MUDSTONES Antonyms

• fine-grained rock consisting of compacted clay particles

• fossil fuel consisting of carbonized vegetable matter deposited in the Carboniferous period

• a hot fragment of wood or coal that is left from a fire and is glowing or smoldering

• burn to charcoal

• supply with coal

• take in coal

• a composite rock made up of particles of varying size

• a group of diverse companies under common ownership and run as a single organization

• composed of heterogeneous elements gathered into a mass

• increase in amount by collecting or gathering

• a sedimentary rock consisting mainly of calcium that was deposited by the remains of marine animals

• a sedimentary rock consisting of sand consolidated with some cement (clay or quartz etc.)

• a sedimentary rock formed by the deposition of successive layers of clay

• a fine-grained sandstone of consolidated silt

• (formerly) a writing tablet made of slate

• thin layers of rock used for roofing

• a fine-grained metamorphic rock that can be split into thin layers

• a list of candidates nominated by a political party to run for election to public offices

• designate or schedule

• enter on a list or slate for an election

• cover with slate