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This historic book may have numerous typos and missing text. Purchasers can download a free scanned copy of the original book (without typos) from the publisher. Not indexed. Not illustrated. 1915 Excerpt: ... 11, 1911. Anal. of crystals from Vizezy, Montbrison, Loire; Barbier, Bull. Soc. Chim. France, 3, 724, 1908. Anal. and optical study of mineral from Ibity, Madagascar; Duparc, Wunder, Sabot, Mem. Soc. phys. et hist. nat. de Geneve, 36, III, 283, 1910. Pleochroic halos and their connection with a-rays from radioactive elements; Hovermann, N. Jb. Min., Beil.-Bd., 34, 321, 1912. Iserine, Min., p. 219.--Discussion of composition and relation to members of rutite group. Suggested that it be called an iron rutite. Schaller, J. Wash. Ac. Sc., 1, 177, 1911; U. S. G. S., Bull., 609, 9, 1912. Isomicrocline. See under Microcline. Ittnerite, Min., p. 432.--By microchemical tests shown to be a mixture; Thugutt, Ber. Ges. Wiss. Warsaw, 79, 1911, Zs. Kr., 64, 197, 1914. Ixiolite, Min., p. 736.--Crystals from Ural Mts.; Vernadsky and Fersmann, Bull. Ac. St. Pet., 4, 511, 1910; Zs. Kr., 62, 517, 1913. Anal. of a supposed ixiolite from West Australia; Simpson, Froc. Austral. Ass. Adv. Sc., 12, 310, 1909. Jadeite, Min., p. 369; App. I, p. 37; II, p. 57.--Occ. in Upper Burma with discussion of origin; Bleeck, Ilec. Geol. Sur. India, 36, 254 and 37, 16, 1908. Experiments concerning the crystallizing together of diopmte and jadeite; Schumoff-Deleano, Centralbl. Min., 227, 1913. Jamesonite, Min., p. 122; App. I, p. 37; II, p. 57.--Study of four crystals from Kasejovic in West Bohemia which agree m qualitative tests and physical characters with jamesonite has given the following facts about the crvstal character of the mineral. Monoclinic. o: 6: c = 08316: 1: "0.4260. 0 = 88 35' 45." (011): (Oil) = 46 8'. (011): (101) = 35 17'. (101): (110) = 70 28'._ Forms, present: a(100), b(010), m(110), i(210), n(120), c(001), d(101), e(011), /(012), (112), r(I12), o(I11), 9(212), s(232...
