Basalt and Anthracite Definition

Definition of Basalt and Anthracite

The general Basalt and Anthracite definition can be stated as: Basalt is a common extrusive igneous rock formed by the rapid cooling of basaltic lava exposed at or very near the surface of Earth. On the other hand, Anthracite is a type of sedimentary rock which is hard and is variety of coal that has high luster. Along with definition of Basalt and Anthracite, get to know about Properties of Basalt and Anthracite. Get to know more information about Basalt and Anthracite origin and discoverer, etymology and class.

History of Basalt and Anthracite

The history of Basalt and Anthracite 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.

Basalt and Anthracite Origin and Discoverer

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

Etymology of Basalt and Anthracite

Along with Basalt and Anthracite definition, know more about the etymology of Basalt and Anthracite. Etymology of Basalt and Anthracite gives information about origin and formation of a particular rock. Know more about Formation of Basalt and Formation of Anthracite. The etymology of Basalt is From Late Latin Basaltes (variant of basanites ), very hard stone, which was imported from Ancient Greek Basanites while that of Anthracite is From Late Latin Basaltes (variant of basanites ), very hard stone, which was imported from Ancient Greek Basanites. The process of formation of rocks defines the class of rock. All the rocks in a class are formed by similar processes. Basalt belongs to Igneous Rocks while Anthracite belongs to Metamorphic Rocks. The sub-class, group and other categories of Basalt and Anthracite are listed below.

For Basalt,

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

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