Schist and Andesite Definition

Definition of Schist and Andesite

The general Schist and Andesite definition can be stated as: Schist is a medium grade metamorphic rock with medium to large, flat, sheet like grains in a preferred orientation. 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 Schist and Andesite, get to know about Properties of Schist and Andesite. Get to know more information about Schist and Andesite origin and discoverer, etymology and class.

History of Schist and Andesite

The history of Schist 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.

Schist and Andesite Origin and Discoverer

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

Etymology of Schist and Andesite

Along with Schist and Andesite definition, know more about the etymology of Schist and Andesite. Etymology of Schist and Andesite gives information about origin and formation of a particular rock. Know more about Formation of Schist and Formation of Andesite. The etymology of Schist is From French schiste, Greek skhistos i.e. split while that of Andesite is From French schiste, Greek skhistos i.e. split. The process of formation of rocks defines the class of rock. All the rocks in a class are formed by similar processes. Schist belongs to Metamorphic Rocks while Andesite belongs to Igneous Rocks. The sub-class, group and other categories of Schist and Andesite are listed below.

For Schist,

• Sub-class: Durable Rock and Medium Hardness Rock
• Group: Not applicable
• Other Categories: Coarse grained rock, Fine grained rock, Medium grained rock and Opaque rock

For Andesite,

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