The richness and consistency of the color and the velvety texture is due in part to fine rutile silk inclusions that disperse light.
Burma blue sapphire inclusions.
Rounded guest crystals possibly calcite in an un treated burmese blue sapphire.
However that said the stones with higher class of clarity are definitely going to priced higher as opposed to ones with milky and specked appearance.
Expect high saturation of color in burmese sapphire.
Completely untreated it displays a vivid royal blue with remarkable saturation.
This feature is found in a beryllium treated blue sapphire due to high temperatures applied in this process.
Liquid fingerprint inclusion in an un treated burmese blue sapphire.
These exquisite gems originate from areas known to produce some of the finest sapphires in the world kashmir in northern india across its eastern border to myanmar previously burma and their island neighbour sri lanka.
Mining of burma sapphire gemstone.
Folded fluid feathers and fingerprints are the most common inclusions in unheated burma sapphires.
In india faceted burmese blue sapphire price per carat starts from 25 000 per carat 390 approx and goes up to 5 lakh per carat 7795 approx and even above.
Inclusions in unheated sapphire from burma myanmar.
As a genuine gem some inclusions are expected to be found in burmese sapphire.
A magnified image showing a cluster of rutile silk in an untreated burmese blue sapphire.
With a medium to medium dark tone these gems also display a slightly violet tint.
The color is truly exceptional with a saturation rarely.
Photo courtesy of apsara co uk.
Burmese sapphire is treasured for its royal blue hue.
Limited supply and strong demand also fluctuate burma neelam stone price upto a certain extent.
The 5 09 ct blue sapphire from mogok burma shown above is such a gem.
Burmese sapphire prices.
Photo courtesy of apsara co uk.
Cascades of swirled clouds included in a beryllium treated blue sapphire.
The minor inclusions seen in your burmese blue sapphire are natural.
The burma sapphires are formed in the igneous rocks that undergo contact and regional metamorphosis.
Blue zones enriched along facet joints and girdle.
Surface diffusion treated blue sapphire.
Color clarity cut and carat weight are the major factors influencing burmese sapphire value.
Liquid fingerprints guest crystals and two phase inclusions in an un treated burmese blue sapphire.
Short rutile also sometimes referred to as the burmese silk is the most common inclusion.