Synthetic spinel was first produced accidentally during an attempt to make a satisfactory blue synthetic sapphire by the verneuil process.
Blue spinel stone price.
Improved spinal with the patent pending delivery system to provide an affordable alternative.
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Iron spectrum has lines in blue especially at 458 plus narrow line at 478 and weak lines at 443 and 433.
In contrast black spinel price per carat is comparatively less because it is easily available.
The natural blue spinel commands some of the highest prices of spinal stone which is very rare.
This makes the stones look blue gray to violet blue in color instead of just the pure blue.
Dark blue spinel viewing if the blue spinel has a high iron content and looks dark in color it is best viewed in daylight specifically sky light where the sun comes from over your shoulder and you cast a shadow over the stone.
Instead of the blue sapphire they discovered synthetic spinels like synthetic blue spinel.
This iron spectrum is distinctive vs.
From this page you can use our filters at the top or on the left hand side to find blue spinel gems by shape cut and so on.
Another equally valuable variety is the blue spinel that also commands a strong market value.
Other varieties are more common and less sought after.
This is a new process that is not widely seen in today s market.
Spinel is never treated in any way and continues to be a great substitute for ruby and sapphire as well as an outstanding stone in its own right.
Big promotion for blue spinel stone.
Blue exemplars are the second rarest spinel gems.
Certain colors are more valuable especially reds and strong pinks.
Color is an important factor that defines spinel s price red spinel is rarer than other varieties and also more expensive.
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The real blue spinel is very expensive but the top quality synthetic blue spinel is very.
Spinel prices are based on color clarity size and to some degree on origin.
Nevertheless spinel s price even in those cases is still lower than the price of sapphire and ruby.
Two strongest are at 686 675 plus 635 585 555 and 508.
Spinel occurs in a wide range of colors including red pink orange yellow green blue gray and black.
Like the red spinel value often beats the price of orange and pink spinel stones because red is more popular and rarer.
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