Slate and Chert Definition
Definition
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
  
Chert is a hard, dark, opaque sedimentary rock which is composed of silica with an amorphous fine-grained texture
  
History
  
  
Origin
England
  
Unknown
  
Discoverer
Unknown
  
Unknown
  
Etymology
From Old French esclate, from esclat (French éclat)
  
From flint-like quartz, 1670s, of unknown origin- a local term, which has been taken into geological use
  
Class
Metamorphic Rocks
  
Sedimentary Rocks
  
Sub-Class
Durable Rock, Medium Hardness Rock
  
Durable Rock, Hard Rock
  
Family
  
  
Group
Not Applicable
  
Not Applicable
  
Other Categories
Fine Grained Rock, Opaque Rock
  
Fine Grained Rock, Opaque Rock
  
Definition of Slate and Chert
The general Slate and Chert definition can be stated as: 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. On the other hand, Chert is a hard, dark, opaque sedimentary rock which is composed of silica with an amorphous fine-grained texture. Along with definition of Slate and Chert, get to know about Properties of Slate and Chert. Get to know more information about Slate and Chert origin and discoverer, etymology and class.
History of Slate and Chert
The history of Slate and Chert 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.
Slate and Chert Origin and Discoverer
Slate and Chert definition gives us a brief idea about the two rocks. In some cases, the definition also gives summary about the Formation of Slate and Chert. In this section, you will know about Slate and Chert Origin and Discoverer. Origin of Slate is England whereas Origin of Chert is Unknown. It is interesting to know the name of Slate and Chert discoverer. The discoverer of Slate and Chert are Unknown.
Etymology of Slate and Chert
Along with Slate and Chert definition, know more about the etymology of Slate and Chert. Etymology of Slate and Chert gives information about origin and formation of a particular rock. Know more about Formation of Slate and Formation of Chert. The etymology of Slate is From Old French esclate, from esclat (French éclat) while that of Chert is From Old French esclate, from esclat (French éclat). The process of formation of rocks defines the class of rock. All the rocks in a class are formed by similar processes. Slate belongs to Metamorphic Rocks while Chert belongs to Sedimentary Rocks. The sub-class, group and other categories of Slate and Chert are listed below.
For Slate,
- Sub-class: Durable Rock and Medium Hardness Rock
- Group: Not applicable
- Other Categories: Fine grained rock and Opaque rock
For Chert,
- Sub-class: Durable Rock and Hard Rock
- Group: Not applicable
- Other Categories: Fine grained rock and Opaque rock