Pegmatite and Nepheline Syenite Definition

Definition of Pegmatite and Nepheline Syenite

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

History of Pegmatite and Nepheline Syenite

The history of Pegmatite 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.

Pegmatite and Nepheline Syenite Origin and Discoverer

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

Etymology of Pegmatite and Nepheline Syenite

Along with Pegmatite and Nepheline Syenite definition, know more about the etymology of Pegmatite and Nepheline Syenite. Etymology of Pegmatite and Nepheline Syenite gives information about origin and formation of a particular rock. Know more about Formation of Pegmatite and Formation of Nepheline Syenite. The etymology of Pegmatite is From Greek pegma, pegmat which means- thing joined together + -ite while that of Nepheline Syenite is From Greek pegma, pegmat which means- thing joined together + -ite. The process of formation of rocks defines the class of rock. All the rocks in a class are formed by similar processes. Pegmatite and Nepheline Syenite belong to Igneous Rocks. The sub-class, group and other categories of Pegmatite and Nepheline Syenite are listed below.

For Pegmatite,

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