mudstone
English
Etymology
From mud + stone.
Noun
mudstone (plural mudstones)
- (petrology) A fine-grained sedimentary rock whose original constituents were clays or muds. [from 18th c.]
- 2018, Susannah Lydon, The Guardian, 23 March:
- The new fossils come from mudstones in central Poland, in beds that have been dated using other, much more common and cosmopolitan, fossils.
- 2022 December 14, Paul Stephen, “HS2's Dorothy starts to dig second tunnel bore”, in RAIL, number 972, page 22:
- 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.
- 2018, Susannah Lydon, The Guardian, 23 March:
Derived terms
- metamudstone
Translations
a fine-grained sedimentary rock
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Anagrams
- demounts, unmodest