Anorthosite and Nephelinite Definition

Definition of Anorthosite and Nephelinite

The general Anorthosite and Nephelinite definition can be stated as: Anorthosite is a granular igneous rock composed largely of labradorite or plagioclase. On the other hand, Nephelinite is a fine-grained or aphanitic igneous rock made up almost entirely of nepheline and clinopyroxene (variety augite).. Along with definition of Anorthosite and Nephelinite, get to know about Properties of Anorthosite and Nephelinite. Get to know more information about Anorthosite and Nephelinite origin and discoverer, etymology and class.

History of Anorthosite and Nephelinite

The history of Anorthosite and Nephelinite 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 Nephelinite Origin and Discoverer

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

Etymology of Anorthosite and Nephelinite

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

For Anorthosite,

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

For Nephelinite,

• Sub-class: Durable Rock and Hard Rock
• Group: Plutonic
• Other Categories: Fine grained rock and Opaque rock