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Share Option and Warrant Reserves (Tables)

12 Months Ended

Dec. 31, 2022

Share Option and Warrant Reserves

Disclosure of share based compensation expense

		Years ended December 31
		2022				2021
Recognized in net loss (earnings) and included in:
Exploration and evaluation costs		$	481			$	473
Fees, salaries and other employee benefits			1,188				1,573
Total share-based compensation expense		$	1,669			$	2,046

Disclosure of fair value of the share based options granted

		Years ended December 31
		2022				2021
Risk-free interest rate			2.20%				0.91%
Expected dividend yield		Nil				Nil
Share price volatility			67%				67%
Expected forfeiture rate			2.5%				0%
Expected life in years			5.0				4.9

Disclosure of share options issued and outstanding and the weighted average exercise price

		Number of share options				Weighted average exercise price ($/option)
Outstanding, December 31, 2020			8,141,004			$	2.67
Granted			1,405,000				1.03
Exercised			(5,834	)			0.86
Expired			(1,685,048	)			3.62
Forfeited			(1,103,125	)			2.04
Outstanding, December 31, 2021			6,751,997			$	2.00
Granted			3,430,000				1.00
Expired			(608,237	)			4.65
Forfeited			(693,436	)			1.77
Outstanding, December 31, 2022			8,880,324			$	1.44

Disclosure of Share option outstanding

	Options outstanding			Options exercisable
Exercise price ($/option)	Number of shares	Weighted average exercise price ($/option)	Weighted average remaining life (years)	Number of shares	Weighted average exercise price ($/option)	Weighted average remaining life (years)
$0.56 – $1.00	4,848,330	0.97	3.90	3,031,143	0.95	3.78
$1.00 – $1.95	1,277,639	1.72	1.80	1,262,015	1.72	1.77
$2.05 – $3.26	2,754,355	2.16	2.65	2,754,355	2.16	2.65
	8,880,324	1.44	3.21	7,047,513	1.56	2.98

Disclosure of warrant activity

		Warrants outstanding				Exercise price ($/share)
Outstanding at December 31, 2020			1,626,740			$	1.66
Issued (note 15b)			7,461,450				1.20
Exercised			(101,042	)			1.46
Expired			(775,695	)			1.42
Outstanding at December 31, 2021			8,211,453			$	1.27
Expired			(750,003	)			1.95
Outstanding at December 31, 2022			7,461,450			$	1.20

Expiry date		Warrants outstanding				Exercise price ($/share)
October 6, 2024			5,085,670				1.20
October 12, 2024			2,375,780				1.20
Total			7,461,450				1.20