Doré bar

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A doré bar is a semi-pure alloy of gold and silver, usually created at the site of a mine. It is then transported to a refinery for further purification.

The proportions of silver and gold can vary widely. Doré bars weigh as much as 25 kg.

Associated industry codes[edit]

According to the United States Census Bureau,[1] the creation of doré bars is conducted at establishments engaged either in "Gold Ore Mining" (NAICS Code 212221),[2] or "Primary Smelting and Refining of Nonferrous Metal (except Copper and Aluminum)" (NAICS Code 331419).[3]

Derivation of the term[edit]

The term is French for "gilded" or "golden".[4]

See also[edit]


External links[edit]