Poolvääriskivide
Poolvääriskivide is a term used to describe gemstones that are not considered precious. Precious gemstones, typically diamonds, rubies, sapphires, and emeralds, are characterized by their rarity, durability, and beauty. Poolvääriskivide encompass a much wider range of minerals, often possessing their own unique aesthetic qualities and historical significance.
The classification of a gemstone as either precious or semi-precious is not a strict scientific one, but