Nepheline Syenite and Amphibolite Definition

Definition of Nepheline Syenite and Amphibolite

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

History of Nepheline Syenite and Amphibolite

The history of Nepheline Syenite and Amphibolite 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 Amphibolite Origin and Discoverer

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

Etymology of Nepheline Syenite and Amphibolite

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

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