CEYLONMINE-5 Carat Star Sapphire Blue Star Sapphire Gold Plated Blue Star Gemstone Rings For Astrological Purpose

Star sapphires contain intersecting needle-like inclusions following the underlying crystal structure that causes the appearance of a six-rayed "star"-shaped pattern when viewed with a single overhead light source. The inclusion is often the mineral rutile, a mineral composed primarily of titanium dioxide.