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Inventories, net (Tables)
6 Months Ended
Jun. 30, 2022
Inventories, net  
Summary of Inventories, net

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​

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As of

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As of

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June 30, 

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December 31, 

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2022

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2021

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​

(in thousands)

Stockpiles - underground mine

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$

61

​

$

-

Concentrates

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​

2,986

​

​

2,048

Doré, net

​

​

800

​

​

452

Subtotal - product inventories

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​

3,847

​

​

2,500

Materials and supplies (1)

​

​

8,659

​

​

7,861

Total

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$

12,506

​

$

10,361

(1)Net of reserve for obsolescence of $384 as of June 30, 2022 and December 31, 2021.