Nephelinite and Oolite Definition

Definition of Nephelinite and Oolite

The general Nephelinite and Oolite definition can be stated as: Nephelinite is a fine-grained or aphanitic igneous rock made up almost entirely of nepheline and clinopyroxene (variety augite).. On the other hand, Oolite is a sedimentary rock formed from ooids, spherical grains which are composed of concentric layers of calcite. Along with definition of Nephelinite and Oolite, get to know about Properties of Nephelinite and Oolite. Get to know more information about Nephelinite and Oolite origin and discoverer, etymology and class.

History of Nephelinite and Oolite

The history of Nephelinite and Oolite 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.

Nephelinite and Oolite Origin and Discoverer

Nephelinite and Oolite definition gives us a brief idea about the two rocks. In some cases, the definition also gives summary about the Formation of Nephelinite and Oolite. In this section, you will know about Nephelinite and Oolite Origin and Discoverer. Origin of Nephelinite is Brazil whereas Origin of Oolite is Unknown. It is interesting to know the name of Nephelinite and Oolite discoverer. The discoverer of Nephelinite and Oolite are Unknown.

Etymology of Nephelinite and Oolite

Along with Nephelinite and Oolite definition, know more about the etymology of Nephelinite and Oolite. Etymology of Nephelinite and Oolite gives information about origin and formation of a particular rock. Know more about Formation of Nephelinite and Formation of Oolite. The etymology of Nephelinite is from French néphéline, from Greek nephelē while that of Oolite is from French néphéline, from Greek nephelē. The process of formation of rocks defines the class of rock. All the rocks in a class are formed by similar processes. Nephelinite belongs to Igneous Rocks while Oolite belongs to Sedimentary Rocks. The sub-class, group and other categories of Nephelinite and Oolite are listed below.

For Nephelinite,

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

For Oolite,

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