Shale and Scoria Definition
Definition
Shale is a fine-grained sedimentary rock which is formed by the compaction of silt and clay-size mineral particles
  
Scoria is a dark-colored extrusive igneous rock with abundant round bubble-like cavities
  
History
  
  
Discoverer
Unknown
  
Unknown
  
Etymology
From German Schalstein laminated limestone, and Schalgebirge layer of stone in stratified rock. From Old English scealu in its base sense of- thing that divides or separate,
  
From late Middle English (denoting slag from molten metal), from Greek skōria refuse, from skōr dung
  
Class
Sedimentary Rocks
  
Igneous Rocks
  
Sub-Class
Durable Rock, Medium Hardness Rock
  
Durable Rock, Medium Hardness Rock
  
Family
  
  
Group
Not Applicable
  
Volcanic
  
Other Categories
Fine Grained Rock, Opaque Rock
  
Fine Grained Rock, Opaque Rock
  
Definition of Shale and Scoria
The general Shale and Scoria definition can be stated as: Shale is a fine-grained sedimentary rock which is formed by the compaction of silt and clay-size mineral particles. On the other hand, Scoria is a dark-colored extrusive igneous rock with abundant round bubble-like cavities. Along with definition of Shale and Scoria, get to know about Properties of Shale and Scoria. Get to know more information about Shale and Scoria origin and discoverer, etymology and class.
History of Shale and Scoria
The history of Shale and Scoria 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.
Shale and Scoria Origin and Discoverer
Shale and Scoria definition gives us a brief idea about the two rocks. In some cases, the definition also gives summary about the Formation of Shale and Scoria. In this section, you will know about Shale and Scoria Origin and Discoverer. Origin of Shale and Scoria are Unknown. It is interesting to know the name of Shale and Scoria discoverer. The discoverer of Shale and Scoria are Unknown.
Etymology of Shale and Scoria
Along with Shale and Scoria definition, know more about the etymology of Shale and Scoria. Etymology of Shale and Scoria gives information about origin and formation of a particular rock. Know more about Formation of Shale and Formation of Scoria. The etymology of Shale is From German Schalstein laminated limestone, and Schalgebirge layer of stone in stratified rock. From Old English scealu in its base sense of- thing that divides or separate, while that of Scoria is From German Schalstein laminated limestone, and Schalgebirge layer of stone in stratified rock. From Old English scealu in its base sense of- thing that divides or separate,. The process of formation of rocks defines the class of rock. All the rocks in a class are formed by similar processes. Shale belongs to Sedimentary Rocks while Scoria belongs to Igneous Rocks. The sub-class, group and other categories of Shale and Scoria are listed below.
For Shale,
- Sub-class: Durable Rock and Medium Hardness Rock
- Group: Not applicable
- Other Categories: Fine grained rock and Opaque rock
For Scoria,
- Sub-class: Durable Rock and Medium Hardness Rock
- Group: Volcanic
- Other Categories: Fine grained rock and Opaque rock