Lignite and Limestone Definition

Definition of Lignite and Limestone

The general Lignite and Limestone 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, Limestone is a sedimentary rock composed mostly of calcite and aragonite, which are different crystal forms of calcium carbonate. Along with definition of Lignite and Limestone, get to know about Properties of Lignite and Limestone. Get to know more information about Lignite and Limestone origin and discoverer, etymology and class.

History of Lignite and Limestone

The history of Lignite and Limestone 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 Limestone Origin and Discoverer

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

Etymology of Lignite and Limestone

Along with Lignite and Limestone definition, know more about the etymology of Lignite and Limestone. Etymology of Lignite and Limestone gives information about origin and formation of a particular rock. Know more about Formation of Lignite and Formation of Limestone. The etymology of Lignite is From French, Latin lignum wood + -ite1 while that of Limestone 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 and Limestone belong to Sedimentary Rocks. The sub-class, group and other categories of Lignite and Limestone 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 Limestone,

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