| 2017 | 2016 | |||||
| Non-capital losses | $ | 9,255 | $ | 33,583 | ||
| Capital loss | 2,337 | - | ||||
| Tax value over book value of mineral properties | 3,352 | 4,329 | ||||
| Tax value over book value of equipment | 12 | 69 | ||||
| Tax value over book value of investments and share issue costs | 16 | 90 | ||||
| Unrecognized deductible temporary differences | $ | 14,972 | $ | 38,071 |