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INVENTORIES (Tables) | 12 Months Ended
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Dec. 31, 2018
Classes of current inventories [abstract] |
Disclosure of detailed information about inventories [text block] |
| As at December 31 | As at December 31
(in millions of U.S. dollars) | 2018 | 2017
INVENTORIES |  |
Heap leach ore (2) (3) | - | 163.1
Stockpile ore | 74.3 | 23.8
Work-in-process | 7.7 | 18.5
Finished goods (1) | 25.4 | 16.1
Supplies | 49.3 | 50.4
| 156.7 | 271.9
Less: non-current inventories (2) | (14.9) | (78.7)
Total current inventories | 141.8 | 193.2
| 1. | The amount of inventories recognized in operating expenses for the year ended December 31, 2018 was $311.6 million (2017 $186.2 million).
| 2. | Non-current inventories consist of low-grade stockpiled inventories at Rainy River, of which $14.9 million are expected to be recovered after one year. As at December 31, 2017, non-current inventories of $78.7 million consisted of low-grade stockpiled inventories at Rainy River and non-current heap leach inventories at Mesquite and Cerro San Pedro.
| 3. | For the year ended December 31, 2018, the Company wrote down $16.9 million of heap leach inventory at Cerro San Pedro, of which $15.8 million was included in operating expenses and $1.1 million was included in depreciation and depletion, as a result of a recoverability analysis performed earlier in the year as the Company has discontinued the addition of cyanide to the heap leach pad, and as a result of Cerro San Pedro transitioning to the reclamation phase of its mine life cycle on December 31, 2018.

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