Anthracite and Granite Definition

Definition of Anthracite and Granite

The general Anthracite and Granite 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, Granite is a very hard, granular, crystalline igneous rock which consists mainly of quartz, mica, and feldspar and is often used as building stone. Along with definition of Anthracite and Granite, get to know about Properties of Anthracite and Granite. Get to know more information about Anthracite and Granite origin and discoverer, etymology and class.

History of Anthracite and Granite

The history of Anthracite and Granite 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 Granite Origin and Discoverer

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

Etymology of Anthracite and Granite

Along with Anthracite and Granite definition, know more about the etymology of Anthracite and Granite. Etymology of Anthracite and Granite gives information about origin and formation of a particular rock. Know more about Formation of Anthracite and Formation of Granite. The etymology of Anthracite is From Greek anthrakites, from anthrax, anthrak meaning coal while that of Granite 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 Granite belongs to Igneous Rocks. The sub-class, group and other categories of Anthracite and Granite 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 Granite,

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