Geuda is the latest addition to the Corundum family. Most Sri Lankan ruby varieties are of a pinkish red and display a tint of purple which is unique to the stones that are of Sri Lankan origin.
These rough cut stones usually display a reflection of six, or in rare instances a twelve rayed star on the cabochon surface of the blue, purple, pink and grey coloured Star Sapphires found in Sri Lanka.Īlthough sapphires are the pride and glory of Sri Lanka today, Sri Lanka has been celebrated in the days gone by for large pigeon blood coloured rubies found in Embilipitiya and Udawalawe areas.
Identical to the colour of a red lotus, the colours of yellow sapphire varies between the hues of pinkish orange to yellow and are found mainly in the Balangoda area in Sri Lanka.Īlthough star sapphires share the same colour shades of a normal sapphire, its external appearance varies greatly due to the asterism caused by certain minerals. The yellow sapphire or the Padparadscha are of a colour that is unique to Sri Lanka. The world's largest known sapphire weighing 42 pounds was found in the gem gravels of Sri Lanka. Tone of the highly priced gems of all times, it is second only to the diamond in hardness. And her blue sapphires are the finest in the world. The Blue Sapphire is Sri Lanka's gem supreme. This oxide of aluminium complex produces the most expensive and most sought-after coloured gems of Sri Lanka, named after their colour shade such as ruby for deep red, padmaraga for every shade of pink and pinkish orange and sapphire for shades of blue varying from deep blue to sky blue.
The group Corundum contains some of the most rare and expensive gem stone varieties found in the world including sapphires (blue, yellow, golden, white & star), rubies and geuda. Although Sri Lanka is largely known for precious sapphires and rubies, the main types of gemstones found in Sri Lanka belongs to five major categories, which are corundum, chrysoberyl, spinel, garnet and tourmaline. Sri Lanka ranks with Myanmar, Brazil, South Africa and Thailand as one of the world's most important gem-bearing nations.
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