mudstone
Definitions
A fine-grained sedimentary rock whose original constituents were clays or muds.
Equivalents
Examples
“The new fossils come⟳ from mudstones in central Poland, in beds that have⟳ been dated using other, much more common and cosmopolitan, fossils.”
“Excavation of the twin bore tunnel will produce⟳ around 500,000 tonnes of mudstone and soil, which will be processed on site and then reused to build⟳ embankments elsewhere along the route.”
CEFR level
B2
Upper Intermediate
This word is part of the CEFR B2 vocabulary — upper intermediate level.
This word is part of the CEFR B2 vocabulary — upper intermediate level.
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