I. Fem., a kind of yellowish marble, onyx, of which vessels of many kinds were made; “it was also used for mlaying floors,” Plin. 36, 7, 12, § 59: “totāque effusus in aulā Calcabatur onyx,” Luc. 10, 116; “calcatusque tuo sub pede lucet onyx,” Mart. 12, 50, 4.—
B. Masc., a vessel of onyx, an onyx-box: “nardi parvus onyx,” Hor. C. 4, 12, 17; “murrheus,” an ointment-box, Prop. 3, 8 (4, 9), 22; cf.: “Syrio munere plenus onyx,” id. 2, 10 (3, 5), 14.— In this signif. also as fem.: “unguentum fuerat, quod onyx modo parva gerebat,” Mart. 7, 94, 1.—
II. A yellowish precious stone, an onyx, Plin. 37, 6, 24, § 90—
III. The female of a mussel of the scallop species, Plin. 32, 9, 32, § 103.
