Precious stones are rocks that are of great value because of their beauty, rare and characteristics. These stones are commonly used in jewelry and crafts. Here are some of the features and applications of precious stones:
### Features:
1. Beauty : Precious stones usually have beautiful colors and patterns that make them attractive.
2. Hard : Many precious stones have high hardness that causes them to be scratched and damaged.
3. Rare : Some precious stones are of high value because of the rare and hardness of extraction.
### Applications:
1. Jewelery : Precious stones are used as ornamental stones in jewelry such as rings, necklaces and earrings.
2. Investment : Some people look at precious stones as a long -term investment.
3. Natural Treatments : In some cultures, precious stones are used as tools to treat and improve mental and physical condition.
4. ornament to decorate : Precious stones can be used as a decor in homes and public places.