Another name for bituminous coal is soft coal.
Particulate coal
A coal hewer is another name for a coal miner. It is a name that is given to the men often seen with coal dust and ash on their faces.
Lignite is the softest form of coal.
anthracite is another name for coal
Coal is neither a mineral, nor even a consistent material. Types range from the brown coals and lignite, through to anthracite and the hard coals. Jet is a hard form of coal that is fashioned into jewellery and decorative objects. For these reasons, coals are not classified in the Linnean binomial system, nor by mineralogy.
Another name for bituminous coal is soft coal.
Particulate coal
A coal hewer is another name for a coal miner. It is a name that is given to the men often seen with coal dust and ash on their faces.
coal scuttle
for coal mining
for coal mining
pretzal made out of coal?
Lignite is the softest form of coal.
anthracite is another name for coal
The scientific name for chrysanthemums is Chrysanthemum spp.
The scientific name for squids is Decapodiformes.