Sapphire

A Sapphire is a semi-precious gemstone that is found within the Matoran Universe. They are considered a rarity due to the fact that it is one of the four gemstones that are believed to enhance Elemental Powers.

Properties
Sapphires are thought by many to slightly amplify the Elemental Power of any user that is in possession of them. Because of such, many different species have used the gemstone in their armor, weapons, etc. to get an edge in battle. Toa Mosi Kohilå had small sapphires embedded in the hilt of his Eidolon Saber.