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 (ī′də-krās′, -krāz′, ĭd′ə-)
[French : Greek eidos, form; see weid- in Indo-European roots + krāsis, mixture; see idiosyncrasy.]


(ˈaɪdəˌkreɪs; ˈɪd-)
(Minerals) another name for vesuvianite
[C19: from French, from Greek eidos form + krasis a mingling]


(vəˈsu vi əˌnaɪt)

a brown to green, glossy mineral, hydrous calcium aluminum silicate; idocrase.
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Noun1.idocrase - 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
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References in periodicals archive ?
1806) Description du Peridot Idocrase ct de quatre autre substance lithologiques d'espeee nouvelle, nominees: Succinite, Mussite, Alalite, Topazolite, decouvertes dansles valleess de Lans, department du Po, en Piemont.
11, 2001, she made "The Crying World of 2001," a sterling 14-karat-gold pendant that represents tears made of idocrase, amethyst, garnet and rubellite.
The amount of retrograde metamorphism varies from relatively minor with preserved pseudomorphs of garnet or idocrase, to extensive involving the nearly complete recrystallisation of the lower amphibolite facies assemblage to a lower greenschist assemblage.