Andesite and Arkose Definition

Definition of Andesite and Arkose

The general Andesite and Arkose definition can be stated as: Andesite is a dark, fine-grained, brown or greyish intermediate volcanic rock which is a commonly found in lava. On the other hand, Arkose is a sedimentary rock, specifically a type of sandstone containing at least 25% feldspar. Along with definition of Andesite and Arkose, get to know about Properties of Andesite and Arkose. Get to know more information about Andesite and Arkose origin and discoverer, etymology and class.

History of Andesite and Arkose

The history of Andesite and Arkose 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.

Andesite and Arkose Origin and Discoverer

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

Etymology of Andesite and Arkose

Along with Andesite and Arkose definition, know more about the etymology of Andesite and Arkose. Etymology of Andesite and Arkose gives information about origin and formation of a particular rock. Know more about Formation of Andesite and Formation of Arkose. The etymology of Andesite is From Andes mountains, where it is found in abundance while that of Arkose is From Andes mountains, where it is found in abundance. The process of formation of rocks defines the class of rock. All the rocks in a class are formed by similar processes. Andesite belongs to Igneous Rocks while Arkose belongs to Sedimentary Rocks. The sub-class, group and other categories of Andesite and Arkose are listed below.

For Andesite,

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

For Arkose,

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