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Scoria Definition

Rocks with Medium Hardness

Marble
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Limestone
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Basalt
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Scoria Definition

Definition
Scoria is a dark-colored extrusive igneous rock with abundant round bubble-like cavities

History of Scoria

Origin
Unknown
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Discoverer
Unknown

Etymology
From late Middle English (denoting slag from molten metal), from Greek skōria refuse, from skōr dung

Class
Igneous Rocks
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Sub-Class
Durable Rock, Medium Hardness Rock
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Scoria Family

Group
Volcanic

Other Categories
Fine Grained Rock, Opaque Rock

Define Scoria

Scoria is one of the important type of rocks. If we have to define Scoria in general, Scoria is a dark-colored extrusive igneous rock with abundant round bubble-like cavities. Scoria comes under Igneous Rocks. All Igneous Rocks have similar properties and formation process. Along with Scoria Definition, know more about the History of Scoria, Etymology of Scoria in next sections.

History of Scoria

In the above section, we have gone through the Scoria definition. Now let's study about the history of Scoria. Our mother Earth is more than millions of years old. Almost whole surface of earth is made up of rocks. These rocks are covered by a layer of soil of considerable thickness. There are many interesting Scoria Types and Facts which give information about the Earth's crust.

Scoria Origin and Discoverer

It is always interesting to know about Scoria origin and discoverer. Scoria origin lies way back in the history. According to the geological information, the location where Scoria was first found is Unknown. Later, Scoria was found in many parts of the world. You can know the name of Scoria discoverer here. Discoverers of rocks are generally geologists who have deep knowledge about rocks. The discoverer of Scoria rock is Unknown.

Etymology of Scoria

Know more about the etymology and class of Scoria. Etymology of Scoria gives the information about the history of Scoria, its origin and how it is formed. In some cases, the etymology depends on Formation of Scoria. The Scoria etymology is From late Middle English (denoting slag from molten metal), from Greek skōria refuse, from skōr dung.

Class of Scoria

After going through the etymology of Scoria and Scoria definition, let us now discuss about the class of Scoria. Class of Scoria is Igneous Rocks. All igneous rocks are further classified as Plutonic Rocks and Extrusive Rocks. Scoria Class gives the category of rocks in which Scoria falls. Other than Igneous Rocks, Scoria is also categorized into:

  • Durable Rock and Medium Hardness Rock
  • Fine grained rock and Opaque rock