Naturally occurring diamonds are sometimes found in different colours. Give reasons.

Explanation

**Step-by-Step Solution:**

1. **Understanding Diamonds**: Diamonds are a form of carbon and are known for their clarity and brilliance. However, they can also appear in various colors.

2. **Natural Occurrence**: Naturally occurring diamonds are formed deep within the Earth under high pressure and temperature conditions over millions of years.

3. **Impurities**: The primary reason that diamonds can be found in different colors is due to the presence of impurities. Impurities are foreign substances that can be incorporated into the diamond's crystal structure during its formation.

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