Home

Igneous Rocks + -

Fossil Rocks + -

Metamorphic Rocks + -

Durable Rocks + -

Medium Grained Rocks + -

Compare Rocks


Pseudotachylite and Dacite Definition


Dacite and Pseudotachylite Definition


Definition

Definition
Very fine grained fault rock which is composed of glassy matrix that often contains inclusions of wall-rock fragments.   
Dacite is a volcanic igneous rock which is rintermediate in composition between andesite and rhyolite   

History
  
  

Origin
USA   
Romania and Moldova, Europe   

Discoverer
Unknown   
Unknown   

Etymology
From pseudo- +‎ tachylite, a glassy rock generated by frictional heat within faults.   
From Dacia, a province of the Roman Empire which lay between the Danube River and Carpathian Mountains where the rock was first described   

Class
Metamorphic Rocks   
Igneous Rocks   

Sub-Class
Durable Rock, Hard Rock   
Durable Rock, Soft Rock   

Family
  
  

Group
Not Applicable   
Volcanic   

Other Categories
Fine Grained Rock, Opaque Rock   
Fine Grained Rock, Medium Grained Rock, Opaque Rock   

Texture >>
<< Summary

Definition of Pseudotachylite and Dacite

The general Pseudotachylite and Dacite definition can be stated as: Very fine grained fault rock which is composed of glassy matrix that often contains inclusions of wall-rock fragments.. On the other hand, Dacite is a volcanic igneous rock which is rintermediate in composition between andesite and rhyolite. Along with definition of Pseudotachylite and Dacite, get to know about Properties of Pseudotachylite and Dacite. Get to know more information about Pseudotachylite and Dacite origin and discoverer, etymology and class.

Compare Metamorphic Rocks

History of Pseudotachylite and Dacite

The history of Pseudotachylite and Dacite 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.

Pseudotachylite and Dacite Origin and Discoverer

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

Etymology of Pseudotachylite and Dacite

Along with Pseudotachylite and Dacite definition, know more about the etymology of Pseudotachylite and Dacite. Etymology of Pseudotachylite and Dacite gives information about origin and formation of a particular rock. Know more about Formation of Pseudotachylite and Formation of Dacite. The etymology of Pseudotachylite is From pseudo- +‎ tachylite, a glassy rock generated by frictional heat within faults. while that of Dacite is From pseudo- +‎ tachylite, a glassy rock generated by frictional heat within faults.. The process of formation of rocks defines the class of rock. All the rocks in a class are formed by similar processes. Pseudotachylite belongs to Metamorphic Rocks while Dacite belongs to Igneous Rocks. The sub-class, group and other categories of Pseudotachylite and Dacite are listed below.

For Pseudotachylite,

For Dacite,

Metamorphic Rocks

Metamorphic Rocks

» More Metamorphic Rocks

Compare Metamorphic Rocks

» More Compare Metamorphic Rocks