( i?7 > J3EC0ND SUBSPECIES. Lydian Stone. Lidifcherftein.—Werner. -> ^ J pis Lydius, Wall. t. I. p. 353—L. Stein, Wid. p. 360. hafanite, Kirw. vol. x. p. 307—Lidifcherftein, Eftner, b. 2. f. 3*16. Id. Emm. b. 1. f. 181.—Schifto filicio, Nap. p. 24\ Lydienne, Lam. t. 2. p 3841—La picrre de Lydie, Broch. t. 1. p. 286. nt: r : ... ; 1 External Charciflers. Its colour is greyifh black, which palTcs into velvet black. It occurs maflivc, and is alfo frequently found in tla pezoidal fhaped rolled pieces, with rounded angles. It is, like the preceding fubfpecies, traverfed by Quartz veins. 1 he external furface is fraooth and gliftening. Internally it is glimmering, FraCture is perfectly even, and approaches fome- t,K >es to the flat conchoidal, fometimes to the uneven. Fragments are indeterminately angular, more or ®Is fliarp edged, and approach fometimes to the cu bical ftiape. Opaque,