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Revenue
3 Months Ended
Mar. 31, 2022
Revenue  
Revenue

3. Revenue

The Company derives its revenue from the sale of doré and concentrates. The following table presents the Company’s net sales for each period presented, disaggregated by source:

For the three months ended March 31, 

2022

2021

(in thousands)

Doré sales, net

Gold

$

1,244

$

2,487

Silver

20

377

Less: Refining charges

(7)

(71)

Total doré sales, net

1,257

2,793

Concentrate sales

Gold

14,541

6,524

Silver

6,085

6,313

Copper

4,097

3,386

Lead

3,827

2,405

Zinc

16,317

8,766

Less: Treatment and refining charges

(2,741)

(2,884)

Total concentrate sales, net

42,126

24,510

Realized gain embedded derivative, net

866

91

Unrealized gain (loss) - embedded derivative, net

1,168

(126)

Total sales, net

$

45,417

$

27,268