No. 5 is syntetic stone.
No. 20 is a glass-imitating fluorite.
They can be combined with different materials such as glass, plastic, wood, metal, etc.. Fractions can be strung on stringing wire or eye pin and then hung on chain.
Since it is a natural material fragments have different sizes, shapes, patterns and colors.
Mix contains randomly selected fragments on nylon.
Drawing and color may vary.