Also, turquois. an opaque mineral, a basic hydrous copper aluminum phosphate often containing a small amount of iron, sky-blue or greenish-blue in color, cut cabochon as a gem. Compare bone turquoise .

Also called turquoise blue. a greenish blue or bluish green.

noun

aqua , aquamarine , blue-green , color , gemstone , greenish-blue , mineral , sea-green , stone