Gossan and Variolite Definition

Definition of Gossan and Variolite

The general Gossan and Variolite 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, Variolites are a group of dark green basic igneous rocks which exhibit pale colored spots, or spherules, especially on weathered surfaces, that give them a pockmarked appearance. Along with definition of Gossan and Variolite, get to know about Properties of Gossan and Variolite. Get to know more information about Gossan and Variolite origin and discoverer, etymology and class.

History of Gossan and Variolite

The history of Gossan and Variolite 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 Variolite Origin and Discoverer

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

Etymology of Gossan and Variolite

Along with Gossan and Variolite definition, know more about the etymology of Gossan and Variolite. Etymology of Gossan and Variolite gives information about origin and formation of a particular rock. Know more about Formation of Gossan and Formation of Variolite. The etymology of Gossan is From Cornish gossen from gos, blood from Old Cornish guit while that of Variolite 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 Variolite belongs to Igneous Rocks. The sub-class, group and other categories of Gossan and Variolite 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 Variolite,

• Sub-class: Durable Rock and Hard Rock
• Group: Volcanic
• Other Categories: Opaque rock