How emerald form underground?
Emeralds form underground through a complex process that involves the interaction of several minerals and geological forces.
The formation of emeralds requires the presence of beryllium, aluminum, and other elements in the earth's crust. These minerals must be exposed to high pressure and heat, which typically occurs in areas where tectonic plates are converging or in areas with active volcanic activity.
During this process, minerals are subjected to extreme pressure and heat, causing them to melt and recrystallize. As the molten rock cools and solidifies, the emeralds are formed within the veins of the rock.