Phyllite and Lignite Definition

Definition of Phyllite and Lignite

The general Phyllite and Lignite 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, Lignite is a soft brownish coal which shows traces of plants and is intermediate between bituminous coal and peat. Along with definition of Phyllite and Lignite, get to know about Properties of Phyllite and Lignite. Get to know more information about Phyllite and Lignite origin and discoverer, etymology and class.

History of Phyllite and Lignite

The history of Phyllite and Lignite 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 Lignite Origin and Discoverer

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

Etymology of Phyllite and Lignite

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

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