Arkose and Chert Definition

Definition of Arkose and Chert

The general Arkose and Chert definition can be stated as: Arkose is a sedimentary rock, specifically a type of sandstone containing at least 25% feldspar. 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 Arkose and Chert, get to know about Properties of Arkose and Chert. Get to know more information about Arkose and Chert origin and discoverer, etymology and class.

History of Arkose and Chert

The history of Arkose 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.

Arkose and Chert Origin and Discoverer

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

Etymology of Arkose and Chert

Along with Arkose and Chert definition, know more about the etymology of Arkose and Chert. Etymology of Arkose and Chert gives information about origin and formation of a particular rock. Know more about Formation of Arkose and Formation of Chert. The etymology of Arkose is From Auvergne region of France used by a French geologist Alexandre Brongniart in 1826 who applied this term to some feldspathic sandstones while that of Chert is From Auvergne region of France used by a French geologist Alexandre Brongniart in 1826 who applied this term to some feldspathic sandstones. The process of formation of rocks defines the class of rock. All the rocks in a class are formed by similar processes. Arkose and Chert belong to Sedimentary Rocks. The sub-class, group and other categories of Arkose and Chert are listed below.

For Arkose,

• Sub-class: Durable Rock and Hard Rock
• Group: Not applicable
• Other Categories: Coarse 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