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INVENTORIES

3 Months Ended

Mar. 31, 2018

Inventory Disclosure [Abstract]

Inventories

INVENTORIES

	March 31, 2018				December 31, 2017
Concentrates and work-in-progress	$	14,190			$	14,118
Raw materials and consumables	2,637				2,432
	$	16,827			$	16,550

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- References

No definition available.

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- Definition

The entire disclosure for inventory. Includes, but is not limited to, the basis of stating inventory, the method of determining inventory cost, the classes of inventory, and the nature of the cost elements included in inventory.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 330
-URI http://asc.fasb.org/topic&trid=2126998

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