Nepheline Syenite and Argillite Definition

Definition of Nepheline Syenite and Argillite

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

History of Nepheline Syenite and Argillite

The history of Nepheline Syenite and Argillite 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.

Nepheline Syenite and Argillite Origin and Discoverer

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

Etymology of Nepheline Syenite and Argillite

Along with Nepheline Syenite and Argillite definition, know more about the etymology of Nepheline Syenite and Argillite. Etymology of Nepheline Syenite and Argillite gives information about origin and formation of a particular rock. Know more about Formation of Nepheline Syenite and Formation of Argillite. The etymology of Nepheline Syenite is From origin of a Palaeozoic nepheline syenite from northern Shanxi Province, China while that of Argillite is From origin of a Palaeozoic nepheline syenite from northern Shanxi Province, China. The process of formation of rocks defines the class of rock. All the rocks in a class are formed by similar processes. Nepheline Syenite belongs to Igneous Rocks while Argillite belongs to Sedimentary Rocks. The sub-class, group and other categories of Nepheline Syenite and Argillite are listed below.

For Nepheline Syenite,

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

For Argillite,

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