Phyllite and Foidolite Definition

Definition of Phyllite and Foidolite

The general Phyllite and Foidolite 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, Foidolite is a rare type of coarse-grained intrusive igneous rock with a feldspathoid mineral content greater than 60%. Along with definition of Phyllite and Foidolite, get to know about Properties of Phyllite and Foidolite. Get to know more information about Phyllite and Foidolite origin and discoverer, etymology and class.

History of Phyllite and Foidolite

The history of Phyllite and Foidolite 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 Foidolite Origin and Discoverer

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

Etymology of Phyllite and Foidolite

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

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