Since the Hittites made the first jewelery of silver about 7000 years ago, the precious metal was always associated with the moon because of its bright shine. The Egyptians called it "lunar metal", and in the Middle Ages the crescent was a symbol of silver, which the alchemists had dedicated to the moon goddess Luna. Even today, it is used in psychotherapy to promote the memory of dreams and bring to the light of the suppressed. As a homeopathic remedy it is to help, among other things, sleep disturbances.
The Latin word for silver, "argentum", is derived not only from the element symbol Ag, but also from the name of the silver producer Argentina, which was named as the only country after a chemical element. However, the world's largest silver deposits are in Peru, Bolivia, Poland, Mexico, USA and Canada.
Of all the precious metals, silver is the most abundant, with a content of 0.079 g / t at the solid earth crust nevertheless extremely rare. Silver occurs as pure (solid) metal in nature, but is mostly obtained from silver ores (eg silvery silver with about 87% silver content) and silvery ores (0.01 to 1% silver).
It is easy to alloy and is used mostly in copper-silver alloys. Their value depends on the fine content of silver, which is expressed in thousandths of a milliliter of the total mass and can be read off using the fine stamp. The most common is 800, 835 and, above all, 925 silver, known as "sterling silver" and in special coins, jewelery and cutlery. Investment coins and silver bars consist of at least 999 silver and are regarded as a popular and valuable financial investment.