Andesite and Borolanite Definition

Definition of Andesite and Borolanite

The general Andesite and Borolanite 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, Borolanite is a variety of Nepheline Syenite and belongs to igneous rocks and contains nepheline-alkali feldspar pseudomorphs which occur as conspicuous white spots in the dark rock matrix. Along with definition of Andesite and Borolanite, get to know about Properties of Andesite and Borolanite. Get to know more information about Andesite and Borolanite origin and discoverer, etymology and class.

History of Andesite and Borolanite

The history of Andesite and Borolanite 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 Borolanite Origin and Discoverer

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

Etymology of Andesite and Borolanite

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

For Andesite,

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

For Borolanite,

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