What is the star sapphire?
Sapphires have been valued for centuries. Because of their brilliant shades, they wore sapphires Royals and even included in the crown jewels. For example, the Imperial Crown of the Iranian Dynasty Pahlavi, which was the last dynasty that ruled the country, includes twenty carat sapphires. A specific brooch of the sapphire was valued at the Imperial Russian court. The brooches consist of a sapphire over 260 carats surrounded by more than 55 diamond carats.
While Sapphires is loved for their deep Cerulenska color, they also often enjoy their color variations. Sapphire can be pink or white instead of blue. In addition, there are some special sapphires that actually change color depending on their lighting. One of the most interesting sapphires is the star sapphire.
Star Sapphire is a beautiful gem that shows six pointed stars due to the intersection of six thin intersecting inclusion. When the gem is illuminated from above, inclusion become quite visible and appears the shape of the stars. One of the most amazing star sapphires in the world is located at the Smithsonian Institute. Bombay is a stunning oval star Sapphire, 182 carats in size.
Like any kind of gem, the quality of the star sapphire varies depending on a number of factors. Of course, the size, color and brightness of the stone are as important as other stones. Inclusion, which are usually made of mineral rutile, also increase or reduce the value of the stone. If the star is quite visible, then Star Sapphire is likely to be quite valuable. Inclusion that are less visible or murky will not bring highly valuable sapphire.
It has become a common practice to use heating techniques to deepen or change the color of the gem. Such techniques are also sometimes used to increase the inclusion of inclusion within the Star Saphire. In the age of synthetic gems and color measurement techniques, many jewelry and collectors have a gemAmů about these practices strong feelings. Some people feel that these techniques are amazing because they can improve the beauty of stones or make beautiful stones without mining. Others, however, are against these practices and feel that naturally occurring brilliant stones are better than their counterparts. However, it is interesting to note that even star sapphires require a strong microscope to see if the gem has been treated with heat.