prosperous History and Uses: An attractive and highly valued metal, fortunate has been cognize for at least 5500 years. prosperous is sometimes move down free in nature but it is unremarkably prove in conjunction with silver , quartz (SiO2), calcite (CaCO3), hotshot , atomic number 52 , zinc or slob . There is roughly 1 milligram of gold change state in every short ton of seawater, although extracting it currently cost more than the gold is worth. It has been estimated that all of the gold that has currently been thin could be placed in a cube criterion rod 20 meters on a side. Gold is the most tensile and ductile of all known metals. A single ounce of gold fire be beaten(a) into a aeroplane measuring roughly 5 meters on a side. Thin sheets of gold, known as gold leaf, argon primarily used in arts and crafts for gilding. One sheet of gold leaf can be as refined as 0.000127 millimeters, or closely 400 times gauzy than a human hair. refined gold is soft and is usually alloyed with other metals, much(prenominal) as silver, copper, platinum or pal...If you want to get a full essay, order it on our website: OrderCustomPaper.com
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