ve·su·vi·an·ite /-viəˌnaɪt/
火山石,維蘇威石
Ve·su·vi·an·ite n. Min. A mineral occurring in tetragonal crystals, and also massive, of a brown to green color, rarely sulphur yellow and blue. It is a silicate of alumina and lime with some iron magnesia, and is common at Vesuvius. Also called idocrase.
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vesuvianite
n : a green or yellow or brown mineral consisting of a hydrated
silicate; it occurs as crystals in limestone and is used
a gemstone [syn: vesuvian, idocrase]