Soapstone and Coal Definition

Definition of Soapstone and Coal

The general Soapstone and Coal definition can be stated as: It is a metamorphic magnesium rich rock because it is composed of the mineral talc. 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 Soapstone and Coal, get to know about Properties of Soapstone and Coal. Get to know more information about Soapstone and Coal origin and discoverer, etymology and class.

History of Soapstone and Coal

The history of Soapstone 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.

Soapstone and Coal Origin and Discoverer

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

Etymology of Soapstone and Coal

Along with Soapstone and Coal definition, know more about the etymology of Soapstone and Coal. Etymology of Soapstone and Coal gives information about origin and formation of a particular rock. Know more about Formation of Soapstone and Formation of Coal. The etymology of Soapstone is From 17th century, because of its greasy feel and use like a soap while that of Coal is From 17th century, because of its greasy feel and use like a soap. The process of formation of rocks defines the class of rock. All the rocks in a class are formed by similar processes. Soapstone belongs to Metamorphic Rocks while Coal belongs to Sedimentary Rocks. The sub-class, group and other categories of Soapstone and Coal are listed below.

For Soapstone,

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