Posts Tagged ‘relatively expensive’
White Gold Jewelries
White gold is gold that has undergone a process of bleaching. Bleaching process is carried out by involving chemical reactions and also changes the structure of atoms. Process of whitening or bleaching is known in the English language is usually use nickel as a material mixed because it was considered cheaper and the results would be assessed close to platinum. You need to know that all types of metallic silver-gray except for gold and copper.
White gold has become a trend since the 1920s as a substitute for platinum, because platinum is relatively expensive and difficult to be processed and requires a higher temperature than gold to process.