But if these inclusions make a nice asterism, they can actually add to the value. In general, inclusions reduce the value of gemstones. It is not known who currently owns the large stone, the price for the large stone is estimated to be between 100 and 300 million US dollars. It owes its name to the place where it was found, the Adams Peak in Ratnapura in Sri Lanka. It is the largest star sapphire found so far, weighing over 1404 carats (that’s 280 grams). The most famous star sapphire: Star of AdamĪ famous star sapphire is the “Star of Adam”. In addition to the star sapphire and the blue sapphire, there are numerous other sapphires, including the r osa sapphire, the Padparadscha sapphire, the purple sapphire, the green sapphire and the yellow sapphire. This effect is also called asterism in technical jargon. Fine rutile needles are arranged to make a six-pointed star. With star sapphire, there are small inclusions of the mineral rutile. Stars are the result of the reflection of light through microscopic inclusions of other minerals in the gemstone. Star sapphires are mostly blue sapphires on which a white or colorless star can be seen under certain lighting conditions.
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