Nepheline Syenite and Theralite Definition

Definition of Nepheline Syenite and Theralite

The general Nepheline Syenite and Theralite definition can be stated as: Nepheline Syenite is a holocrystalline plutonic rock resembling syenite but containing nepheline and lacking quartz. On the other hand, Theralite is a plutonic hylocrystalline igneous rock consisting of augite, olivine, calcic plagioclase and nepheline. Along with definition of Nepheline Syenite and Theralite, get to know about Properties of Nepheline Syenite and Theralite. Get to know more information about Nepheline Syenite and Theralite origin and discoverer, etymology and class.

History of Nepheline Syenite and Theralite

The history of Nepheline Syenite and Theralite 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 Theralite Origin and Discoverer

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

Etymology of Nepheline Syenite and Theralite

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

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