Anthracite and Chert Definition

Definition of Anthracite and Chert

The general Anthracite and Chert 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, Chert is a hard, dark, opaque sedimentary rock which is composed of silica with an amorphous fine-grained texture. Along with definition of Anthracite and Chert, get to know about Properties of Anthracite and Chert. Get to know more information about Anthracite and Chert origin and discoverer, etymology and class.

History of Anthracite and Chert

The history of Anthracite and Chert 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 Chert Origin and Discoverer

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

Etymology of Anthracite and Chert

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

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