Expenses (Tables)

12 Months Ended

Dec. 31, 2018

a)	Cost of sales

Years ended December 31,
		2018				2017
Costs of contract mining	$		57,854		$		41,397
Crushing and gold recovery costs			48,981				32,081
Mine site administration costs			7,342				5,534
Transport and refining			269				253
Royalties			2,792				527
Change in inventories			(14,975	)			(9,974	)
Production costs			102,263				69,818
Depreciation and depletion			8,600				4,641
Cost of sales (including depreciation and depletion)	$		110,863		$		74,459

Summary of Corporate and Administrative Expenses

b)	Corporate and administrative expenses

Years ended December 31,
	Note		2018			2017
Salaries ⁽¹⁾		$		3,770	$		3,632
Consulting and professional fees ⁽²⁾				5,811			1,956
Share-based payments	18b), 18c)			894			1,287
Rent and office costs				577			359
Administrative and other				1,282			1,403
Corporate and administrative expenses		$		12,334	$		8,637

⁽¹⁾

During the year ended December 31, 2018, salaries included termination benefits of $728 (year ended December 31, 2017 - $708).

⁽²⁾

During the year ended December 31, 2018, consulting and professional fees included transaction costs related to the acquisition of Rye Patch of $2,828 (year ended December 31, 2017 - $nil) (note 5).

Summary of Finance Income, Net

c)	Finance income, net

Years ended December 31,
	Note		2018				2017
Gain on revaluation of warrant liabilities	15	$		(2,222	)	$		(1,338	)
Accretion of provision for site reclamation and closure and other provisions	17			907				250
Interest on credit facility	13			822				-
Interest on equipment loan payables and equipment financing	14			90				6
Interest on other financial liability	16			49				-
Other financial liability settlement gain	16			(1,932	)			-
Offering expense				-				57
Finance income, net		$		(2,286	)	$		(1,025	)