Obsidian and Hyaloclastite  Definition

Definition of Obsidian and Hyaloclastite 

The general Obsidian and Hyaloclastite  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, Hyaloclastite is an aggregate of fine, glassy debris formed by the sudden contact of hot, coherent magma and cold water or water-saturated sediment. Along with definition of Obsidian and Hyaloclastite  , get to know about Properties of Obsidian and Hyaloclastite  . Get to know more information about Obsidian and Hyaloclastite  origin and discoverer, etymology and class.

History of Obsidian and Hyaloclastite 

The history of Obsidian and Hyaloclastite  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 Hyaloclastite  Origin and Discoverer

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

Etymology of Obsidian and Hyaloclastite 

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

For Obsidian,

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

For Hyaloclastite  ,

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