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Emerald is a gemstone and a variety of the mineral beryl (Be 3 Al 2 (SiO 3) 6) colored green by trace amounts of chromium or sometimes vanadium. [2] Beryl has a hardness of 7.5–8 on the Mohs scale. [2] Most emeralds have many inclusions, [3] so their toughness (resistance to breakage) is classified as generally poor. Emerald is a cyclosilicate.
Beryl (/ ˈ b ɛr əl / BERR-əl) is a mineral composed of beryllium aluminium silicate with the chemical formula Be 3 Al 2 Si 6 O 18. [6] Well-known varieties of beryl include emerald and aquamarine.
Red beryl, formerly known as bixbite and marketed as red emerald or scarlet emerald, is an extremely rare variety of beryl as well as one of the rarest minerals on Earth. [1] [2]: 19 The gem gets its red color from manganese ions incorporated within the beryl crystal structure. [1] The color of red beryl is stable up to 1,000 °C (1,830 °F).
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 ...
Hooker Emerald Brooch – brooch made from a Colombian emerald from an unknown mine, possibly Muzo; Fura Emerald – the second-biggest emerald in the world, with 2.2 kilograms (4.9 lb) or 11,000 carat, found in Muzo, in 1999; Tena Emerald – the most valuable emerald in the world, 400 grams (0.88 lb) or 2,000 carat, found in Muzo, in 1999
The emerald was discovered in a beryl mine in 2001 and later smuggled out of the rainforest and to the US by mules — one of whom was reportedly attacked by a panther during the mission.
The mineral was named in honor of the British gemologist Arthur Charles Davy Pain. At one point it was considered the rarest mineral on Earth. [71] Tanzanite was discovered in 1967 in Northern Tanzania. With its supply possibly declining in the next 30 years, this gemstone is considered to be more rare than a diamond.
Pennsylvania-based Maria Viola-Kuttruff is endlessly inspired by the interiors in Dial M for Murder, starring Grace Kelly.“It takes place in a wonderful, high ceiling London apartment. The ...
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