Gossan and Trondhjemite Definition

Definition of Gossan and Trondhjemite

The general Gossan and Trondhjemite 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, Trondhjemite is a leucocratic (light-colored) intrusive igneous rock. It is a variety of tonalite in which the plagioclase is mostly in the form of oligoclase. Trondhjemites are sometimes known as plagiogranites.. Along with definition of Gossan and Trondhjemite, get to know about Properties of Gossan and Trondhjemite. Get to know more information about Gossan and Trondhjemite origin and discoverer, etymology and class.

History of Gossan and Trondhjemite

The history of Gossan and Trondhjemite 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 Trondhjemite Origin and Discoverer

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

Etymology of Gossan and Trondhjemite

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

• Sub-class: Durable Rock and Hard Rock
• Group: Plutonic
• Other Categories: Coarse grained rock, Fine grained rock, Medium grained rock and Opaque rock