Phyllite and Borolanite Definition

Definition of Phyllite and Borolanite

The general Phyllite and Borolanite 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, Borolanite is a variety of Nepheline Syenite and belongs to igneous rocks and contains nepheline-alkali feldspar pseudomorphs which occur as conspicuous white spots in the dark rock matrix. Along with definition of Phyllite and Borolanite, get to know about Properties of Phyllite and Borolanite. Get to know more information about Phyllite and Borolanite origin and discoverer, etymology and class.

History of Phyllite and Borolanite

The history of Phyllite and Borolanite 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 Borolanite Origin and Discoverer

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

Etymology of Phyllite and Borolanite

Along with Phyllite and Borolanite definition, know more about the etymology of Phyllite and Borolanite. Etymology of Phyllite and Borolanite gives information about origin and formation of a particular rock. Know more about Formation of Phyllite and Formation of Borolanite. The etymology of Phyllite is From Greek phullon leaf + -ite1 while that of Borolanite 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 Borolanite belongs to Igneous Rocks. The sub-class, group and other categories of Phyllite and Borolanite 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 Borolanite,

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