granulation

noun6

1. •
   The formation of granules, or of cereal grains.
2. •
   The forming of metals into granules by pouring them through a sieve into water while hot.
3. •
   The condition of being granulated.
4. •
   Granulated tissue on the surface of a healing wound; granulation tissue.
5. •
   A bright, transient granular marking on the Sun's photosphere.
6. •
   The attachment of granules of precious metal to underlying metal of jewellery.