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Sri Lanka’s gem industry has a very long and colorful history. Sri Lanka was affectionately known as Ratna-Dweepa which means Gem Island. The name is a reflection of its natural wealth. Marco Polo wrote that the island had the best sapphires, topazes, amethysts, and other gems in the world. [1]
Geuda (ගෙවුඩ, pronounced gay-yoo-dah [needs IPA]) is a form of the mineral corundum, or sapphire, found primarily in Sri Lanka. Around 70%-80% of gems mined in Sri Lanka belong to geuda varieties. Because of its semitransparent and milky appearance due to rutile inclusions, these stones have little value as gemstones in their natural ...
Clear and well-colored stones are rare as the radioactivity tends to degrade the crystal matrix over time in a process known as metamictization. The type locality is Eheliyagoda, Ratnapura District, Sabaragamuwa Province, Sri Lanka, [2] where it was first described in 1955 by F. L. D. Ekanayake, a Sri Lankan scientist, [5] [6] and it is named ...
A number of individual gemstones are famous in their own right, ... with a weight of 1,404.49 carats (280.898 g), it is the largest star sapphire in the world.
[4] [5] As such, it is the only gemstone to have been initially identified from a faceted stone. Most pieces of the gem, prior to Taaffe, had been misidentified as spinel . For many years afterwards, it was known only in a few samples, and it is still one of the rarest gemstone minerals in the world.
The below birth colors were developed by astrologer and numerologist Michele Bernhardt, who matched each birth month with a Pantone color. And you can read more in her book Colorstrology: What ...
Type of stone: Sapphire: Weight: ... Color: Blue: Cut: Rough: Country of origin: Sri Lanka: Queen of Asia is the world's largest natural corundum blue sapphire. [1]
Pages in category "Gems of Sri Lanka" ... Star of India (gem) This page was last edited on 2 January 2018, at 17:00 (UTC). Text is available under the Creative ...