Properties of gold
As a pure element, gold consists of atoms with a uniform mass number. Gold is very acid-resistant, does not react with oxygen and is resistant to most environmental influences. Pure gold does not discolour and is not very reactive.
Au

Applications for Gold
The areas of application for gold vary widely. For jewellery making, gold is the most popular precious metal in the world. Der älteste bekannte Goldschmuck – das Gold von Warna – geht bereits auf das Jahr 6500 v.Chr.The oldest known gold jewellery – the gold of Varna – dates back to 6500 BC.
The Industry is also very interested in the precious metal. The optical industry appreciates the metal’s high reflectivity and uses it for coating infrared laser mirrors, among other things. The cosmetics industry has also discovered gold for itself: creams with nano gold provide additional UVA protection and, together with silk proteins, are supposed to help against premature skin ageing.
The jewelry industry is still the largest gold buyer in the world after the investment business.
Real Value Gold
Worth Knowing
Gold jewellery is particularly popular in populous countries. Because where prosperity is growing, the demand for gold jewellery is also increasing at the same time. There, the precious metal serves the purpose of a store of value. The rarity of gold on the one hand and its special attractiveness on the other are the reasons why it has become the most important monetary and precious metal in the history of mankind.