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# sandstone

noun (sandstone — uncountable; a sandstone, sandstones)

«sandstone» in the English dictionary: everyday — its meanings, how the lessons use it, and examples, each with its tree on Mova.

## Everyday

Sandstone is a sedimentary rock made of grains of sand pressed and stuck together over a very long time. [tree →](https://mova.elamur.ai/free/en/corpora/dictionaries/school/S/sandstone/#m1)

### In the lessons

In science and geography: sandstone forms in layers under old seas, rivers and deserts; it often shows the layers. Many buildings and cliffs are sandstone; Uluru in Australia is a giant sandstone rock. Phrases: red sandstone, sandstone cliffs, sandstone buildings.

### Examples

- Sandstone is made of tiny grains of sand. [tree →](https://mova.elamur.ai/free/en/corpora/dictionaries/school/S/sandstone/#x1)
- The old church is built of red sandstone. [tree →](https://mova.elamur.ai/free/en/corpora/dictionaries/school/S/sandstone/#x2)
- Uluru is made of sandstone. [tree →](https://mova.elamur.ai/free/en/corpora/dictionaries/school/S/sandstone/#x3)
- We rubbed sandstone and sand came off. [tree →](https://mova.elamur.ai/free/en/corpora/dictionaries/school/S/sandstone/#x4)
- Water can soak into sandstone because it has gaps. [tree →](https://mova.elamur.ai/free/en/corpora/dictionaries/school/S/sandstone/#x5)
- The sandstone cliffs have stripes of different colours. [tree →](https://mova.elamur.ai/free/en/corpora/dictionaries/school/S/sandstone/#x6)
- He set his teeth and said nothing, but went with the shouting monkeys to a terrace above the red sandstone reservoirs that were half-full of rain water. [tree →](https://mova.elamur.ai/free/en/corpora/dictionaries/school/S/sandstone/#x7)

### Note

Usually uncountable. Sandstone is sedimentary (not igneous or metamorphic). It is porous (lets water in). Under heat and pressure it can become quartzite, a metamorphic rock.

## On Mova

- [Trees and pragmatics of «sandstone» in the school dictionary](https://mova.elamur.ai/free/en/corpora/dictionaries/school/S/sandstone/): every meaning and example parsed by Mova, with its dependency tree and frames.
- [«sandstone» in the school dictionary](https://mova.elamur.ai/free/en/dictionaries/school/w/sandstone.html) on Mova free.