Bullion

Noun

 * 1) A bulk quantity of precious metal, usually gold or silver, assessed by weight and typically cast as ingots.

Thesaurus
bar, button, cast, casting, coin gold, coin silver, copper, earth metals, gate, gold, gold dust, gold nugget, ingot, metal, metal foil, metal leaf, metalleity, metallicity, metallics, metalloid, metalware, metalwork, native metals, nickel, noble metals, nugget, pig, precious metals, rare metals, regulus, semimetal, sheet metal, silver, sow, yellow stuff