Dunite and Andesite Definition

Definition of Dunite and Andesite

The general Dunite and Andesite definition can be stated as: Dunite is a green to brownish coarse-grained igneous rock mainly consisting of olivine. 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 Dunite and Andesite, get to know about Properties of Dunite and Andesite. Get to know more information about Dunite and Andesite origin and discoverer, etymology and class.

History of Dunite and Andesite

The history of Dunite 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.

Dunite and Andesite Origin and Discoverer

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

Etymology of Dunite and Andesite

Along with Dunite and Andesite definition, know more about the etymology of Dunite and Andesite. Etymology of Dunite and Andesite gives information about origin and formation of a particular rock. Know more about Formation of Dunite and Formation of Andesite. The etymology of Dunite is From the name of Dun Mountain, New Zealand, + -ite1 while that of Andesite is From the name of Dun Mountain, New Zealand, + -ite1. The process of formation of rocks defines the class of rock. All the rocks in a class are formed by similar processes. Dunite and Andesite belong to Igneous Rocks. The sub-class, group and other categories of Dunite and Andesite are listed below.

For Dunite,

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

For Andesite,

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