الجمعة، 26 أغسطس 2016

What is Gold?

Gold is a very precious metal and a chemical element that has the symbol Au and atomic number 79 in the periodic table. The so-called natural his condition before hitting by gold dust, a soft yellow color and shiny, use as a criticism when many peoples and civilizations and nations, as it is used in jewelry and gems industry. Resides in the nature of the granules body within the rocks in the river bottoms, or in the form of veins in the ground, and often there is gold with other metals such as copper, lead, and discovered the largest mass of gold in Australia in 1896, he weighed 2,280 an ounce, and the advantage of gold lack of corrosion and softness it is also one of the most density of chemical elements. And gold have existed in abundance when the Pharaohs And they make him the coffins of their kings and their vehicles as they made him a mask of the most beautiful masks known to mankind was made of pure Pharaoh Tutankhamun's gold. And is a gold monetary base used by the International Monetary Fund (IMF) and the Bank for International Settlements (BIS) also went to other Astamlat is used in dentistry and electronics.

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