You lucky people who happen to be September babies, this is your birth stone. The color blue remains a favorite of fashion designers and thus reflects the general attitudes of consumers that blue is the favorite color of most Americans. Blue sapphire jewelry is the favorite colored stone jewelry as well!
Just in case your favorite color is NOT blue, Sapphires come in plenty of other colors as well. There are even color change sapphires. Another plus for this wonderful gemstone is its durability scoring a 9 out of 10 on the Moh’s gemstone hardness scale.
Sapphire is a variety of the mineral species corundum hexagonal (trigonal) crystal system: chemical composition Al2O3.
Some major sources for sapphires are Australia, Thailand, Sri Lanka, India, Kampuchea, Tanzania, USA and Madagascar.