, 828. 744.6, 635. 745.6, 765. 746.7, 733. 747.8, 922. 748.9, 848. 750., 925. 751.1, 773. 752.1, 711. 753.2, 813. 754.3, 741. 755.4, 898. 756.5, 815. 757.6, 685. 758.6, 716. 759.7, 859. 760.8, 866. 761.9, 765. 763., 704. 764.1, 776. 765.1, 778. 766.2, 771. 767.3, 816. 768.4, 774. 769.5, 803. 770.5, 718. 771.6, 689. 772.7, 748. 773.8, 651. 774.9, 749. 776., 739. 777., 755. 778.1, 694. 779.2, 720. 780.3, 802. 781.4, 676. 782.4, 738. 783.5, 890. 784.6, 554. 785.7, 703. 786.8, 746. 787.8, 596. 788.9, 764. 790., 843. 791.1, 743. 792.1, 720. 793.2, 695. 794.3, 740. 795.4, 736. 796.5, 698. 797.5, 792. 798.6, 785. 799.7, 774. 800.8, 865. 801.9, 707. 802.9, 722. 804., 709. 805.1, 717. 806.2, 816. 807.2, 822. 808.3, 720. 809.4, 804. 810.5, 818. 811.6, 824. 812.6, 804. 813.7, 723. 814.8, 738. 815.9, 674. 816.9, 780. 818., 797. 819.1, 732. 820.2, 798. 821.2, 907. 822.3, 858. 823.4, 755. 824.5, 922. 825.5, 762. 826.6, 755. 827.7, 732. 828.8, 730. 829.8, 663. 830.9, 760. 832., 702. 833.1, 821. 834.1, 753. 835.2, 770. 836.3, 766. 837.4, 659. 838.4, 861. 839.5, 828. 840.6, 842. 841.7, 678. 842.7, 684. 843.8, 750. 844.9, 684. 846., 667. 847., 714. 848.1, 798. 849.2, 770. 850.2, 790. 851.3, 764. 852.4, 733. 853.5, 614. 854.5, 761. 855.6, 825. 856.7, 711. 857.7, 842. 858.8, 732. 859.9, 778. 861., 699. 862., 715. 863.1, 747. 864.2, 831. 865.2, 704. 866.3, 833. 867.4, 771. 868.5, 828. 869.5, 674. 870.6, 747. 871.7, 884. 872.7, 625. 873.8, 735. 874.9, 840. 876., 765. 877., 694. 878.1, 854. 879.2, 715. 880.2, 750. 881.3, 750. 882.4, 538. 883.4, 888. 884.5, 770. 885.6, 798. 886.6, 718. 887.7, 796. 888.8, 667. 889.8, 821. 890.9, 736. 892., 708. 893.1, 789. 894.1, 842. 895.2, 936. 896.3, 770. 897.3, 918. 898.4, 760. 899.5, 828. 900.5, 748. 901.6, 752. 902.7, 870. 903.7, 798. 904.8, 802. 905.9, 805. 906.9, 844. 908., 858. 909.1, 846. 910.1, 812. 911.2, 792. 912.3, 791. 913.3, 839. 914.4, 801. 915.5, 768. 916.5, 937. 917.6, 907. 918.7, 832. 919.7, 889. 920.8, 864. 921.8, 686. 922.9, 760. 924., 880. 925., 867. 926.1, 911. 927.2, 896. 928.2, 855. 929.3, 872. 930.4, 962. 931.4, 841. 932.5, 818. 933.6, 982. 934.6, 985. 935.7, 979. 936.7, 919. 937.8, 866. 938.9, 914. 939.9, 943. 941., 952. 942.1, 803. 943.1, 828. 944.2, 949. 945.2, 892. 946.3, 796. 947.4, 922. 948.4, 1114. 949.5, 1141. 950.6, 1182. 951.6, 1068. 952.7, 948. 953.7, 1049. 954.8, 1171. 955.9, 1223. 956.9, 1239. 958., 1116. 959., 1334. 960.1, 1420. 961.2, 1533. 962.2, 1438. 963.3, 1651. 964.3, 1771. 965.4, 1716. 966.5, 1588. 967.5, 1516. 968.6, 1547. 969.6, 1416. 970.7, 1346. 971.8, 1325. 972.8, 1186. 973.9, 1267. 974.9, 1205. 976., 1274. 977.1, 1231. 978.1, 1335. 979.2, 1245. 980.2, 1299. 981.3, 1114. 982.4, 1373. 983.4, 1216. 984.5, 1356. 985.5, 1220. 986.6, 1296. 987.6, 1381. 988.7, 1463. 989.8, 1360. 990.8, 1534. 991.9, 1661. 992.9, 1502. 994., 1632. 995., 1561. 996.1, 1408. 997.2, 1430. 998.2, 1428. 999.3, 1375. 1000.3, 1364. 1001.4, 1234. 1002.4, 1317. 1003.5, 1334. 1004.6, 1365. 1005.6, 1357. 1006.7, 1365. 1007.7, 1096. 1008.8, 1370. 1009.8, 1174. 1010.9, 1267. 1011.9, 1218. 1013., 1343. 1014., 1346. 1015.1, 1381. 1016.2, 1464. 1017.2, 1714. 1018.3, 1831. 1019.3, 1880. 1020.4, 2320. 1021.4, 2530. 1022.5, 2714. 1023.5, 2590. 1024.6, 2481. 1025.6, 2180. 1026.7, 2051. 1027.8, 1831. 1028.8, 1644. 1029.9, 1596. 1030.9, 1645. 1032., 1354. 1033., 1423. 1034.1, 1313. 1035.1, 1288. 1036.2, 1417. 1037.2, 1413. 1038.3, 1384. 1039.3, 1348. 1040.4, 1400. 1041.4, 1450. 1042.5, 1381. 1043.5, 1250. 1044.6, 1387. 1045.6, 1438. 1046.7, 1367. 1047.7, 1321. 1048.8, 1192. 1049.8, 1436. 1050.9, 1498. 1051.9, 1439. 1053., 1605. 1054., 1576. 1055.1, 1416. 1056.2, 1525. 1057.2, 1554. 1058.3, 1635. 1059.3, 1773. 1060.4, 1854. 1061.4, 2069. 1062.4, 2133. 1063.5, 2238. 1064.5, 2475. 1065.6, 2677. 1066.6, 2725. 1067.7, 3169. 1068.7, 3258. 1069.8, 3501. 1070.8, 3535. 1071.9, 3361. 1072.9, 3246. 1074., 3176. 1075., 3409. 1076.1, 3549. 1077.1, 3631. 1078.2, 3695. 1079.2, 3902. 1080.3, 4405. 1081.3, 4855. 1082.4, 5609. 1083.4, 6552. 1084.5, 7248. 1085.5, 8110. 1086.6, 8740. 1087.6, 9014. 1088.7, 8874. 1089.7, 8274. 1090.7, 7316. 1091.8, 6448. 1092.8, 5650. 1093.9, 4766. 1094.9, 4295. 1096., 3702. 1097., 3182. 1098.1, 3039. 1099.1, 2596. 1100.2, 2471. 1101.2, 2194. 1102.3, 2042. 1103.3, 1972. 1104.3, 1836. 1105.4, 1662. 1106.4, 1672. 1107.5, 1525. 1108.5, 1492. 1109.6, 1534. 1110.6, 1380. 1111.7, 1418. 1112.7, 1297. 1113.7, 1333. 1114.8, 1412. 1115.8, 1203. 1116.9, 1340. 1117.9, 1276. 1119., 1228. 1120., 1333. 1121., 1133. 1122.1, 1134. 1123.1, 1221. 1124.2, 1044. 1125.2, 1092. 1126.3, 983. 1127.3, 1046. 1128.3, 1157. 1129.4, 1042. 1130.4, 1148. 1131.5, 1110. 1132.5, 1062. 1133.6, 1104. 1134.6, 958. 1135.6, 1091. 1136.7, 912. 1137.7, 1037. 1138.8, 1017. 1139.8, 1033. 1140.9, 981. 1141.9, 1040. 1142.9, 963. 1144., 932. 1145., 926. 1146.1, 1044. 1147.1, 967. 1148.1, 1015. 1149.2, 951. 1150.2, 1040. 1151.3, 902. 1152.3, 922. 1153.3, 915. 1154.4, 955. 1155.4, 956. 1156.5, 1038. 1157.5, 848. 1158.5, 956. 1159.6, 922. 1160.6, 1043. 1161.7, 855. 1162.7, 826. 1163.7, 891. 1164.8, 955. 1165.8, 907. 1166.8, 941. 1167.9, 985. 1168.9, 933. 1170., 965. 1171., 986. 1172., 971. 1173.1, 1012. 1174.1, 1014. 1175.1, 904. 1176.2, 900. 1177.2, 954. 1178.3, 995. 1179.3, 973. 1180.3, 907. 1181.4, 878. 1182.4, 962. 1183.4, 1006. 1184.5, 983. 1185.5, 1040. 1186.6, 956. 1187.6, 935. 1188.6, 999. 1189.7, 944. 1190.7, 830. 1191.7, 948. 1192.8, 930. 1193.8, 1092. 1194.8, 966. 1195.9, 884. 1196.9, 799. 1197.9, 950. 1199., 870. 1200., 893. 1201., 926. 1202.1, 1002. 1203.1, 1016. 1204.2, 1091. 1205.2, 996. 1206.2, 972. 1207.3, 1060. 1208.3, 842. 1209.3, 954. 1210.4, 972. 1211.4, 956. 1212.4, 968. 1213.5, 1022. 1214.5, 966. 1215.5, 985. 1216.6, 877. 1217.6, 971. 1218.6, 990. 1219.7, 1033. 1220.7, 1048. 1221.7, 992. 1222.8, 910. 1223.8, 1113. 1224.8, 1032. 1225.8, 884. 1226.9, 1010. 1227.9, 1009. 1228.9, 836. 1230., 1041. 1231., 1064. 1232., 1102. 1233.1, 1008. 1234.1, 973. 1235.1, 926. 1236.2, 958. 1237.2, 1073. 1238.2, 1048. 1239.3, 1059. 1240.3, 876. 1241.3, 996. 1242.3, 963. 1243.4, 983. 1244.4, 1066. 1245.4, 948. 1246.5, 1009. 1247.5, 1096. 1248.5, 1035. 1249.6, 988. 1250.6, 1045. 1251.6, 926. 1252.6, 1049. 1253.7, 1123. 1254.7, 1028. 1255.7, 1137. 1256.8, 956. 1257.8, 1016. 1258.8, 871. 1259.8, 1080. 1260.9, 978. 1261.9, 1060. 1262.9, 1135. 1264., 1055. 1265., 1069. 1266., 925. 1267., 1058. 1268.1, 1054. 1269.1, 1147. 1270.1, 1054. 1271.1, 1056. 1272.2, 1219. 1273.2, 1106. 1274.2, 1108. 1275.3, 1180. 1276.3, 1022. 1277.3, 990. 1278.3, 1062. 1279.4, 1036. 1280.4, 1129. 1281.4, 1190. 1282.4, 1162. 1283.5, 1095. 1284.5, 1112. 1285.5, 1069. 1286.5, 1231. 1287.6, 1165. 1288.6, 1112. 1289.6, 1099. 1290.6, 1239. 1291.7, 1122. 1292.7, 1119. 1293.7, 1094. 1294.7, 1181. 1295.8, 1159. 1296.8, 1156. 1297.8, 1089. 1298.8, 999. 1299.9, 1079. 1300.9, 1068.