Amphibolite and Basalt Definition

Definition of Amphibolite and Basalt

The general Amphibolite and Basalt 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, Basalt is a common extrusive igneous rock formed by the rapid cooling of basaltic lava exposed at or very near the surface of Earth. Along with definition of Amphibolite and Basalt, get to know about Properties of Amphibolite and Basalt. Get to know more information about Amphibolite and Basalt origin and discoverer, etymology and class.

History of Amphibolite and Basalt

The history of Amphibolite and Basalt 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 Basalt Origin and Discoverer

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

Etymology of Amphibolite and Basalt

Along with Amphibolite and Basalt definition, know more about the etymology of Amphibolite and Basalt. Etymology of Amphibolite and Basalt gives information about origin and formation of a particular rock. Know more about Formation of Amphibolite and Formation of Basalt. The etymology of Amphibolite is From Amphibole + -ite while that of Basalt 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 Basalt belongs to Igneous Rocks. The sub-class, group and other categories of Amphibolite and Basalt 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 Basalt,

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