Consolidated Statements of Cash Flows - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2019	Dec. 31, 2018
Cash Flow From Operating Activities
Net income/(loss)	$ (9,675)	$ (7,846)
Items not affecting cash
Depreciation of property, plant and equipment	1,844	4,512
Depreciation of mining rights	100	100
Share based payment expense	127	190
Asset retirement obligation	1,342	(712)
Write-down of inventory	2,368	8,881
Impairment of asset	1,996	690
Accretion expense	179	578
Deferred tax benefit/(expense)	298	(2,440)
Net change in non-cash working capital items
(Increase)/decrease in receivables	3,863	3,841
(Increase)/decrease in deferred tax assets	1,787	1,548
(Increase)/decrease in inventory	1,477	6,932
(Increase)/decrease in other financial assets	32	0
Increase/(decrease) in accounts payable and accrued liabilities	(3,116)	(4,094)
Increase/(decrease) in accounts payable and accrued liabilities with related parties	301	0
Increase/(decrease) in other long-term payables	(23)	(82)
Increase/(decrease) in transaction taxes payable	(126)	(329)
Net cash provided by/(used in) operating activities	2,774	11,769
Cash Flows From Investing Activities
Purchases of property plant and equipment	(777)	(4,063)
Purchase of mineral property	(216)	(698)
Purchase of mining rights	0	(14,612)
Proceeds from disposal of property, plant and equipment	113	7,515
Net cash provided by/(used in) investing activities	(880)	(11,858)
Cash Flow From Financing Activities
Bank indebtedness	2,608	7,877
Proceeds from loan	0	6,278
Proceeds from loans with related parties	8,515	0
Repayment of loan	(10,530)	(18,625)
Net cash provided by/(used in) financing activities	593	(4,470)
Net increase/(decrease) in cash	2,487	(4,559)
Effect of foreign exchange on cash	(2,462)	3,934
Cash, beginning of year	660	1,285
Cash, end of the year		660
Taxes paid	(126)	(329)
Interest paid	(416)	(634)
Supplemental Non-Cash Information
Change in fair value of investment	$ (28)	$ (13)