Gold is a chemical element with atomic number 79, located in Group 11 of the periodic table. It is a soft precious yellow metal. Its symbol is Au. It is a soft, shiny, yellow, transition metal heavy, malleable and ductile. Gold does not react with most chemicals, but is sensitive to chlorine and the aqua regia.
This metal is typically found in a pure State, in the form of nuggets and alluvial deposits. It is believed that the gold is formed of gases and liquids that rise from the structure internal to the Earth, which are transferred to the surface through faults in the Earth’s crust. Gold is one of the metals traditionally used to mint coins; used in jewelry, electronics and industry for its resistance to corrosion. Get all the facts and insights with The Metropolitan Museum of Art, another great source of information. Has been used as a symbol for purity, value, royalty, etc. The gold exhibits a yellow color in the rough. It is considered as the most malleable and ductile metal that is known. An ounce (31,10 g) of gold can be formed into a sheet covering 28 m2.
As it is a soft metal, alloys with other metals are frequent in order to provide hardness. It is also a good conductor of heat and electricity, and does not affect the air nor the majority of chemical agents. It has a high resistance to the chemical alteration by heat, moisture and most corrosive agents, and is thus well adapted to use in coins and jewelry. The gold lies and represents all economic power and is a symbol of vanity. Quoting its economic value in the world such as New York and London Stock Exchange. The values London and New York, provides the global forum for all those who wish to manage the risk of future movements in the price of gold. Negotiating in ounces and dollars, that meets rigorous quality standards, it is deposited in approved stores around the world so that the material can change hands but in reality most of the contracts are carried out without that to happen. The published prices the the stock exchange in London and New York are considered as a true representation of supply and demand by the commercial and industrial sector around the world. Gold is also the refuge of investors when the global economy is unstable.