Andesite and Comendite Definition

Definition of Andesite and Comendite

The general Andesite and Comendite 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, Comendite is a hard, peralkaline igneous rock, a type of light blue grey rhyolite. Along with definition of Andesite and Comendite, get to know about Properties of Andesite and Comendite. Get to know more information about Andesite and Comendite origin and discoverer, etymology and class.

History of Andesite and Comendite

The history of Andesite and Comendite 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 Comendite Origin and Discoverer

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

Etymology of Andesite and Comendite

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

For Andesite,

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

For Comendite,

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