Uses of Limestone
- Formed from sedimentary rocks, grey/white colour, insoluble in water, can be used as chippings in road surfacing, limestone is quarried out of the ground.
- Powdered limestone + Powdered Clay = cement
- Cement + sand + water +gravel = concrete
- Limestone + sand + sodium carbonate = glass
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- Quarrying makes big holes, destroying habitats
- Quarrying make lots of noise and dust
- Quarrying needs to be transported, causing noise and pollution
- Provides things people want, e.g. houses and roads
- Chemicals in dyes, paints and medicines come from limestone
- Limestone neutralises acid rain (and sulfur dioxide, a cause of acid rain)
- Quarries provide jobs, helping local economy and so local improvements
- After quarrying, landscaping and restoration is generally required.
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