Gold bullion consists of gold bars and coins that may be bought or sold in bulk. Rich gold bullion are specific rare gold coins.

Bullion of gold or bullion of silver.

in other words, gold ingots and silver ingots

PMBull dot com is a great site to visit for information and tips on buying silver bullion online. From their site, they have links to other sites with particular types of bullion, whether it is coins or bars.

Sorry but gold is not referred as bullion but you have one of the bullions in form of gold. You call a bar of precious metal as bullion. It may be of gold or silver or any other precious metal. Bullion derived from a French word means which can be boiled ie melted.

That's a lot of bullion!

The gold bullion is currently stored in our largest vault.