Coal and Skarn Definition

Definition of Coal and Skarn

The general Coal and Skarn definition can be stated as: Coal is a combustible black or brownish-black sedimentary rock usually occurring in rock strata in layers called coal beds. On the other hand, Skarns are formed during regional or contact metamorphism and from a variety of metasomatic processes involving fluids of magmatic, metamorphic, and/or marine origin. Along with definition of Coal and Skarn, get to know about Properties of Coal and Skarn. Get to know more information about Coal and Skarn origin and discoverer, etymology and class.

History of Coal and Skarn

The history of Coal and Skarn 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.

Coal and Skarn Origin and Discoverer

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

Etymology of Coal and Skarn

Along with Coal and Skarn definition, know more about the etymology of Coal and Skarn. Etymology of Coal and Skarn gives information about origin and formation of a particular rock. Know more about Formation of Coal and Formation of Skarn. The etymology of Coal is From the Old English term col, which has meant mineral of fossilized carbon since the 13th century while that of Skarn is From the Old English term col, which has meant mineral of fossilized carbon since the 13th century. The process of formation of rocks defines the class of rock. All the rocks in a class are formed by similar processes. Coal belongs to Sedimentary Rocks while Skarn belongs to Metamorphic Rocks. The sub-class, group and other categories of Coal and Skarn are listed below.

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

For Skarn,

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