n.

1. 綠松石[C][U]
2. 藍綠色[U]

a.

1. 藍綠色的
   the warm turquoise sea

   溫暖的藍綠色的大海

   She looked extremely beautiful in the turquoise dress she wore.

   她穿那件藍綠色的連衣裙看起來非常漂亮。

n.

1. a semi-precious stone, typically opaque and of a greenish-blue or sky-blue colour, consisting of a hydrated phosphate of copper and aluminium.
2. a greenish-blue colour.