Argillite and Nepheline Syenite Definition

Definition of Argillite and Nepheline Syenite

The general Argillite and Nepheline Syenite 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, Nepheline Syenite is a holocrystalline plutonic rock resembling syenite but containing nepheline and lacking quartz. Along with definition of Argillite and Nepheline Syenite, get to know about Properties of Argillite and Nepheline Syenite. Get to know more information about Argillite and Nepheline Syenite origin and discoverer, etymology and class.

History of Argillite and Nepheline Syenite

The history of Argillite and Nepheline Syenite 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 Nepheline Syenite Origin and Discoverer

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

Etymology of Argillite and Nepheline Syenite

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

For Argillite,

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

For Nepheline Syenite,

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