Neelam or blue sapphire is one of the most precious gemstones adorned by rulers in history to deitys in mythology.
The stone is the blue color in the corundam mineral family. The pure blue color in top clarity sapphires is rare and those pieces are very expensive if are in big sizes.
The presence of titanium and Iron gives the beautiful blue color to the gem stone. It is also the hardest color gemstone and just after diamond with hardness of 9 on moh scale.
The color of blue sapphire ranges from pure deep blue, cornflower blue which is considered the best color in sapphire gemstone for which Kashmir (Jammu mines in India) was famous to slight grayish blue to pure sky blue and lighter shades.
The blue sapphire generally comes with heat treatment (thermal process) which is a minor and an accepted process like emeralds have oiling which affects emeralds slightly so is heating. The heated blue sapphires remsins intact with their color unlike heated yellow sapphires which mostely return to the originality once come in contact to natural sunlight or artificial light.
This heat treatment in blue sapphire makes the stone slightly smooth by doing color saturation more even. The price difference does comes but not too much.
This is a kind of significant modification to the blue sapphire making all the spaces pressure filled in high temperature with liquid beryllium which is glass like substane and the color is significantly modified, secondly the stone does not remain fully natural as some other material is inside the stone now to make it look higher quality. These sapphires are cheap in price.
The above 2 are popular treatments in blue sapphire.
The blue sapphire gemstone is mined across the globe.
Madagascar in Africa is one of the largest producer of sapphire stone. Other then blue sapphire quality green, yellow and pink sapphires are also produced here. This island region in Indian Ocean is renowned to give top exclusive quality blue sapphires. The miningbis generally owned by french and swiss nationals. Almost all the blue sapphire rough and other sapphire mined here is exported world over.
Srilanka or Ceylon Blue Sapphire
Srilanka also produces large amount of blue sapphires which are of high quality; though the Madagascar mines also produce similar quality sapphire as of Ceylon as the crystal structure of the gems from both these regions is quite similar but Ceylones sapphires rank overall higher in brilliance, color and development of crystal.
These comes more with cracks and fissures. The Burmese crystal is brittle and lack shine overall as most of the blue sapphire from Burma is filled with fissures.
The most expensive and beautiful blue sapphires ever found were from this region of North India.
These stones build their name in history for the mesmerizing deep velvet cornflower blue color and excellent brilliance. The mines started producing the treasure stone in 1889 and were closed by 1905. Just not the color and clarity but these blue sapphires have a historic value of name as well as from the last one century almost no stones were found there.
Shop natural earth mined blue sapphire gemstone at B2B wholesale price at Jewelfields
At Jewelfields we source for you original loose cut and polished blue sapphires at best bargains. Available with us are good quality transparent blue sapphires in free sizes from 1 carat to over 10 carats, loose blue sapphire parcels, unheated blue sapphire cabochons, sapphire pairs on availability.
Available also other color sapphires like yellow sapphire, teal green Australian sapphires, padparadscha sapphire, pink sapphires, green sapphire, white sapphire stone etc.
We ship the stones to all global locations like USA, Australia, India, Japan, Dubai, Emirates, UK, Germany, France, Russia, Belgium, Israel, Ukraine, Italy, Singapore, Bangkok THAILAND etc.
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