Nephelinite and Marl Definition

Definition of Nephelinite and Marl

The general Nephelinite and Marl 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, Marl is an unconsolidated sedimentary rock consisting of clay and lime. Along with definition of Nephelinite and Marl, get to know about Properties of Nephelinite and Marl. Get to know more information about Nephelinite and Marl origin and discoverer, etymology and class.

History of Nephelinite and Marl

The history of Nephelinite and Marl 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 Marl Origin and Discoverer

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

Etymology of Nephelinite and Marl

Along with Nephelinite and Marl definition, know more about the etymology of Nephelinite and Marl. Etymology of Nephelinite and Marl gives information about origin and formation of a particular rock. Know more about Formation of Nephelinite and Formation of Marl. The etymology of Nephelinite is from French néphéline, from Greek nephelē while that of Marl 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 Marl belongs to Sedimentary Rocks. The sub-class, group and other categories of Nephelinite and Marl are listed below.

For Nephelinite,

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

For Marl,

• Sub-class: Durable Rock and Soft Rock
• Group: Not applicable
• Other Categories: Fine grained rock and Opaque rock