A gem variety of corundum, encompassing all colors except red (which is ruby). Blue is most traditional, but it can be pink, yellow, etc. It's a stone of wisdom, mental clarity, and spiritual truth, often used for protection and focus.
Blue, Pink, Yellow, Green, Purple, Orange, Colorless, Black
Sapphire is classified as a oxide mineral mineral which typically crystallizes in the trigonal system. Its chemical formula is Aluminium oxide, Al2O3. Common crystal habits include as crystals, massive and granular.