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TRADE AND OTHER RECEIVABLES (Details) - USD ($) $ in Millions	Dec. 31, 2018	Dec. 31, 2017
Trade and other receivables [abstract]
Trade receivables	$ 9.5	$ 3.8
Sales tax receivable	14.0	22.7
Unsettled provisionally priced concentrate derivatives and swap contracts (Note 13)	(0.7)	(1.9)
Proceeds due from the sale of Mesquite, excluding income tax refund receivable (Note 15)	11.2	0.0
Other	1.9	2.5
Total trade and other receivables	$ 35.9	$ 27.1

X

- Definition

The amount receivable by the entity that it does not separately disclose in the same statement or note.

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- Definition

The amount of receivables from taxes other than income tax. Income taxes include all domestic and foreign taxes that are based on taxable profits. Income taxes also include taxes, such as withholding taxes, that are payable by a subsidiary, associate or joint arrangement on distributions to the reporting entity.

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The amount of current trade receivables and current other receivables. [Refer: Current trade receivables; Other current receivables]

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- Definition

The amount due from customers for goods and services sold.

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The amount of receivables arising from the sale of mine excluding income tax refunded receivable.

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The amount receivable by the entity that is related to unsettled provisionally priced concentrate derivatives and copper swap contracts.

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