M£RCURY. The streak is shining, and of a cochineal-red colour. It is opaque. It is soft. It is sectile. It is easily frangible. It is uncommonly heavy. Specific gravity, 7.937, Gellert. 7.18b to 7.352, Kir wan. Constituent Parts. Mercury, Sulphur, Carbon, Silica, . Alumina, Oxide of Iron, Copper, Water, „ 100 Klaproth, Beit. b. iv. s. 24: Second Subspecies. Slaty Mercurial Hepatic-Ore. Schriefriges Quecksilber Lebererz, Werner. \ Schiefriges Lebererz, Reuss, h. hi. s . 284. Id. Lud. b. i. s. 207. Id. Molts, b. m. s. 89. Id. Karsten, Tabel. s. 60 Id I fans. *. 76—Mercure sulphur^ bitumine testace, Hamj, Tabl. p. 78. External Characters. Its colour is nearly the same with the preceding sub species, only rather more inclining to red. It 81 80 13.75 2.30 0.65 0.55 0.20 0.02 0.73