What does anthracite mean?
Anthracite is the hardest, densest, and most carbon-rich form of coal, ranking above bituminous coal on the coalification scale. Typically more than 90 percent fixed carbon by weight, it is glossy, jet-black, and difficult to ignite, but once lit it burns steadily at a very high temperature with minimal smoke, flame, or ash. These qualities made it prized for domestic heating and for steamships and locomotives in the nineteenth century. The word derives from the Greek anthrakites, meaning 'coal-like,' from anthrax ('coal' or 'charcoal'). Beyond geology and industry, anthracite has entered everyday vocabulary as a color name: a deep charcoal grey with a subtle metallic sheen, popular in interior design, fashion, and automotive finishes. Today genuine anthracite is mined mainly in northeastern Pennsylvania, parts of Russia, China, and South Africa, and its scarcity as a premium fuel gives the word connotations of quality, durability, and understated sophistication.
nounA hard, glossy variety of coal of the highest rank, containing a very high proportion of fixed carbon and burning with little smoke or flame at high heat.
- A hard, lustrous, highest-rank coal rich in fixed carbon that ignites slowly and burns with intense heat and little flame or smoke.
- (As a color term) a deep gray-black color resembling the sheen of anthracite coal, often used for clothing, cars, and interior finishes.
"The old furnace was designed to burn anthracite, which gave steady heat with hardly any soot."
"Pennsylvania's anthricite fields once supplied much of the nation's home heating fuel."
"He chose an anthracite-grey kitchen, its dark matte finish giving the room a sleek, modern feel."
Rarely used in the plural; the noun is normally uncountable when referring to the substance, though 'anthracites' can appear in geological or commercial writing to denote distinct varieties or grades.
"Geologists distinguish several anthracites by their carbon content and luster."
Nicknamed 'black diamond,' anthracite burns so clean and hot that it once powered America's navy — and entire Pennsylvania towns were built on digging it out.
Reviewed by Deb Chak, Editor. AI-assisted content curated by RJS Tech Solutions LLP.
Etymology of anthracite
Anthracite comes from the Greek adjective anthrakites, literally 'coal-like,' derived from anthrax, meaning 'coal' or 'charcoal.' The term entered English in the early nineteenth century, around the time large-scale mining of this superior coal began in eastern Pennsylvania. It shares its Greek root with scientific terms such as anthracene (a hydrocarbon obtained from coal tar), anthracosis (a lung condition caused by inhaling coal dust), and anthracnose (a plant disease named for its dark lesions).
How anthracite is actually used
Primarily a technical and industrial term, common in discussions of mining, energy, and geology; in everyday speech it now frequently appears as a color descriptor (e.g., 'anthracite grey') in fashion and design contexts.
Easily confused with anthracite
Bituminous coal is a softer, lower-rank coal that burns with more smoke and flame, whereas anthracite is the hardest, highest-carbon grade of coal.
Lignite, or brown coal, is the lowest and softest rank of coal, while anthracite is the hardest and most carbon-rich.