Felsite and Andesite Definition

Definition of Felsite and Andesite

The general Felsite and Andesite definition can be stated as: 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. On the other hand, Andesite is a dark, fine-grained, brown or greyish intermediate volcanic rock which is a commonly found in lava. Along with definition of Felsite and Andesite, get to know about Properties of Felsite and Andesite. Get to know more information about Felsite and Andesite origin and discoverer, etymology and class.

History of Felsite and Andesite

The history of Felsite and Andesite 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.

Felsite and Andesite Origin and Discoverer

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

Etymology of Felsite and Andesite

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

For Felsite,

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

For Andesite,

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