FLINT GENUS. TENTH SPECIES. Grenatite. Granatit.—Werner. Grenatite, <S'aujfure, I". 1900. Id. Lam. t. 2. p, 290. Brochant, t. 2. p. 406—Staurotide, Hatty, t. 3. p. 93' External Characters. Its colour is dark reddifh brown. It is always cryftalized ; its figure is a broad fi*" fided prifm, in which the four broadeft planes M eet two and two unde* obtufe angles. It is fometin ieS bevilled, and the bevilhng planes are fet on the <&' tufer edges, which are formed by the meeting of broader lateral planes. Surface fometimes finooth and gliftening, f° llie ” times uneven. The cryftals are finall and middle fized : are i 01 bedded and interfed each other, either at right ang^ 5 ’ or more or lefs obliquely. Internally it is gliftening, and its luftre is betw eel1 vitreous and refinous. Frad^ e