Basalt and Felsite Definition

Definition of Basalt and Felsite

The general Basalt and Felsite definition can be stated as: Basalt is a common extrusive igneous rock formed by the rapid cooling of basaltic lava exposed at or very near the surface of Earth. On the other hand, Felsite is a very fine grained volcanic rock that may or may not contain larger crystals and light colored rock that typically requires petrographic examination or chemical analysis for more precise definition. Along with definition of Basalt and Felsite, get to know about Properties of Basalt and Felsite. Get to know more information about Basalt and Felsite origin and discoverer, etymology and class.

History of Basalt and Felsite

The history of Basalt and Felsite 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.

Basalt and Felsite Origin and Discoverer

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

Etymology of Basalt and Felsite

Along with Basalt and Felsite definition, know more about the etymology of Basalt and Felsite. Etymology of Basalt and Felsite gives information about origin and formation of a particular rock. Know more about Formation of Basalt and Formation of Felsite. The etymology of Basalt is From Late Latin Basaltes (variant of basanites ), very hard stone, which was imported from Ancient Greek Basanites while that of Felsite is From Late Latin Basaltes (variant of basanites ), very hard stone, which was imported from Ancient Greek Basanites. The process of formation of rocks defines the class of rock. All the rocks in a class are formed by similar processes. Basalt and Felsite belong to Igneous Rocks. The sub-class, group and other categories of Basalt and Felsite are listed below.

For Basalt,

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

For Felsite,

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