Obsidian and Mangerite Definition

Definition of Obsidian and Mangerite

The general Obsidian and Mangerite 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, Mangerite is a plutonic intrusive igneous rock, which is essentially a hypersthene-bearing monzonite. Along with definition of Obsidian and Mangerite, get to know about Properties of Obsidian and Mangerite. Get to know more information about Obsidian and Mangerite origin and discoverer, etymology and class.

History of Obsidian and Mangerite

The history of Obsidian and Mangerite 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 Mangerite Origin and Discoverer

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

Etymology of Obsidian and Mangerite

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

For Obsidian,

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

For Mangerite,

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