CORDIERITE

Pronunciation (US):

(GB):

 I. (noun) 

Sense 1

Meaning:

A blue mineral of magnesium and iron and aluminum and silicon and oxygen; often used as a gemstone

Classified under:

Nouns denoting substances

Hypernyms ("cordierite" is a kind of...):

mineral (solid homogeneous inorganic substances occurring in nature having a definite chemical composition)

Hyponyms (each of the following is a kind of "cordierite"):

water sapphire (a deep blue cordierite often used as a gemstone)

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