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# limestone

«limestone» in Mova's school dictionary: **a soft, usually grey or white sedimentary rock made…** — its meaning for a pupil, its sense in the lessons and examples, with 5 sentences of Mova's corpora that use it.

### part of speech

noun (limestone)

### meaning for a pupil

Limestone is a soft, usually grey or white sedimentary rock made mostly from the shells and skeletons of tiny sea creatures. [tree →](https://md.mova.elamur.ai/free/en/corpora/dictionaries/school/L/limestone/#m1)

### sense in the lessons

In science lessons it is a sedimentary rock that fizzes with acid (vinegar) and is worn away by rain, making caves, stalactites and stalagmites. It is used in buildings, cement and roads. Fossils are often found in it. Phrases: limestone cave, limestone cliffs, limestone pavement.

### examples

- Limestone is a sedimentary rock. [tree →](https://md.mova.elamur.ai/free/en/corpora/dictionaries/school/L/limestone/#x1)
- We found a fossil shell in the limestone. [tree →](https://md.mova.elamur.ai/free/en/corpora/dictionaries/school/L/limestone/#x2)
- Vinegar makes limestone fizz. [tree →](https://md.mova.elamur.ai/free/en/corpora/dictionaries/school/L/limestone/#x3)
- Rain slowly dissolves limestone and makes caves. [tree →](https://md.mova.elamur.ai/free/en/corpora/dictionaries/school/L/limestone/#x4)
- Many old buildings are made of limestone. [tree →](https://md.mova.elamur.ai/free/en/corpora/dictionaries/school/L/limestone/#x5)
- Stalactites hang from the roof of limestone caves. [tree →](https://md.mova.elamur.ai/free/en/corpora/dictionaries/school/L/limestone/#x6)
- Chalk is a kind of limestone. [tree →](https://md.mova.elamur.ai/free/en/corpora/dictionaries/school/L/limestone/#x7)
- Limestone is ground up to make cement. [tree →](https://md.mova.elamur.ai/free/en/corpora/dictionaries/school/L/limestone/#x8)

### note

Uncountable: "some limestone", "a piece/block of limestone". Compound: lime + stone. Trap: not igneous; limestone is sedimentary, and marble is the metamorphic rock made from it.

### In the corpora

- [Corals are tiny animals called polyps that build limestone skeletons; algae living inside them make food from sunlight and share it.](https://md.mova.elamur.ai/free/en/corpora/school/biology/90-aquarium-the-coral-reef-tank/9/)
- [Chalk and limestone are calcium carbonate too and fizz with acid; chalk cliffs are made from the shells of countless tiny sea creatures.](https://md.mova.elamur.ai/free/en/corpora/school/chemistry/18-the-fizz-vinegar-lemon-and-soda/19/)
- [Limestone and chalk are made mostly from the shells and skeletons of tiny sea creatures.](https://md.mova.elamur.ai/free/en/corpora/school/geography/49-sedimentary-and-metamorphic-rocks/8/)
- [Marble is limestone that has been changed by heat and pressure into a rock of tightly packed crystals.](https://md.mova.elamur.ai/free/en/corpora/school/geography/49-sedimentary-and-metamorphic-rocks/13/)
- [Rain is slightly acidic and slowly dissolves limestone, and roots and lichens break rock too.](https://md.mova.elamur.ai/free/en/corpora/school/geography/52-weathering-and-erosion/4/)

### Trees and pragmatics

[Every meaning and example of «limestone» parsed by Mova](https://md.mova.elamur.ai/free/en/corpora/dictionaries/school/L/limestone/), each sentence with its dependency tree and frames.