Ijolite Definition

Ijolite

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Definition

Ijolite is an intrusive igneous rock which is composed mainly of nepheline and an alkali pyroxene, usually aegirine-augite

History

Origin

Finland, Europe

Discoverer

Etymology

From the first syllable of the Finnish words Ii-vaara, Iijoki, &c. commonly used geographical names in Finland, and the Gr. Xiflos, a stone

Class

Igneous Rocks

Sub-Class

Durable Rock, Medium Hardness Rock

Family

Group

Plutonic

Other Categories

Coarse Grained Rock, Opaque Rock

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Define Ijolite

Ijolite is one of the important type of rocks. If we have to define Ijolite in general, Ijolite is an intrusive igneous rock which is composed mainly of nepheline and an alkali pyroxene, usually aegirine-augite. Ijolite comes under Igneous Rocks. All Igneous Rocks have similar properties and formation process. Along with Ijolite Definition, know more about the History of Ijolite, Etymology of Ijolite in next sections.