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Tachylite
Tachylite

Comendite
Comendite



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Tachylite and Comendite Definition

1 Definition
1.1 Definition
Tachylite is a vitreous form of basaltic volcanic glass. This glass is formed naturally by the rapid cooling of molten basalt
Comendite is a hard, peralkaline igneous rock, a type of light blue grey rhyolite
1.2 History
1.2.1 Origin
Iceland
Italy
1.2.2 Discoverer
Unknown
Unknown
1.3 Etymology
From German Tachylite, from tachy- + Greek lutos soluble, melting
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
Coarse Grained Rock, Fine Grained Rock, Medium Grained Rock, Opaque Rock
Medium Grained Rock, Opaque Rock

Definition of Tachylite and Comendite

The general Tachylite and Comendite definition can be stated as: Tachylite is a vitreous form of basaltic volcanic glass. This glass is formed naturally by the rapid cooling of molten basalt. On the other hand, Comendite is a hard, peralkaline igneous rock, a type of light blue grey rhyolite. Along with definition of Tachylite and Comendite, get to know about Properties of Tachylite and Comendite. Get to know more information about Tachylite and Comendite origin and discoverer, etymology and class.

History of Tachylite and Comendite

The history of Tachylite 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.

Tachylite and Comendite Origin and Discoverer

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

Etymology of Tachylite and Comendite

Along with Tachylite and Comendite definition, know more about the etymology of Tachylite and Comendite. Etymology of Tachylite and Comendite gives information about origin and formation of a particular rock. Know more about Formation of Tachylite and Formation of Comendite. The etymology of Tachylite is From German Tachylite, from tachy- + Greek lutos soluble, melting while that of Comendite is From German Tachylite, from tachy- + Greek lutos soluble, melting. The process of formation of rocks defines the class of rock. All the rocks in a class are formed by similar processes. Tachylite and Comendite belong to Igneous Rocks. The sub-class, group and other categories of Tachylite and Comendite are listed below.

For Tachylite,

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

For Comendite,

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