Anorthosite and Ijolite Definition

Definition of Anorthosite and Ijolite

The general Anorthosite and Ijolite definition can be stated as: Anorthosite is a granular igneous rock composed largely of labradorite or plagioclase. On the other hand, Ijolite is an intrusive igneous rock which is composed mainly of nepheline and an alkali pyroxene, usually aegirine-augite. Along with definition of Anorthosite and Ijolite, get to know about Properties of Anorthosite and Ijolite. Get to know more information about Anorthosite and Ijolite origin and discoverer, etymology and class.

History of Anorthosite and Ijolite

The history of Anorthosite and Ijolite 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.

Anorthosite and Ijolite Origin and Discoverer

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

Etymology of Anorthosite and Ijolite

Along with Anorthosite and Ijolite definition, know more about the etymology of Anorthosite and Ijolite. Etymology of Anorthosite and Ijolite gives information about origin and formation of a particular rock. Know more about Formation of Anorthosite and Formation of Ijolite. The etymology of Anorthosite is From French anorthose plagioclase + -ite1 while that of Ijolite is From French anorthose plagioclase + -ite1. The process of formation of rocks defines the class of rock. All the rocks in a class are formed by similar processes. Anorthosite and Ijolite belong to Igneous Rocks. The sub-class, group and other categories of Anorthosite and Ijolite are listed below.

For Anorthosite,

• Sub-class: Durable Rock and Medium Hardness Rock
• Group: Plutonic
• Other Categories: Coarse grained rock and Opaque rock

For Ijolite,

• Sub-class: Durable Rock and Medium Hardness Rock
• Group: Plutonic
• Other Categories: Coarse grained rock and Opaque rock