Coal and Phyllite Definition

Definition of Coal and Phyllite

The general Coal and Phyllite 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, Phyllite is a fine-grained metamorphic rock with a well-developed laminar structure, and is intermediate between slate and schist rocks. Along with definition of Coal and Phyllite, get to know about Properties of Coal and Phyllite. Get to know more information about Coal and Phyllite origin and discoverer, etymology and class.

History of Coal and Phyllite

The history of Coal and Phyllite 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 Phyllite Origin and Discoverer

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

Etymology of Coal and Phyllite

Along with Coal and Phyllite definition, know more about the etymology of Coal and Phyllite. Etymology of Coal and Phyllite gives information about origin and formation of a particular rock. Know more about Formation of Coal and Formation of Phyllite. 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 Phyllite 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 Phyllite belongs to Metamorphic Rocks. The sub-class, group and other categories of Coal and Phyllite 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 Phyllite,

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