Obsidian and Whiteschist Definition

Definition of Obsidian and Whiteschist

The general Obsidian and Whiteschist 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, Whiteschist is an uncommon rock type belonging to a class of metamorphic rock, this is formed at high-ultra-high pressures. Along with definition of Obsidian and Whiteschist, get to know about Properties of Obsidian and Whiteschist. Get to know more information about Obsidian and Whiteschist origin and discoverer, etymology and class.

History of Obsidian and Whiteschist

The history of Obsidian and Whiteschist 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 Whiteschist Origin and Discoverer

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

Etymology of Obsidian and Whiteschist

Along with Obsidian and Whiteschist definition, know more about the etymology of Obsidian and Whiteschist. Etymology of Obsidian and Whiteschist gives information about origin and formation of a particular rock. Know more about Formation of Obsidian and Formation of Whiteschist. The etymology of Obsidian is From Latin obsidianus, misprint of Obsianus (lapis) (stone) of Obsius while that of Whiteschist 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 belongs to Igneous Rocks while Whiteschist belongs to Metamorphic Rocks. The sub-class, group and other categories of Obsidian and Whiteschist are listed below.

For Obsidian,

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

For Whiteschist,

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