(20 results)
Often used in the same context:
bituminous,
friable,
graphitic,
pulverized,
shaly,
asphaltic,
charred,
demineralized,
hard,
humic,
ignited,
incombustible,
lignitic,
mineral,
pulverised,
pulverulent,
pyritic,
sapropelic,
structureless,
sulfurous
Also try:
— Nouns for nonbituminous:
materials,
matter,
material,
surface,
coals,
coal,
Commonly used words are shown in bold. Rare words are dimmed. Click on a word above to view its definition.
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