Anthracite and Adamellite Definition

Definition of Anthracite and Adamellite

The general Anthracite and Adamellite definition can be stated as: Anthracite is a type of sedimentary rock which is hard and is variety of coal that has high luster. On the other hand, Adamellite is a coarse-grained porphyritic igneous rock, a variety of Monzogranite and dominated by phenocrysts of orthoclase in a granular groundmass of perthite, plagioclase and quartz. Along with definition of Anthracite and Adamellite, get to know about Properties of Anthracite and Adamellite. Get to know more information about Anthracite and Adamellite origin and discoverer, etymology and class.

History of Anthracite and Adamellite

The history of Anthracite and Adamellite 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.

Anthracite and Adamellite Origin and Discoverer

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

Etymology of Anthracite and Adamellite

Along with Anthracite and Adamellite definition, know more about the etymology of Anthracite and Adamellite. Etymology of Anthracite and Adamellite gives information about origin and formation of a particular rock. Know more about Formation of Anthracite and Formation of Adamellite. The etymology of Anthracite is From Greek anthrakites, from anthrax, anthrak meaning coal while that of Adamellite is From Greek anthrakites, from anthrax, anthrak meaning coal. The process of formation of rocks defines the class of rock. All the rocks in a class are formed by similar processes. Anthracite belongs to Metamorphic Rocks while Adamellite belongs to Igneous Rocks. The sub-class, group and other categories of Anthracite and Adamellite are listed below.

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

For Adamellite,

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