The ocean of radiance Sapphire Gemstone

The Sapphire has properties that are similar to other gems, but what makes it unique is its appearance and significance. Well, history tells a lot about this stone; it is said to be the apocalypse of stone, and ancient lore held that these are the tablets written by the ten commanders.

Source: https://www.technootech.com/the-ocean-of-radiance-sapphire/