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The three main emerald mining areas in Colombia are Muzo, Coscuez, and Chivor. [10] Rare "trapiche" emeralds are found in Colombia, distinguished by ray-like spokes of dark impurities. Zambia is the world's second biggest producer, with Kagem mine being the world's largest emerald mine [ 11 ] responsible for 25–30% of the world's production ...
Emerald is regarded as the traditional birthstone for May as well as the traditional gemstone for the astrological sign of Taurus. [38] [need quotation to verify] Traditional alchemical lore ascribes several uses and characteristics to emeralds: The virtue of the Emerald is to counteract poison.
The Mogul Mughal Emerald is one of the largest emeralds known.. Auction house Christie's described it as follows: . The rectangular-cut emerald known as 'The Mogul Mughal' weighing 217.80 carats, the obverse engraved with Shi'a invocations in elegant naskh script, dated 1107 A.H., the reverse carved all over with foliate decoration, the central rosette flanked by single large poppy flowers ...
The diamond cut planning stage is a complex process that requires the cutter to work with unique rough stones. Very often, the location of the inclusions in a rough stone will determine the type of shape to which a diamond may be cut. For economic reasons, most diamonds are cut to retain weight instead of maximizing brilliance. [2]
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Generally, a prong setting is formed of a number of short, thin strips of metal, called prongs, which are arranged in a shape and size to hold the given stone, and are fixed at the base. Then a burr of the proper size is used to cut what is known as a "bearing", which is a notch that corresponds to the angles of the stone. The burr most often ...
After a trial on March 30, 2015, in the Los Angeles Superior Court, the Honorable Michael Johnson, the judge who succeeded Judge Kronstadt in the civil case, entered a final order on June 23, 2015 determining and ruling that FM Holdings, LLC was the bona fide purchaser of the Bahia Emerald and that title to the Bahia Emerald is now held solely ...
Patricia Emerald – this 630-carat, di-hexagonal cut was first discovered in 1920. It is named after the mine owner's daughter, Patricia. This emerald currently resides in the American Museum of Natural History in New York. [4] Crown of the Andes – one of the most famous pieces of Colombian emerald-encrusted jewelry in the world. It has 453 ...