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- Dictionaryturquoise/ˈtəːkwɔɪz/
noun
- 1. a greenish-blue colour: "the turquoise waters of the bay"
- 2. a semi-precious stone, typically opaque and of a greenish-blue or sky-blue colour, consisting of a hydrated phosphate of copper and aluminium.
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Turquoise is an opaque, blue-to-green mineral that is a hydrous phosphate of copper and aluminium, with the chemical formula Cu Al 6( PO 4)4( OH)8·4 H 2 O. It is rare and valuable in finer grades and has been prized as a gemstone for millennia due to its hue.
TURQUOISE definition: 1. a bluish-green semi-precious stone that is often used in jewellery 2. a bluish-green colour 3…. Learn more.
The meaning of TURQUOISE is a mineral that is a blue, bluish-green, or greenish-gray hydrous basic phosphate of copper and aluminum, takes a high polish, and is valued as a gem when sky blue.
Turquoise definition: 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.. See examples of TURQUOISE used in a sentence.
The color known as turquoise comes from the semi-precious gem of the same name. Chemically, turquoise is a mineral made of copper aluminum phosphate, but you're most likely to be familiar with its polished form, especially in rings and necklaces and belt buckles.
Definition of turquoise noun in Oxford Advanced Learner's Dictionary. Meaning, pronunciation, picture, example sentences, grammar, usage notes, synonyms and more.
noun. 1. a greenish-blue fine-grained secondary mineral consisting of hydrated copper aluminium phosphate. It occurs in igneous rocks rich in aluminium and is used as a gemstone. Formula: CuAl 6 ( PO 4) 4 (OH) 8 .4H 2 O. 2. a. the colour of turquoise. b.
TURQUOISE meaning: 1. a bluish-green semi-precious stone that is often used in jewellery 2. a bluish-green colour 3…. Learn more.
1. A blue to blue-green mineral of aluminum and copper, mainly CuAl 6 (PO 4) 4 (OH) 8· 4H 2 O, prized as a gemstone in its polished blue form. 2. A light to brilliant bluish green.
TURQUOISE definition: a blue-green colour. Learn more.
