In order to study evolution in the metamorphism associated with the occurrence of corundum in stone sakan. At the Highlands complex. By the middle of Sri Lanka.
To study the evolution of processing is associated with the occurrence of corundum in the Stone Academy. In the area of Highland Complex The center of Sri Lanka.
In order to study the evolution of metamorphism related to occurrence of corundum in skarn rock. In the area of highland complex. In the central part of Sri Lanka.