Page:Theophrastus - History of Stones - Hill (1774).djvu/195

 Appearance, and much admired by many: This carries a fine Reemblance of Silver, though it is in Reality a Stone of an entirely different Kind.

LXXIV. Many alo there are, which admit all Kinds of working; as in Siphnus there is a foile Subance of this Kind, which is dug in Lumps, and roundih Maes, at about three Furlongs Ditance from the Sea: This may at firt be either engraved on, or worked by the Turner into any Form, by reaon of