Mother of pearl flat beads

Mother of pearl, is a material widely used in costume jewelery and jewelry.
  Mother-of-pearl tends to have a normally white color that is bright and has iridescent reflections but can also be found dyed in various shades of colors. very frequently combined with other types of beads.
Like the rest of the materials that we can find in nature, mother-of-pearl also has irregularities in its shape. As a result, each piece is different and has a different brightness and color, practically no two are the same.
Its average hardness is approximately 3.5 on the Mohs scale. Compared to other materials used in jewelry, it is quite fragile. But thanks to this property, mother-of-pearl is very easy to work, cut and shape.