Anthracite and Boninite Definition

Definition of Anthracite and Boninite

The general Anthracite and Boninite definition can be stated as: Anthracite is a type of sedimentary rock which is hard and is variety of coal that has high luster. On the other hand, Boninite is a mafic extrusive rock which is high in magnesium and silica content, formed in fore-arc environments, typically during the early stages of subduction. Along with definition of Anthracite and Boninite, get to know about Properties of Anthracite and Boninite. Get to know more information about Anthracite and Boninite origin and discoverer, etymology and class.

History of Anthracite and Boninite

The history of Anthracite and Boninite 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.

Anthracite and Boninite Origin and Discoverer

Anthracite and Boninite definition gives us a brief idea about the two rocks. In some cases, the definition also gives summary about the Formation of Anthracite and Boninite. In this section, you will know about Anthracite and Boninite Origin and Discoverer. Origin of Anthracite is Pennsylvania, U.S. whereas Origin of Boninite is Japan. It is interesting to know the name of Anthracite and Boninite discoverer. The discoverer of Anthracite and Boninite are Unknown.

Etymology of Anthracite and Boninite

Along with Anthracite and Boninite definition, know more about the etymology of Anthracite and Boninite. Etymology of Anthracite and Boninite gives information about origin and formation of a particular rock. Know more about Formation of Anthracite and Formation of Boninite. The etymology of Anthracite is From Greek anthrakites, from anthrax, anthrak meaning coal while that of Boninite is From Greek anthrakites, from anthrax, anthrak meaning coal. The process of formation of rocks defines the class of rock. All the rocks in a class are formed by similar processes. Anthracite belongs to Metamorphic Rocks while Boninite belongs to Igneous Rocks. The sub-class, group and other categories of Anthracite and Boninite are listed below.

For Anthracite,

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

For Boninite,

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