Canadian Mining Journal


SILVER: ICMI extends cyanide code to cover silver producers

WASHINGTON, D.C. – The International Cyanide Management Institute (ICMI) has expanded the international cyanide code for the manufacture, transport and use of cyanide in the production of gold to cover primary silver mines as well.

The ICMI originally announced its plans in September 2016, and the revised code went into effect on Dec. 29, 2016. The change was made with the support of all those who commented on the plan.

The key changes are to the website and documents where references were exclusively to gold mining and processing to include silver as well. The revised definition of “mine and mining operation” now includes both primary gold and primary silver mines.

The ICMI ( began accepting signatory applications from silver miners on Jan. 1, 2017.

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