Shoshonite and Lignite Definition

Definition of Shoshonite and Lignite

The general Shoshonite and Lignite definition can be stated as: Shoshonite is a basaltic rock, properly a potassic trachyandesite, composed of olivine, augite and plagioclase phenocrysts in a groundmass with calcic plagioclase and sanidine and some dark-colored volcanic glass. 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 Shoshonite and Lignite, get to know about Properties of Shoshonite and Lignite. Get to know more information about Shoshonite and Lignite origin and discoverer, etymology and class.

History of Shoshonite and Lignite

The history of Shoshonite 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.

Shoshonite and Lignite Origin and Discoverer

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

Etymology of Shoshonite and Lignite

Along with Shoshonite and Lignite definition, know more about the etymology of Shoshonite and Lignite. Etymology of Shoshonite and Lignite gives information about origin and formation of a particular rock. Know more about Formation of Shoshonite and Formation of Lignite. The etymology of Shoshonite is From the place of origin called Shoshone riverin Wyoming while that of Lignite is From the place of origin called Shoshone riverin Wyoming. The process of formation of rocks defines the class of rock. All the rocks in a class are formed by similar processes. Shoshonite belongs to Igneous Rocks while Lignite belongs to Sedimentary Rocks. The sub-class, group and other categories of Shoshonite and Lignite are listed below.

For Shoshonite,

• Sub-class: Durable Rock and Medium Hardness Rock
• Group: Volcanic
• 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