Norite and Anthracite Definition

Definition of Norite and Anthracite

The general Norite and Anthracite definition can be stated as: Norite is a mafic intrusive igneous rock composed largely of the calcium-rich plagioclase labradorite, orthopyroxene, and olivine. On the other hand, Anthracite is a type of sedimentary rock which is hard and is variety of coal that has high luster. Along with definition of Norite and Anthracite, get to know about Properties of Norite and Anthracite. Get to know more information about Norite and Anthracite origin and discoverer, etymology and class.

History of Norite and Anthracite

The history of Norite and Anthracite 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.

Norite and Anthracite Origin and Discoverer

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

Etymology of Norite and Anthracite

Along with Norite and Anthracite definition, know more about the etymology of Norite and Anthracite. Etymology of Norite and Anthracite gives information about origin and formation of a particular rock. Know more about Formation of Norite and Formation of Anthracite. The etymology of Norite is From the Norwegian name for Norway, Norge while that of Anthracite is From the Norwegian name for Norway, Norge. The process of formation of rocks defines the class of rock. All the rocks in a class are formed by similar processes. Norite belongs to Igneous Rocks while Anthracite belongs to Metamorphic Rocks. The sub-class, group and other categories of Norite and Anthracite are listed below.

For Norite,

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

For Anthracite,

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