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The European Council (informally EUCO) is a collegiate body ( directorial system) that defines the overall political direction and priorities of the European Union. The European Council is part of the executive of the European Union (EU), beside the European Commission. It is composed of the heads of state or of government of the EU member ...
Diamond production [2] (million USD) Country 2021 production 2020 production Botswana 4657: 2521 Russia 2643: 2255 Angola 1626: 1017 Canada 1512: 929 South Africa 1360: 959 Namibia
There are a limited number of commercially available diamond mines currently operating in the world, with the 50 largest mines accounting for approximately 90% of global supply. [1] Diamonds are also mined alluvially over disperse areas, where diamonds have been eroded out of the ground, deposited, and concentrated by water or weather action.
Material properties of diamond. Burns above 700 °C in air. Diamond is the allotrope of carbon in which the carbon atoms are arranged in the specific type of cubic lattice called diamond cubic. It is a crystal that is transparent to opaque and which is generally isotropic (no or very weak birefringence ).
This is a list of cities and towns in Qatar. [1] [2] Over 60 percent of residents of Qatar live in Doha, the capital. Alphabetical list of cities and towns.
Discovered in 2015, it is the 5th largest diamond ever discovered at the Crater of Diamonds State Park, Arkansas Identified as a Type IIa crystal, the 8.52 carat diamond was cut and polished by Mike Botha into a custom-designed 4.605 carat Triolette shape during a week long event in North Little Rock and was graded a D IF, 0 Polish & 0 Symmetry ...
This is a partial list of the largest non-synthetic diamonds with a rough stone (uncut) weight of over 200 carats (40 grams). [1] The list is not intended to be complete—e.g., the Cullinan (formerly Premier ) mine alone has produced 135 diamonds larger than 200 carats since mining commenced.
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