Argillite and Aplite Definition

Definition of Argillite and Aplite

The general Argillite and Aplite 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, Aplite is a fine-grained granite composed mainly of feldspar and quartz. Along with definition of Argillite and Aplite, get to know about Properties of Argillite and Aplite. Get to know more information about Argillite and Aplite origin and discoverer, etymology and class.

History of Argillite and Aplite

The history of Argillite and Aplite 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 Aplite Origin and Discoverer

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

Etymology of Argillite and Aplite

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

For Argillite,

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

For Aplite,

• Sub-class: Durable Rock and Hard Rock
• Group: Plutonic
• Other Categories: Fine grained rock and Opaque rock