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Share Option and Warrant Reserves (Tables)

6 Months Ended

Jun. 30, 2022

Supplemental Cash Flow Information

Disclosure of share option activity

		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			(511,972	)			4.93
Forfeited			(633,436	)			1.89
Outstanding, June 30, 2022			9,036,589			$	1.46

				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 – $1.95					6,185,969				1.12				3.97				3,140,970				1.22				3.39
$2.05 – $3.26					2,847,703				2.19				3.06				2,847,703				2.19				3.06
$	8.23				2,917				8.23				0.20				2,917				8.23				0.20
					9,036,589				1.46				3.68				5,991,590				1.68				3.23

Disclosure of share-based payments

		Three months ended June 30								Six months ended June 30
		2022				2021				2022				2021
Recognized in net loss (earnings) and included in:
Exploration and evaluation costs		$	195			$	142			$	327			$	349
Fees, salaries and other employee benefits			433				478				800				1,184
Total share-based compensation expense		$	628			$	620			$	1,127			$	1,533

Disclosure of assumptions

Three months ended

June 30

Six months ended

June 30

2022

2021

2022

2021

Risk-free interest rate

2.79%

1.01%

2.20%

1.01%

Expected dividend yield

Nil

Nil

Nil

Nil

Share price volatility

67%

68%

67%

68%

Expected forfeiture rate

15%

0%

5%

0%

Expected life in years

5.0

4.9

5.0

4.9

Disclosure of warrant activity

		Warrants outstanding				Weighted average exercise price ($/share)
Outstanding at December 31, 2020			1,626,740			$	1.66
Issued			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			(412,190	)			1.11
Outstanding at June 30, 2022			7,799,263			$	1.28

Expiry date		Warrants outstanding				Exercise price ($/share)
September 12, 2022			337,813				2.96
October 6, 2024			5,085,670				1.20
October 12, 2024			2,375,780				1.20
Total			7,799,263				1.28