Obsidian and Basaltic Trachyandesite Definition

Definition of Obsidian and Basaltic Trachyandesite

The general Obsidian and Basaltic Trachyandesite definition can be stated as: Obsidian is a naturally occurring volcanic glass formed as an extrusive igneous rock. It is produced when felsic lava extruded from a volcano cools rapidly with minimum crystal growth. On the other hand, Basaltic Trachyandesite is an extrusive igneous rock which is a type of Basalt rock and is formed by the rapid cooling of basaltic lava exposed at or very near the Earth's surface. Along with definition of Obsidian and Basaltic Trachyandesite, get to know about Properties of Obsidian and Basaltic Trachyandesite. Get to know more information about Obsidian and Basaltic Trachyandesite origin and discoverer, etymology and class.

History of Obsidian and Basaltic Trachyandesite

The history of Obsidian and Basaltic Trachyandesite 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.

Obsidian and Basaltic Trachyandesite Origin and Discoverer

Obsidian and Basaltic Trachyandesite definition gives us a brief idea about the two rocks. In some cases, the definition also gives summary about the Formation of Obsidian and Basaltic Trachyandesite. In this section, you will know about Obsidian and Basaltic Trachyandesite Origin and Discoverer. Origin of Obsidian is Ethiopia whereas Origin of Basaltic Trachyandesite is Unknown. It is interesting to know the name of Obsidian and Basaltic Trachyandesite discoverer. The Discoverer of Obsidian is Obsius and the discoverer of Basaltic Trachyandesite is Unknown.

Etymology of Obsidian and Basaltic Trachyandesite

Along with Obsidian and Basaltic Trachyandesite definition, know more about the etymology of Obsidian and Basaltic Trachyandesite. Etymology of Obsidian and Basaltic Trachyandesite gives information about origin and formation of a particular rock. Know more about Formation of Obsidian and Formation of Basaltic Trachyandesite. The etymology of Obsidian is From Latin obsidianus, misprint of Obsianus (lapis) (stone) of Obsius while that of Basaltic Trachyandesite is From Latin obsidianus, misprint of Obsianus (lapis) (stone) of Obsius. The process of formation of rocks defines the class of rock. All the rocks in a class are formed by similar processes. Obsidian and Basaltic Trachyandesite belong to Igneous Rocks. The sub-class, group and other categories of Obsidian and Basaltic Trachyandesite are listed below.

For Obsidian,

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

For Basaltic Trachyandesite,

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