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Slate and Phonolite Definition

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1 Definition
1.1 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
Phonolite is an uncommon extrusive igneous rock volcanic rock of intermediate chemical composition between felsic and mafic
1.2 History
1.2.1 Origin
England
Unknown
1.2.2 Discoverer
Unknown
Unknown
1.3 Etymology
From Old French esclate, from esclat (French éclat)
From the Greek meaning sounding stone because of the metallic sound it produces if an unfractured plate is hit
1.4 Class
Metamorphic Rocks
Igneous Rocks
1.4.1 Sub-Class
Durable Rock, Medium Hardness Rock
Durable Rock, Medium Hardness Rock
1.5 Family
1.5.1 Group
Not Applicable
Not Applicable
1.6 Other Categories
Fine Grained Rock, Opaque Rock
Fine Grained Rock, Opaque Rock

Definition of Slate and Phonolite

The general Slate and Phonolite 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, Phonolite is an uncommon extrusive igneous rock volcanic rock of intermediate chemical composition between felsic and mafic. Along with definition of Slate and Phonolite, get to know about Properties of Slate and Phonolite. Get to know more information about Slate and Phonolite origin and discoverer, etymology and class.

History of Slate and Phonolite

The history of Slate and Phonolite 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 Phonolite Origin and Discoverer

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

Etymology of Slate and Phonolite

Along with Slate and Phonolite definition, know more about the etymology of Slate and Phonolite. Etymology of Slate and Phonolite gives information about origin and formation of a particular rock. Know more about Formation of Slate and Formation of Phonolite. The etymology of Slate is From Old French esclate, from esclat (French éclat) while that of Phonolite 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 Phonolite belongs to Igneous Rocks. The sub-class, group and other categories of Slate and Phonolite 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 Phonolite,

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