A.containing copper, λίθος χ. copper-ore, worked in Cyprus, Arist.HA552b10; and in Euboea, Plu.2.434a.
2. a mineral, rock-alum, Emp. ap. Gal.15.32 (sed v. foreg.), Dsc.5.99, POxy.1088.19 (i A. D.), Sor.2.41; “χ. στυπτηρίη” Hp.Ulc.14; χ. κυανέη (of doubtful nature) ib.21.
II. = χρυσάνθεμον, Ps.-Dsc.4.58.