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Star sapphire 16.99 ct.



1 360,00 €


1 700,00 €

1 left in stock

Star sapphire 16.99 ct.

More details

  Star sapphire

a corundum variety that exhibit a fenomenal effect called asterism. A star,generally of siz rays,but rarely of four and 12 ( in case of gemination ) is seen when the strong beam of light heat the domed surface of the stone.

The cause of this effect is due to tiny needles crossed at 60° degrees withing the stone.The needle ( called silk) are rutile and they reflect the light like a star.The stone has to be cut with the table perpendicular to the C-axis and domed with a medium degree.

This stone here come from Burma.

Size:13.5x13.5x8.5 mm.

Weight:16.99 ct.



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