Obsidian and Hawaiite Definition

Definition of Obsidian and Hawaiite

The general Obsidian and Hawaiite 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, Hawaiite is volcanic rock that resembles basalt. It is an olivine basalt with intermediate composition between alkali olivine and mugearite. Along with definition of Obsidian and Hawaiite, get to know about Properties of Obsidian and Hawaiite. Get to know more information about Obsidian and Hawaiite origin and discoverer, etymology and class.

History of Obsidian and Hawaiite

The history of Obsidian and Hawaiite 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 Hawaiite Origin and Discoverer

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

Etymology of Obsidian and Hawaiite

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

For Obsidian,

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

For Hawaiite,

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