A few districts are known to create uncommonly fine gems, yielding additional fine pearls. Each district produces a extend of pearl fabric that offers common characteristics that are specifically related to its special topography. The one of a kind characteristics of each source permit us to classify numerous sapphires by their nation of origin. Country of root can have a critical impact on the esteem of a gemstone, particularly when the stone is expansive and of fine quality. A certificate of beginning from a best lab like GIA or GRS can make or break the deal of a fine stone. Deciding the root of a blue sapphire may be as clear as master examination in a gemological magnifying instrument of incorporations and other characteristics, but it can require more advanced spectroscopic and other tall level testing accessible as it were within the beat labs.
As a source known for fine quality blue stones, Madagascar is the new kid on the block. This California sized island country, remotely situated off the east coast of Mozambique, has been mined intensively since the 1990’s. Like Sri Lanka, it produces a wide range of sapphire colors from numerous alluvial deposits. Mining is usually quite primitive, often artisanal. In general, top quality Madagascar blue sapphires resemble upper tier Ceylon stones, are usually heated and are priced similarly.