GOLD Gold has been used for coins, jewellery and decoration for thousands of years. Gold is prized for its rarity, Красота, durability and the unique qualities that enable the jeweller to craft it into almost any form desired. За да променя цвета си и да повишава твърдостта му, златото почти винаги е легирано с други метали. The purity of gold jewellery is [...]
