Anorthosite and Phonolite Definition

Definition of Anorthosite and Phonolite

The general Anorthosite and Phonolite definition can be stated as: Anorthosite is a granular igneous rock composed largely of labradorite or plagioclase. On the other hand, Phonolite is an uncommon extrusive igneous rock volcanic rock of intermediate chemical composition between felsic and mafic. Along with definition of Anorthosite and Phonolite, get to know about Properties of Anorthosite and Phonolite. Get to know more information about Anorthosite and Phonolite origin and discoverer, etymology and class.

History of Anorthosite and Phonolite

The history of Anorthosite and Phonolite 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 Phonolite Origin and Discoverer

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

Etymology of Anorthosite and Phonolite

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

For Anorthosite,

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

For Phonolite,

• Sub-class: Durable Rock and Medium Hardness Rock
• Group: Not applicable
• Other Categories: Fine grained rock and Opaque rock