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What is silicon dioxide?

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Silicon dioxide, or silica, is a chemical compound that is the main component of sand, glass and quartz. By processing sand at high temperatures, glass is formed. Sand, and therefore glass, may also contain other minerals.

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What is silicon dioxide?
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Quartz is formed from larger crystallized lumps of silica and has a milky transparency. When a voltage is applied to quartz, the quartz vibrates at a regular oscillation meaning it can be used as a timer. Alternatively, applying pressure to quartz produces electricity.

The chemical formula of silicon dioxide is SiO2, which is two oxygen atoms per silicon atom. Silica is a simple compound but one that has many uses in its different forms.

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