Gossan and Coal Definition

Definition of Gossan and Coal

The general Gossan and Coal definition can be stated as: Gossan is intensely oxidized, weathered or decomposed rock, usually the upper and exposed part of an ore deposit or mineral vein.. 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 Gossan and Coal, get to know about Properties of Gossan and Coal. Get to know more information about Gossan and Coal origin and discoverer, etymology and class.

History of Gossan and Coal

The history of Gossan 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.

Gossan and Coal Origin and Discoverer

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

Etymology of Gossan and Coal

Along with Gossan and Coal definition, know more about the etymology of Gossan and Coal. Etymology of Gossan and Coal gives information about origin and formation of a particular rock. Know more about Formation of Gossan and Formation of Coal. The etymology of Gossan is From Cornish gossen from gos, blood from Old Cornish guit while that of Coal is From Cornish gossen from gos, blood from Old Cornish guit. The process of formation of rocks defines the class of rock. All the rocks in a class are formed by similar processes. Gossan belongs to Metamorphic Rocks while Coal belongs to Sedimentary Rocks. The sub-class, group and other categories of Gossan and Coal are listed below.

For Gossan,

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