Amphibolite and Anorthosite Definition

Definition of Amphibolite and Anorthosite

The general Amphibolite and Anorthosite definition can be stated as: Amphibolite can be defined as a granular metamorphic rock which mainly consist of hornblende and plagioclase. On the other hand, Anorthosite is a granular igneous rock composed largely of labradorite or plagioclase. Along with definition of Amphibolite and Anorthosite, get to know about Properties of Amphibolite and Anorthosite. Get to know more information about Amphibolite and Anorthosite origin and discoverer, etymology and class.

History of Amphibolite and Anorthosite

The history of Amphibolite and Anorthosite 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.

Amphibolite and Anorthosite Origin and Discoverer

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

Etymology of Amphibolite and Anorthosite

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

For Amphibolite,

• Sub-class: Durable Rock and Hard Rock
• Group: Not applicable
• Other Categories: Coarse grained rock, Medium grained rock and Opaque rock

For Anorthosite,

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