Nephelinite and Syenite Definition

Definition of Nephelinite and Syenite

The general Nephelinite and Syenite definition can be stated as: Nephelinite is a fine-grained or aphanitic igneous rock made up almost entirely of nepheline and clinopyroxene (variety augite).. On the other hand, Syenite is a coarse-grained igneous rock which is composed mainly of alkali feldspar and various ferromagnesian minerals. Along with definition of Nephelinite and Syenite, get to know about Properties of Nephelinite and Syenite. Get to know more information about Nephelinite and Syenite origin and discoverer, etymology and class.

History of Nephelinite and Syenite

The history of Nephelinite and 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.

Nephelinite and Syenite Origin and Discoverer

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

Etymology of Nephelinite and Syenite

Along with Nephelinite and Syenite definition, know more about the etymology of Nephelinite and Syenite. Etymology of Nephelinite and Syenite gives information about origin and formation of a particular rock. Know more about Formation of Nephelinite and Formation of Syenite. The etymology of Nephelinite is from French néphéline, from Greek nephelē while that of Syenite is from French néphéline, from Greek nephelē. The process of formation of rocks defines the class of rock. All the rocks in a class are formed by similar processes. Nephelinite and Syenite belong to Igneous Rocks. The sub-class, group and other categories of Nephelinite and Syenite are listed below.

For Nephelinite,

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

For Syenite,

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