Nepheline Syenite and Pegmatite Definition

Definition of Nepheline Syenite and Pegmatite

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

History of Nepheline Syenite and Pegmatite

The history of Nepheline Syenite and Pegmatite 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 Pegmatite Origin and Discoverer

Nepheline Syenite and Pegmatite 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 Pegmatite. In this section, you will know about Nepheline Syenite and Pegmatite Origin and Discoverer. Origin of Nepheline Syenite and Pegmatite are Unknown. It is interesting to know the name of Nepheline Syenite and Pegmatite discoverer. The Discoverer of Nepheline Syenite is Unknown and the discoverer of Pegmatite is R. J. Hauy.

Etymology of Nepheline Syenite and Pegmatite

Along with Nepheline Syenite and Pegmatite definition, know more about the etymology of Nepheline Syenite and Pegmatite. Etymology of Nepheline Syenite and Pegmatite gives information about origin and formation of a particular rock. Know more about Formation of Nepheline Syenite and Formation of Pegmatite. The etymology of Nepheline Syenite is From origin of a Palaeozoic nepheline syenite from northern Shanxi Province, China while that of Pegmatite 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 and Pegmatite belong to Igneous Rocks. The sub-class, group and other categories of Nepheline Syenite and Pegmatite 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 Pegmatite,

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