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Trachyandesite
Trachyandesite

Comendite
Comendite



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Trachyandesite and Comendite Definition

1 Definition
1.1 Definition
Trachyandesite is an extrusive igneous rock.
Comendite is a hard, peralkaline igneous rock, a type of light blue grey rhyolite
1.2 History
1.2.1 Origin
Indonesia
Italy
1.2.2 Discoverer
Unknown
Unknown
1.3 Etymology
From French trachyandésite, trachy + andésite andesite, a lava intermediate in composition between trachyte and andesite
Comendite derives its name from the area of Le Commende on San Pietro Island in Italy
1.4 Class
Igneous Rocks
Igneous Rocks
1.4.1 Sub-Class
Durable Rock, Medium Hardness Rock
Durable Rock, Hard Rock
1.5 Family
1.5.1 Group
Volcanic
Volcanic
1.6 Other Categories
Fine Grained Rock, Opaque Rock
Medium Grained Rock, Opaque Rock

Definition of Trachyandesite and Comendite

The general Trachyandesite and Comendite definition can be stated as: Trachyandesite is an extrusive igneous rock.. On the other hand, Comendite is a hard, peralkaline igneous rock, a type of light blue grey rhyolite. Along with definition of Trachyandesite and Comendite, get to know about Properties of Trachyandesite and Comendite. Get to know more information about Trachyandesite and Comendite origin and discoverer, etymology and class.

History of Trachyandesite and Comendite

The history of Trachyandesite and Comendite 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.

Trachyandesite and Comendite Origin and Discoverer

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

Etymology of Trachyandesite and Comendite

Along with Trachyandesite and Comendite definition, know more about the etymology of Trachyandesite and Comendite. Etymology of Trachyandesite and Comendite gives information about origin and formation of a particular rock. Know more about Formation of Trachyandesite and Formation of Comendite. The etymology of Trachyandesite is From French trachyandésite, trachy + andésite andesite, a lava intermediate in composition between trachyte and andesite while that of Comendite is From French trachyandésite, trachy + andésite andesite, a lava intermediate in composition between trachyte and andesite. The process of formation of rocks defines the class of rock. All the rocks in a class are formed by similar processes. Trachyandesite and Comendite belong to Igneous Rocks. The sub-class, group and other categories of Trachyandesite and Comendite are listed below.

For Trachyandesite,

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

For Comendite,

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