Anthracite and Claystone Definition

Definition of Anthracite and Claystone

The general Anthracite and Claystone 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, Claystone is a fine-grained, dark gray to pink sedimentary rock which mainly consists of compacted and hardened clay. Along with definition of Anthracite and Claystone, get to know about Properties of Anthracite and Claystone. Get to know more information about Anthracite and Claystone origin and discoverer, etymology and class.

History of Anthracite and Claystone

The history of Anthracite and Claystone 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 Claystone Origin and Discoverer

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

Etymology of Anthracite and Claystone

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

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