Pseudotachylite and Chert Definition
Definition
Very fine grained fault rock which is composed of glassy matrix that often contains inclusions of wall-rock fragments.
Chert is a hard, dark, opaque sedimentary rock which is composed of silica with an amorphous fine-grained texture
Discoverer
Unknown
Unknown
Etymology
From pseudo- + tachylite, a glassy rock generated by frictional heat within faults.
From flint-like quartz, 1670s, of unknown origin- a local term, which has been taken into geological use
Class
Metamorphic Rocks
Sedimentary Rocks
Sub-Class
Durable Rock, Hard Rock
Durable Rock, Hard Rock
Group
Not Applicable
Not Applicable
Other Categories
Fine Grained Rock, Opaque Rock
Fine Grained Rock, Opaque Rock
Definition of Pseudotachylite and Chert
The general Pseudotachylite and Chert 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, Chert is a hard, dark, opaque sedimentary rock which is composed of silica with an amorphous fine-grained texture. Along with definition of Pseudotachylite and Chert, get to know about Properties of Pseudotachylite and Chert. Get to know more information about Pseudotachylite and Chert origin and discoverer, etymology and class.
History of Pseudotachylite and Chert
The history of Pseudotachylite and Chert 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 Chert Origin and Discoverer
Pseudotachylite and Chert definition gives us a brief idea about the two rocks. In some cases, the definition also gives summary about the Formation of Pseudotachylite and Chert. In this section, you will know about Pseudotachylite and Chert Origin and Discoverer. Origin of Pseudotachylite is USA whereas Origin of Chert is Unknown. It is interesting to know the name of Pseudotachylite and Chert discoverer. The discoverer of Pseudotachylite and Chert are Unknown.
Etymology of Pseudotachylite and Chert
Along with Pseudotachylite and Chert definition, know more about the etymology of Pseudotachylite and Chert. Etymology of Pseudotachylite and Chert gives information about origin and formation of a particular rock. Know more about Formation of Pseudotachylite and Formation of Chert. The etymology of Pseudotachylite is From pseudo- + tachylite, a glassy rock generated by frictional heat within faults. while that of Chert 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 Chert belongs to Sedimentary Rocks. The sub-class, group and other categories of Pseudotachylite and Chert are listed below.
For Pseudotachylite,
- Sub-class: Durable Rock and Hard Rock
- Group: Not applicable
- Other Categories: Fine grained rock and Opaque rock
For Chert,
- Sub-class: Durable Rock and Hard Rock
- Group: Not applicable
- Other Categories: Fine grained rock and Opaque rock