Andesite and Pumice Definition

Definition of Andesite and Pumice

The general Andesite and Pumice 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, Pumice is a volcanic rock that consists of highly vesicular rough textured volcanic glass, which may or may not contain crystals. Along with definition of Andesite and Pumice, get to know about Properties of Andesite and Pumice. Get to know more information about Andesite and Pumice origin and discoverer, etymology and class.

History of Andesite and Pumice

The history of Andesite and Pumice 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 Pumice Origin and Discoverer

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

Etymology of Andesite and Pumice

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

For Andesite,

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

For Pumice,

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