Lignite and Borolanite Definition

Definition of Lignite and Borolanite

The general Lignite and Borolanite definition can be stated as: Lignite is a soft brownish coal which shows traces of plants and is intermediate between bituminous coal and peat. 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 Lignite and Borolanite, get to know about Properties of Lignite and Borolanite. Get to know more information about Lignite and Borolanite origin and discoverer, etymology and class.

History of Lignite and Borolanite

The history of Lignite 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.

Lignite and Borolanite Origin and Discoverer

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

Etymology of Lignite and Borolanite

Along with Lignite and Borolanite definition, know more about the etymology of Lignite and Borolanite. Etymology of Lignite and Borolanite gives information about origin and formation of a particular rock. Know more about Formation of Lignite and Formation of Borolanite. The etymology of Lignite is From French, Latin lignum wood + -ite1 while that of Borolanite is From French, Latin lignum wood + -ite1. The process of formation of rocks defines the class of rock. All the rocks in a class are formed by similar processes. Lignite belongs to Sedimentary Rocks while Borolanite belongs to Igneous Rocks. The sub-class, group and other categories of Lignite and Borolanite are listed below.

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

For Borolanite,

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