Andesite and Adakite Definition

Definition of Andesite and Adakite

The general Andesite and Adakite 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, Adakite is an intermediate to felsic volcanic rock that has geochemical characteristics of magma which is said to be formed by partial melting of altered basalt that is subducted below volcanic arcs. Along with definition of Andesite and Adakite, get to know about Properties of Andesite and Adakite. Get to know more information about Andesite and Adakite origin and discoverer, etymology and class.

History of Andesite and Adakite

The history of Andesite and Adakite 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 Adakite Origin and Discoverer

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

Etymology of Andesite and Adakite

Along with Andesite and Adakite definition, know more about the etymology of Andesite and Adakite. Etymology of Andesite and Adakite gives information about origin and formation of a particular rock. Know more about Formation of Andesite and Formation of Adakite. The etymology of Andesite is From Andes mountains, where it is found in abundance while that of Adakite 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 and Adakite belong to Igneous Rocks. The sub-class, group and other categories of Andesite and Adakite are listed below.

For Andesite,

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

For Adakite,

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