What is a star sapphire gemstone

We only know star sapphire in a general level. What is the feature of star sapphire? Is there any legend connected with this stone? Where it is mined and how it is treated to make jewelry? In this article, we will introduce you to the detailed information of star sapphire.
Let’s start with the appearance of star sapphire. As has been mentioned above, the distinctive feature of star sapphire is the star pattern in the center of the gemstone. The background colors of the star pattern can be blue, green, orange, purple, pink and black. The star pattern is the result of needle-like inclusions of rutile, which will produce six-rayed star when intersecting each other at angles. The different background color is resulted from different inclusions in the stone. For example, blue sapphire has iron and titanium as the coloring agent, while violet sapphire has vanadium as the coloring agent.
Because of its unique appearance, the star sapphire was regarded as powerful talisman by ancient people. It was believed that star sapphire had the protective powers of protecting the seekers and travelers, and that the stone would still protect its original owner even after it was passed to other people.
Though star sapphire is mined from countries all over the world, the major deposits of star sapphire include Australia, Sri Lanka, Thailand and Myanmar.
Star sapphires are generally treated when making jewelry. They are heated in 1700 to 1800 degree Celsius for hours before cutting, for heating can improve their clarity and color. Sometimes star sapphires are heated with titanium to make the star effect more distinct.
That’s all about star sapphire. You have learnt how come there being the star effect and different colors, and the protective the stone was endowed in ancient time. Today star sapphire is still popular all over the world.