Charnockite and Coal Definition

Definition of Charnockite and Coal

The general Charnockite and Coal definition can be stated as: Charnockite is a variety of granite containing minerals like orthopyroxene, quartz, and feldspar. On the other hand, Coal is a combustible black or brownish-black sedimentary rock usually occurring in rock strata in layers called coal beds. Along with definition of Charnockite and Coal, get to know about Properties of Charnockite and Coal. Get to know more information about Charnockite and Coal origin and discoverer, etymology and class.

History of Charnockite and Coal

The history of Charnockite and Coal 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.

Charnockite and Coal Origin and Discoverer

Charnockite and Coal definition gives us a brief idea about the two rocks. In some cases, the definition also gives summary about the Formation of Charnockite and Coal. In this section, you will know about Charnockite and Coal Origin and Discoverer. Origin of Charnockite is Tamil Nadu, India whereas Origin of Coal is USA. It is interesting to know the name of Charnockite and Coal discoverer. The Discoverer of Charnockite is T. H. Holland and the discoverer of Coal is John Peter Salley.

Etymology of Charnockite and Coal

Along with Charnockite and Coal definition, know more about the etymology of Charnockite and Coal. Etymology of Charnockite and Coal gives information about origin and formation of a particular rock. Know more about Formation of Charnockite and Formation of Coal. The etymology of Charnockite is From Job Charnock, an administtrator of East India Company while that of Coal is From Job Charnock, an administtrator of East India Company. The process of formation of rocks defines the class of rock. All the rocks in a class are formed by similar processes. Charnockite belongs to Igneous Rocks while Coal belongs to Sedimentary Rocks. The sub-class, group and other categories of Charnockite and Coal are listed below.

For Charnockite,

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

For Coal,

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