Argillite and Dunite Definition

Definition of Argillite and Dunite

The general Argillite and Dunite 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, Dunite is a green to brownish coarse-grained igneous rock mainly consisting of olivine. Along with definition of Argillite and Dunite, get to know about Properties of Argillite and Dunite. Get to know more information about Argillite and Dunite origin and discoverer, etymology and class.

History of Argillite and Dunite

The history of Argillite and Dunite 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 Dunite Origin and Discoverer

Argillite and Dunite definition gives us a brief idea about the two rocks. In some cases, the definition also gives summary about the Formation of Argillite and Dunite. In this section, you will know about Argillite and Dunite Origin and Discoverer. Origin of Argillite is Unknown whereas Origin of Dunite is New Zealand. It is interesting to know the name of Argillite and Dunite discoverer. The Discoverer of Argillite is Unknown and the discoverer of Dunite is Ferdinand von Hochstetter.

Etymology of Argillite and Dunite

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

For Argillite,

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

For Dunite,

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