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Rhyodacite
Rhyodacite

Adakite
Adakite



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Rhyodacite
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Adakite

Rhyodacite and Adakite Definition

1 Definition
1.1 Definition
Rhyodacite is an extrusive volcanic rock intermediate in composition between dacite and rhyolite
Adakite is an intermediate to felsic volcanic rock that has geochemical characteristics of magma which is said to be formed by partial melting of altered basalt that is subducted below volcanic arcs
1.2 History
1.2.1 Origin
USA
Adak, Aleutian Islands
1.2.2 Discoverer
Unknown
Defant and Drummond
1.3 Etymology
Rhyo lite + dacite : a rock intermediate between rhyolite and dacite that is the extrusive equivalent of granodiorite
From Adak, Aleutian Islands
1.4 Class
Igneous 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
Volcanic
Volcanic
1.6 Other Categories
Fine Grained Rock, Opaque Rock
Fine Grained Rock, Medium Grained Rock, Opaque Rock

Definition of Rhyodacite and Adakite

The general Rhyodacite and Adakite definition can be stated as: Rhyodacite is an extrusive volcanic rock intermediate in composition between dacite and rhyolite. On the other hand, Adakite is an intermediate to felsic volcanic rock that has geochemical characteristics of magma which is said to be formed by partial melting of altered basalt that is subducted below volcanic arcs. Along with definition of Rhyodacite and Adakite, get to know about Properties of Rhyodacite and Adakite. Get to know more information about Rhyodacite and Adakite origin and discoverer, etymology and class.

History of Rhyodacite and Adakite

The history of Rhyodacite and Adakite 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.

Rhyodacite and Adakite Origin and Discoverer

Rhyodacite and Adakite definition gives us a brief idea about the two rocks. In some cases, the definition also gives summary about the Formation of Rhyodacite and Adakite. In this section, you will know about Rhyodacite and Adakite Origin and Discoverer. Origin of Rhyodacite is USA whereas Origin of Adakite is Adak, Aleutian Islands. It is interesting to know the name of Rhyodacite and Adakite discoverer. The Discoverer of Rhyodacite is Unknown and the discoverer of Adakite is Defant and Drummond.

Etymology of Rhyodacite and Adakite

Along with Rhyodacite and Adakite definition, know more about the etymology of Rhyodacite and Adakite. Etymology of Rhyodacite and Adakite gives information about origin and formation of a particular rock. Know more about Formation of Rhyodacite and Formation of Adakite. The etymology of Rhyodacite is Rhyo lite + dacite : a rock intermediate between rhyolite and dacite that is the extrusive equivalent of granodiorite while that of Adakite is Rhyo lite + dacite : a rock intermediate between rhyolite and dacite that is the extrusive equivalent of granodiorite. The process of formation of rocks defines the class of rock. All the rocks in a class are formed by similar processes. Rhyodacite and Adakite belong to Igneous Rocks. The sub-class, group and other categories of Rhyodacite and Adakite are listed below.

For Rhyodacite,

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

For Adakite,

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