The Production of Gold Platinum and Silver
Throughout this paper I will be discussing and researching the production of gold, platinum, and silver. Gold is a soft, bright yellow metallic element. Gold has been valued since the Stone Age. Platinum is a soft, ductile, silver white metallic element. Platinum was discovered in Columbia in 1735. Silver is a lustrous, white metallic element. Silver has been used for money since the time of Ancient Babylonian. I have researched all three and I will discuss its properties, uses, production, and its value. Gold, which symbol is Au, is the first element that I will be discussing. Gold is a transition element in the periodic table and its atomic number is 79. Gold is very soft and easily transformed into many shapes and sizes. It is a good conductor of heat and electricity. Gold is inactive and is unaffected by air, heat, moisture and most solvents. It was first legalized as money as early as 1091 BC and in China as an alternative to silk. Gold is still the only universal accepted medium of exchange. Gold was found on the ground and used by prehistoric man as a tool. Art objects and jewelry made of gold were discovered by archaeologist, in Ur which is now Southern Ir
World production of platinum increased strongly in the 1960's and early 1970's reaching roughly two million ounces (62 tons) per year. It was in great use in Egypt before 3500 BC. It is very popular and big on the market. This catalogue opened only eight years after opening. Microsoft: Encarta 99 Encyclopedia. Gold is also used for unit of monetary exchange. These men used a circular dish to sift the bottoms of streams in search for gold. Tiffany and Company: Caring for Your Jewelry. Approximately 80 % of the total worldwide production of gold now comes from South Africa, the United States, the former Soviet republics, Australia, Canada, China, and Brazil. Silver is a rare metal that makes up less than a hundred-millionth of the earth's crust. In 1845, the first mail order catalogue was published. treasury made additional reserves available for trading. Pure silver is found in large masses of metals that could be used without complex separation and refinement.
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