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Ijolite and Trachyte Definition


Trachyte and Ijolite Definition


Definition

Definition
Ijolite is an intrusive igneous rock which is composed mainly of nepheline and an alkali pyroxene, usually aegirine-augite   
Trachyte is a grey fine-grained volcanic rock which mainly consists of alkali feldspar   

History
  
  

Origin
Finland, Europe   
Unknown   

Discoverer
Unknown   
Alexandre Brongniart and René Just Haüy   

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   
From Greek trakhus rough’ or trakhutēs roughness   

Class
Igneous Rocks   
Igneous Rocks   

Sub-Class
Durable Rock, Medium Hardness Rock   
Durable Rock, Medium Hardness Rock   

Family
  
  

Group
Plutonic   
Volcanic   

Other Categories
Coarse Grained Rock, Opaque Rock   
Fine Grained Rock, Opaque Rock   

Texture >>
<< Summary

Definition of Ijolite and Trachyte

The general Ijolite and Trachyte definition can be stated as: Ijolite is an intrusive igneous rock which is composed mainly of nepheline and an alkali pyroxene, usually aegirine-augite. On the other hand, Trachyte is a grey fine-grained volcanic rock which mainly consists of alkali feldspar. Along with definition of Ijolite and Trachyte, get to know about Properties of Ijolite and Trachyte. Get to know more information about Ijolite and Trachyte origin and discoverer, etymology and class.

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History of Ijolite and Trachyte

The history of Ijolite and Trachyte gives information about where the rock was found and who was its discoverer. Almost each and every aspect of Earth's history is recorded in rocks be it the volcanoes which were erupted or the plants, animals and organisms which are now extinct, as rocks are present from millions of years.

Ijolite and Trachyte Origin and Discoverer

Ijolite and Trachyte definition gives us a brief idea about the two rocks. In some cases, the definition also gives summary about the Formation of Ijolite and Trachyte. In this section, you will know about Ijolite and Trachyte Origin and Discoverer. Origin of Ijolite is Finland, Europe whereas Origin of Trachyte is Unknown. It is interesting to know the name of Ijolite and Trachyte discoverer. The Discoverer of Ijolite is Unknown and the discoverer of Trachyte is Alexandre Brongniart and René Just Haüy.

Etymology of Ijolite and Trachyte

Along with Ijolite and Trachyte definition, know more about the etymology of Ijolite and Trachyte. Etymology of Ijolite and Trachyte gives information about origin and formation of a particular rock. Know more about Formation of Ijolite and Formation of Trachyte. The etymology of Ijolite is From the first syllable of the Finnish words Ii-vaara, Iijoki, &c. commonly used geographical names in Finland, and the Gr. Xiflos, a stone while that of Trachyte is From the first syllable of the Finnish words Ii-vaara, Iijoki, &c. commonly used geographical names in Finland, and the Gr. Xiflos, a stone. The process of formation of rocks defines the class of rock. All the rocks in a class are formed by similar processes. Ijolite and Trachyte belong to Igneous Rocks. The sub-class, group and other categories of Ijolite and Trachyte are listed below.

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For Trachyte,

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