Blue sapphire from madagascar is often darker in color but not as inky when compared to many australian sapphire.
Madagascan blue sapphire value.
The most expensive sapphire was sold on record costing 135 000 per carat.
Madagascar can t compete with the mystique of kashmir burma or even montana and sri lanka but it can compete on color and quality.
In november 2014 the blue belle of asia a 392 52 carat ceylon sapphire was sold for over 17 million setting the record for the most expensive sapphire ever sold at auction.
Although hue counts the closer to a pure blue the better saturation is more important.
Samples 1 4 were collected by rosey perkins in 2017 in bemainty madagascar.
Color is the most important element in estimating the value of blue sapphire.
Sapphire s value depends mainly on color but country of origin also affects value.
As we heat to higher levels these fissures begin to heal at the edges.
Natural blue sapphire pear single.
In addition to sapphire a large variety of other gemstones are mined from madagascar including fine rubies tourmaline aquamarine emerald garnet.
Cornflower blue eye clean.
Fancy color sapphire from madagascar is often quite vivid and clean.
Top sapphires reach vivid saturation.
7 1 x 5 3 x 3 7 mm.
This record breaking sale is a testament to the rapidly growing sapphire market and the high value that sapphires can command during a sale.
Untreated natural blue sapphire these precious stones come direct from mines.
The most valued blue sapphires are velvety blue to violetish blue in medium to medium dark tones.
The price of a sapphire is determined based on its quality which means that a large low quality sapphire would be a lot cheaper than a small but very high quality sapphire.
Heating of a madagascar sapphire a.
Twelve untreated madagascar blue sapphire samples selected from parcels from three locations were prepared for the heating experiments.
Madagascar is a relative newcomer as a major sapphire source but its stones can have an intense blue.
At 900 c the largest crystal has developed a large shiny fracture around it and the color zoning has lightened slightly.
The vast quantities of madagascar sapphire keep good quality sapphire prices very affordable especially in the pinks.
Blue sapphires usually have some inclusions but generally have better clarity than rubies.
Many sapphires on the market are actually grayish.
None untreated in any way.
Before heat treatment sample 6 shows a group of small crystals within decolorized areas as well as distinctive swaths of color zoning.
So when major sapphire deposits were found in madagascar in 1998 it created a sensation in the gems world and a gemstone fever in madagascar reminiscient of the gold rush in california in 1849.
