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Gossan and Essexite  Definition


Essexite  and Gossan Definition


Definition

Definition
Gossan is intensely oxidized, weathered or decomposed rock, usually the upper and exposed part of an ore deposit or mineral vein.   
Essexite which is also known as nepheline monzogabbro, is a dark gray or black holocrystalline plutonic Iigneous Rock   

History
  
  

Origin
Indonesia   
USA   

Discoverer
Cornish Gossen   
Unknown   

Etymology
From Cornish gossen from gos, blood from Old Cornish guit   
From the locality in Essex County, Massachusetts,US   

Class
Metamorphic Rocks   
Igneous Rocks   

Sub-Class
Durable Rock, Medium Hardness Rock   
Durable Rock, Hard Rock   

Family
  
  

Group
Not Applicable   
Plutonic   

Other Categories
Fine Grained Rock, Medium Grained Rock, Opaque Rock   
Fine Grained Rock, Opaque Rock   

Texture >>
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Definition of Gossan and Essexite 

The general Gossan and Essexite  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, Essexite which is also known as nepheline monzogabbro, is a dark gray or black holocrystalline plutonic Iigneous Rock. Along with definition of Gossan and Essexite , get to know about Properties of Gossan and Essexite . Get to know more information about Gossan and Essexite  origin and discoverer, etymology and class.

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History of Gossan and Essexite 

The history of Gossan and Essexite  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 Essexite  Origin and Discoverer

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

Etymology of Gossan and Essexite 

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

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