Differentiate between an artificial magnet and a netural magnet.

Explanation

### Step-by-Step Solution:

1. **Definition of Natural Magnets**:
- Natural magnets are materials that occur in nature and possess magnetic properties without any human intervention. They are found in the Earth's crust.

2. **Examples of Natural Magnets**:
- A common example of a natural magnet is magnetite, which has the chemical formula Fe3O4. Another example is lodestone, which has been used historically in magnetic compasses.

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