Home
Compare Rocks


Essexite  and Slate Definition


Slate and Essexite  Definition


Definition

Definition
Essexite which is also known as nepheline monzogabbro, is a dark gray or black holocrystalline plutonic Iigneous Rock   
Slate is a fine-grained, foliated, homogeneous metamorphic rock derived from an original shale-type sedimentary rock composed of clay or volcanic ash through low-grade regional metamorphism   

History
  
  

Origin
USA   
England   

Discoverer
Unknown   
Unknown   

Etymology
From the locality in Essex County, Massachusetts,US   
From Old French esclate, from esclat (French éclat)   

Class
Igneous Rocks   
Metamorphic Rocks   

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

Family
  
  

Group
Plutonic   
Not Applicable   

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

Texture >>
<< Summary

Definition of Essexite  and Slate

The general Essexite  and Slate definition can be stated as: Essexite which is also known as nepheline monzogabbro, is a dark gray or black holocrystalline plutonic Iigneous Rock. On the other hand, Slate is a fine-grained, foliated, homogeneous metamorphic rock derived from an original shale-type sedimentary rock composed of clay or volcanic ash through low-grade regional metamorphism. Along with definition of Essexite  and Slate, get to know about Properties of Essexite  and Slate. Get to know more information about Essexite  and Slate origin and discoverer, etymology and class.

Compare Igneous Rocks

History of Essexite  and Slate

The history of Essexite  and Slate 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.

Essexite  and Slate Origin and Discoverer

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

Etymology of Essexite  and Slate

Along with Essexite  and Slate definition, know more about the etymology of Essexite  and Slate. Etymology of Essexite  and Slate gives information about origin and formation of a particular rock. Know more about Formation of Essexite  and Formation of Slate. The etymology of Essexite  is From the locality in Essex County, Massachusetts,US while that of Slate is From the locality in Essex County, Massachusetts,US. The process of formation of rocks defines the class of rock. All the rocks in a class are formed by similar processes. Essexite  belongs to Igneous Rocks while Slate belongs to Metamorphic Rocks. The sub-class, group and other categories of Essexite  and Slate are listed below.

For Essexite ,

For Slate,

Igneous Rocks

Igneous Rocks

» More Igneous Rocks

Compare Igneous Rocks

» More Compare Igneous Rocks