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Option 2 : Mercury
The correct answer is Mercury.
- Cinnabar (HgS) is an ore of Mercury.
- Cinnabar is a toxic mercury sulfide mineral of mercury with a chemical composition of HgS.
- The name cinnabar is derived from the Greek name kinnabari.
- Its appearance is bright scarlet to brick-red colour.
- Because of its colour, it was used as jewellery and ornaments for thousands of years in many parts of the world.
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