"the smouldering glow of the half-extinguished anthracite"
Glowing coals
Creative Commons AttributionGlowing coals - Credit: Khalid Al-Haqqan

Anthracite is a hard, compact type of coal with a lustrous surface and reputation for high quality. It came into use in America in the 1790s and, since it doesn’t emit smoke, quickly established itself as an ideal household fuel.