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Embedded Derivatives (Tables)

6 Months Ended

Jun. 30, 2018

Embedded Derivatives

Summary of unsettled sales contracts

		Gold			Silver			Copper			Lead			Zinc
		(ounces)			(ounces)			(tonnes)			(tonnes)			(tonnes)
Under contract			8,928			891,195			740			2,941			7,959
Average forward price (per ounce or tonne)		$	1,318		$	16.61		$	6,934		$	2,440		$	3,263

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Tabular disclosure of pertinent information about a derivative or group of derivatives on a disaggregated basis, such as for individual instruments, or small groups of similar instruments. May include a combination of the type of instrument, risks being hedged, notional amount, hedge designation, related hedged item, inception date, maturity date, or other relevant item.

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