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Is Clinker a Coal?

Marcus Vance • • 6 min read
Is Clinker a Coal?

Contributing Factors to Clinkers
Clinkers, also known as slag, are the parts of the coal that won't burn. The act of burning coal at high heat causes the minerals to melt instead of burn, resulting in ashes that often contain hard lumps.

What is a clinker?

noun. the ash and partially fused residues from a coal-fired furnace or fire. Also called: clinker brick a hard brick used as a paving stone. a partially vitrified brick or mass of brick. slang, mainly US something of poor quality, such as a film.

What is a clinker rock?

According to Grapes (2006) Clinker is a hard, fused and/or partially melted sedimentary rock, with well preserved shaley texture, forming in burnt coal seams or bituminous sediments. ... They may also occur as xenoliths within recrystallised rocks called parabasalts.

Marcus Vance
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Marcus Vance

Marcus Vance is a cybersecurity auditor and technology writer dedicated to educating the public about online safety, data privacy regulations, enterprise security, and emerging cyber threats.