Before revision: The most common structure is a lamellar structure, but other possible structures include rodlike, globular, and acicular.. Non-eutectic compositions Compositions of eutectic systems that are not at the eutectic point can be classified as hypoeutectic or hypereutectic .
After revision: The most common structure is a lamellar structure, but other possible structures include rodlike, globular, and acicular. Non-eutectic compositions Compositions of eutectic systems that are not at the eutectic point can be classified as hypoeutectic or hypereutectic .