left-over grain

One of a group of small grains with identical orientation that lie within or at the edges of another large grain. They are interpreted as relicts of a large single old grain that is incompletely overgrown by a neighbour.

Related terms:

• grain boundary area reduction
• grain shape preferred orientation
• high-temperature grain boundary migration (GBM) recrystallisation
• grain shape fabric
• grain boundary sliding
• new grain
• grain boundary
• grain lineation
• grain boundary migration
• skeleton grain