Argillite and Trachyte Definition

Definition of Argillite and Trachyte

The general Argillite and Trachyte 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, Trachyte is a grey fine-grained volcanic rock which mainly consists of alkali feldspar. Along with definition of Argillite and Trachyte, get to know about Properties of Argillite and Trachyte. Get to know more information about Argillite and Trachyte origin and discoverer, etymology and class.

History of Argillite and Trachyte

The history of Argillite and Trachyte 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 Trachyte Origin and Discoverer

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

Etymology of Argillite and Trachyte

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

For Argillite,

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

For Trachyte,

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