Nepheline Syenite and Diorite Definition

Definition of Nepheline Syenite and Diorite

The general Nepheline Syenite and Diorite definition can be stated as: Nepheline Syenite is a holocrystalline plutonic rock resembling syenite but containing nepheline and lacking quartz. On the other hand, Diorite is a grey to dark-grey intermediate intrusive igneous rock composed principally of plagioclase feldspar,biotite, hornblende, and pyroxene. Along with definition of Nepheline Syenite and Diorite, get to know about Properties of Nepheline Syenite and Diorite. Get to know more information about Nepheline Syenite and Diorite origin and discoverer, etymology and class.

History of Nepheline Syenite and Diorite

The history of Nepheline Syenite and Diorite 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 Diorite Origin and Discoverer

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

Etymology of Nepheline Syenite and Diorite

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

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