Gold is a metal, one of the heaviest.Its symbol is AU Atomic number=79 Gold is very soft. This precious metal is heavily concentrated at the Earth's Core.
Neither acids nor corrosion that spoil other metals can spoil gold. Salt water does not harm gold.
Gold is 19.32 times the weight of it's own volume of water.
Atomic weight=197.2
Melting point 1,945 Fahrenheit.
Pure gold is said to be 24 karat.
18-karat gold would be 18 parts gold and six parts another metal.
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Last updated January 30, 1998
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