Today, Lapis Lazuli type afghan or Persian has a bluish-purple color and is classified as one of the best types of azure with a small amount of pyrite
In general, the deeper the blue Lapis lazuli stone, the higher the value of one Azure and without cracks and golden streaks of pyrite. Where you can see the Gold dots and the smoother and more colorful and less white spots on it, this Azure is the better.
It should be noted that old books always prefer Badakhshan azure Stone to different types of azure stones.
Today, Lapis Lazuli type afghan or Persian has a bluish-purple color and is classified as one of the best types of azure with a small amount of pyrite. Russian type or Siberian They have different blue colors and some amounts of pyrite and calcite. Another example called Chilean is green dots as well as white calcite as a tree.
