Lignite (Noun)
Meaning
Intermediate between peat and bituminous coal.
Classification
Nouns denoting substances.
Examples
- The geological formation in the area was composed of lignite, which was intermediate in rank between peat and bituminous coal.
- Lignite is a soft, brownish-black coal that forms when peat is subjected to moderate heat and pressure.
- The company invested in a new lignite mine, which would provide a steady supply of the intermediate-grade coal.
- As the coalification process progresses, lignite becomes gradually harder and denser, eventually transforming into bituminous coal.
- The region's lignite deposits were an important source of energy, particularly in the early 20th century when more advanced coal resources were scarce.