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Costs of sales | 3 Months Ended
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Mar. 31, 2018
Costs of sales |
Costs of sales | Note 11 – Costs of sales Costs of sales comprise the following:
|  |  | For the three months ended |
|  |  | March 31, |
|  |  | 2018 |  |  | 2017 |
Cost of stream sales |  |  | $ | 27.0 |  |  | $ | 36.4 |
Cost of prepaid ounces |  |  |  | 1.9 |  |  |  | 1.8 |
Mineral production taxes |  |  |  | 0.3 |  |  |  | 0.6 |
Oil & Gas operating costs |  |  |  | 1.0 |  |  |  | 1.1 |
|  |  | $ | 30.2 |  |  | $ | 39.9 |

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