ALLANITE. 313 a b C d e / 36-15 35-76 34-00 34-93 32-77 . 16‘58 16-23 16-49 16-40 1426 14-32 . 14-42 16-66 15-19 16-51 14-90 14-76 - | 19-65 13'34 1 6‘80 J ► 1996 13-73 1 7-80 J | 21-43 17-70 2'31 1-65 0'98 — — 0-85 1-12 — — — 1'91 0-35 12-02 11-25 11-76 10-42 11-18 1-00 0-78 0-77 0-66 0’86 0-50 0'60 — — 0-62 261 Molts before tlie blowpipe with intumescence into a brown or black magnetic glass. Most varieties are decomposed by hydro chloric acid, forming a jelly. The allanite from Snarum is but Ter 7 imperfectly decomposed, and that from Bastnas entirely resists the action of the acid. E 3 S> + 44-Si, where K is Ca, Ce, Be and 44 is 4e, Al. Analyses of allanite a, b from Jotum-Fjeld, c, d from Sna- ri»n, of the variety called orthite e from Fille-Fjeld, / from Hitteroc, g = 3'5, all by Scheerer: — Silica .... •Alumina . . Protox. iron Protox. cerium Ox. lanthanium Protox. mangan. Yttria . . Pome .... Magnesia . . Mater . . Analyses of orthite g from Werchoturie, G = 3'48...3'66, K i from Minsk, g = 3'4l.. .3'847 (ural orthite) by Hermann, & from Minsk by Kammelsberg, I from Hitteroe, g = 3'646, by Scheerer, the proportions of i’e and being determined by ■Kammelsberg, m the variety called cerine from the Bastnas ttiine near liiddarhytta by Scheerer :— Silica . . . Alumina . . Bed ox. iron . Protox. iron . frotox. cerium Ox. lanthanium Ox. mangan. . xttria . . . Binie . Magnesia . . Water . Analyses of orthite n from Finbo, o from Gottliebsgang, both b 7 Berzelius, p from Ytterby, g from the Park at Stockholm, 9 h i h I m 34-47 36-49 34-08 33-81 32-06 . 18-09 14-36 1821 16-86 13-04 6‘49 ' | 13-84 7-67 8-24 13-03 7’35 7'90 8-16 8-30 2626 6-77 976 14-79 7'66 10 86 i 6-64 / 21-38 20'50 23-80 2-45 — — 2-37 k 0-67 1 60 — (Cu 0-13) 1-45 — „ 13-18 10-20 9-25 9-28 9‘42 8’08 1-02 1-08 2-06 0-95 0-38 1-16 3-40 1-66 2’00 1-32 3’38 0-60