Phyllite and Phonolite Definition

Definition of Phyllite and Phonolite

The general Phyllite and Phonolite definition can be stated as: Phyllite is a fine-grained metamorphic rock with a well-developed laminar structure, and is intermediate between slate and schist rocks. On the other hand, Phonolite is an uncommon extrusive igneous rock volcanic rock of intermediate chemical composition between felsic and mafic. Along with definition of Phyllite and Phonolite, get to know about Properties of Phyllite and Phonolite. Get to know more information about Phyllite and Phonolite origin and discoverer, etymology and class.

History of Phyllite and Phonolite

The history of Phyllite and Phonolite 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.

Phyllite and Phonolite Origin and Discoverer

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

Etymology of Phyllite and Phonolite

Along with Phyllite and Phonolite definition, know more about the etymology of Phyllite and Phonolite. Etymology of Phyllite and Phonolite gives information about origin and formation of a particular rock. Know more about Formation of Phyllite and Formation of Phonolite. The etymology of Phyllite is From Greek phullon leaf + -ite1 while that of Phonolite is From Greek phullon leaf + -ite1. The process of formation of rocks defines the class of rock. All the rocks in a class are formed by similar processes. Phyllite belongs to Metamorphic Rocks while Phonolite belongs to Igneous Rocks. The sub-class, group and other categories of Phyllite and Phonolite are listed below.

For Phyllite,

• Sub-class: Durable Rock and Soft Rock
• Group: Not applicable
• Other Categories: Coarse grained rock, Fine grained rock, Medium grained rock and Opaque rock

For Phonolite,

• Sub-class: Durable Rock and Medium Hardness Rock
• Group: Not applicable
• Other Categories: Fine grained rock and Opaque rock