vesuvianite

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ve·su·vi·an·ite

 (vĭ-so͞o′vē-ə-nīt′)
n.
A green, brown, yellow, or blue metamorphic silicate mineral, Ca10Mg2Al4(SiO4)5(Si2O7)2(OH)4. Also called idocrase.

[First found in old lava on MountVesuvius.]

vesuvianite

(vɪˈsuːvɪəˌnaɪt)
n
(Minerals) a green, brown, or yellow mineral consisting of a hydrated silicate of calcium, magnesium, iron, and aluminium: it occurs as tetragonal crystals in limestones and is used as a gemstone. Formula: Ca10(Mg,Fe)2Al4Si9O34(OH)4. Also called: idocrase or vesuvian
[C19: first found in the lava of Vesuvius]

ve•su•vi•an•ite

(vəˈsu vi əˌnaɪt)

n.
a brown to green, glossy mineral, hydrous calcium aluminum silicate; idocrase.
[1885–90]
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.vesuvianite - a green or yellow or brown mineral consisting of a hydrated silicate; it occurs as crystals in limestone and is used a gemstone
mineral - solid homogeneous inorganic substances occurring in nature having a definite chemical composition