You will have the opportunity to visit a semi-precious stone mine located in the northern part of the country, where you will find geological formations of world-class purity and beauty. This expedition will allow you to understand the origin and visit the caves where amethysts, agates and quartz are extracted. At the end of the visit, you will discover impressive works of art and will be able to buy handicrafts, souvenirs and jewelry made with the stones from the mine.