Volltext Seite (XML)
( 33S ) ORDER VIII.—TITANIUM. Ihis Order contains six species, viz. Menachanitei serine, Nigrine, Sphene, Rutile, and Octahedrite *. 1. Menachanite, Menacan, Werner. Menachanite, Kirn,, vol. ii. p. 326—Le Menakanite, Broch, t. ii. p. 468—Titane oxide ferrifere granuliforme, Hauy, t iv. p. 306 Manacan, Reuss, b. iv. s. 54. Id. Lud. b. i. s. 305. Id. Mo/us, b. iii. s . 452. Id. Leonhard, Tabel. s. 81—Titane Menakanite, Brong. t. ii. p. 99—Manakan, Karslen, Tabel. s. 74—Menachanite, Kid, vol. ii. p. 224—Titane oxide fer- nfere, Hauy, Tabl. p. 116—Titaneisenstein, Haus. Handb. 6. i. s. 251.—Menachanite, Aik in, p. 67. External Characters. Its colour Is greyish-black, inclining to Iron-black. wh'.)°k° UrS on ^ * n ver y sma M ilattish angular grains, 1C 1 e a rough glimmering surface. ^ * S g ]istenin g anc ^ glimmering, and the re is adamantine, passing into semi-metallic. T1 f *" uie * s imperfect foliated, approaching to slaty, ed ged a re indeterminate angular and sharp- It is perfectly opaque. It h brittle th<i knife ’ bUt h n0t S ° hard 33 nigrine * It ^^ Un :r heEn8liShlan -----a, of this Or- o r itchell, in the 1 rarmctions of the Royal !ri«h Academy.