Testing & Refining

At Genuine Bullion we understand that it’s important to be well informed about the testing and refining if this precious metal. The main process used for gold refining are mainly as follows:

Incineration

burning of waste material having precious metal with an aim to remove moisture and organics.

Volatization

removing all metal including silver by applying vaccum and heat.

Oxidation

roasting followed by cupellation using lead to remove all base metal and leave gold as alloy.

Chlorination

purging of pure chlorine in molten metal and base metal as insoluble chloride.

Testing of this precious metal involves verification, acid testing, gravity and magnet testing. Testing is an essential process to ensure it’s authenticity and quality.