Argillite and Arkose Definition

Definition of Argillite and Arkose

The general Argillite and Arkose definition can be stated as: Argillites are highly compact sedimentary or slightly metamorphosed rocks that consist largely or wholly of particles of clay or silt but lack the fissility of shale or the cleavage characteristic of slate. On the other hand, Arkose is a sedimentary rock, specifically a type of sandstone containing at least 25% feldspar. Along with definition of Argillite and Arkose, get to know about Properties of Argillite and Arkose. Get to know more information about Argillite and Arkose origin and discoverer, etymology and class.

History of Argillite and Arkose

The history of Argillite and Arkose 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.

Argillite and Arkose Origin and Discoverer

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

Etymology of Argillite and Arkose

Along with Argillite and Arkose definition, know more about the etymology of Argillite and Arkose. Etymology of Argillite and Arkose gives information about origin and formation of a particular rock. Know more about Formation of Argillite and Formation of Arkose. The etymology of Argillite is From Latin Argilla (clay) and -ite in English which became agrilla+ -ite = Argillite while that of Arkose is From Latin Argilla (clay) and -ite in English which became agrilla+ -ite = Argillite. The process of formation of rocks defines the class of rock. All the rocks in a class are formed by similar processes. Argillite and Arkose belong to Sedimentary Rocks. The sub-class, group and other categories of Argillite and Arkose are listed below.

For Argillite,

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

For Arkose,

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