The term 'Character Size' can be solved by the word 'AGATE', which is a type of rock that is made up of several different minerals. It is usually characterized by its banded appearance and is often used in jewelry and other decorative items. AGATE is also known for its hardness, which makes it an ideal material for carving and engraving. The size of the characters carved into AGATE can vary depending on the size of the stone and the skill of the carver.