Scoria and Slate Definition

Definition of Scoria and Slate

The general Scoria and Slate definition can be stated as: Scoria is a dark-colored extrusive igneous rock with abundant round bubble-like cavities. 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 Scoria and Slate, get to know about Properties of Scoria and Slate. Get to know more information about Scoria and Slate origin and discoverer, etymology and class.

History of Scoria and Slate

The history of Scoria 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.

Scoria and Slate Origin and Discoverer

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

Etymology of Scoria and Slate

Along with Scoria and Slate definition, know more about the etymology of Scoria and Slate. Etymology of Scoria and Slate gives information about origin and formation of a particular rock. Know more about Formation of Scoria and Formation of Slate. The etymology of Scoria is From late Middle English (denoting slag from molten metal), from Greek skōria refuse, from skōr dung while that of Slate is From late Middle English (denoting slag from molten metal), from Greek skōria refuse, from skōr dung. The process of formation of rocks defines the class of rock. All the rocks in a class are formed by similar processes. Scoria belongs to Igneous Rocks while Slate belongs to Metamorphic Rocks. The sub-class, group and other categories of Scoria and Slate are listed below.

For Scoria,

• Sub-class: Durable Rock and Medium Hardness Rock
• Group: Volcanic
• Other Categories: Fine grained rock and Opaque rock

For Slate,

• Sub-class: Durable Rock and Medium Hardness Rock
• Group: Not applicable
• Other Categories: Fine grained rock and Opaque rock