Felsite and Nepheline Syenite Definition

Definition of Felsite and Nepheline Syenite

The general Felsite and Nepheline Syenite definition can be stated as: Felsite is a very fine grained volcanic rock that may or may not contain larger crystals and light colored rock that typically requires petrographic examination or chemical analysis for more precise definition. On the other hand, Nepheline Syenite is a holocrystalline plutonic rock resembling syenite but containing nepheline and lacking quartz. Along with definition of Felsite and Nepheline Syenite, get to know about Properties of Felsite and Nepheline Syenite. Get to know more information about Felsite and Nepheline Syenite origin and discoverer, etymology and class.

History of Felsite and Nepheline Syenite

The history of Felsite 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.

Felsite and Nepheline Syenite Origin and Discoverer

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

Etymology of Felsite and Nepheline Syenite

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

For Felsite,

• Sub-class: Durable Rock and Medium Hardness Rock
• Group: Volcanic
• Other Categories: Fine 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