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556 uranium. Uran-Mia:. Uran Glimmer, Werner. Chalkolith, Wern. Pabst. b. i. s . 290 Griin Urancrz, JVid. s. 990—Micaceous uranitic Ore, Kirtv. vol. ii. p. 304.—Griin Uranerz, Emm. b. n. s. 584—Oxide d’Uranit avec Cuivre, Lam. t.i. p. 410—Urane oxide, Iiauy, t, iv. p. 283 L’Urane micace, Brock, t. ii. p. 463—Uranglimmer, Reass, b. iv. s. 556. Id. Lad. b. i. s. 308. Id. Suck. 2ter t h. s . 469. Id. Bert. s. 511. Id. Mohs, b. iii. s. 721—Uran oxyde, Lucas', p. 177—Uranglimmer, Leonhard, Tabel. s. 81—Uran oxide micace, Brottg. t. ii. p. 103. Id. Brard, p. 379—Uranglim- mer, Karslen, Tabel. s. 74.—Uran oxyde, Hatty, Tabl. p. 115. —Micaceous Uranite, Kid, vol. ii. p. 221—Uran-oxyd, Haas Handb. b. i. S.-327—Uranite, Aikitt, p. 69. External Characters. Its chief colour is grass-green, which passes on the one side into apple-green, emerald green and leek-green, and on the other into siskin green, sulphur-yellow and wax- yellow. It sometimes occurs^massive, and also in membranes; >Ut more frequently crystallised, and in the following fi gures : 0 Rectangular four-sided prism, which is often trun cated on the terminal edges. 2. Octahedron, generally truncated on the summits, u hich is formed when the truncating planes of the preceding figure becomes so large as to meet in a point, and the prism disappears. 3. Rectangular four sided table, bevelled on the ter minal planes, and sometimes the angles formed by the meeting of the bevelling planes are trunca ted. « 4. Rectangular