Amphibolite and Nepheline Syenite Definition

Definition of Amphibolite and Nepheline Syenite

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

History of Amphibolite and Nepheline Syenite

The history of Amphibolite 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.

Amphibolite and Nepheline Syenite Origin and Discoverer

Amphibolite 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 Amphibolite and Nepheline Syenite. In this section, you will know about Amphibolite and Nepheline Syenite Origin and Discoverer. Origin of Amphibolite and Nepheline Syenite are Unknown. It is interesting to know the name of Amphibolite and Nepheline Syenite discoverer. The Discoverer of Amphibolite is Alexandre Brongniart and the discoverer of Nepheline Syenite is Unknown.

Etymology of Amphibolite and Nepheline Syenite

Along with Amphibolite and Nepheline Syenite definition, know more about the etymology of Amphibolite and Nepheline Syenite. Etymology of Amphibolite and Nepheline Syenite gives information about origin and formation of a particular rock. Know more about Formation of Amphibolite and Formation of Nepheline Syenite. The etymology of Amphibolite is From Amphibole + -ite while that of Nepheline Syenite is From Amphibole + -ite. The process of formation of rocks defines the class of rock. All the rocks in a class are formed by similar processes. Amphibolite belongs to Metamorphic Rocks while Nepheline Syenite belongs to Igneous Rocks. The sub-class, group and other categories of Amphibolite and Nepheline Syenite are listed below.

For Amphibolite,

• Sub-class: Durable Rock and Hard Rock
• Group: Not applicable
• Other Categories: Coarse grained rock, Medium 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