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Inventories (Tables)
6 Months Ended
Jun. 30, 2021
Inventories  
Inventories

 

 

June 30,

2021

 

 

December 31,

2020

 

Antimony Metal

 

$-

 

 

$268,100

 

Antimony Oxide

 

 

216,020

 

 

 

67,377

 

Antimony Ore

 

 

185,123

 

 

 

95,880

 

Total antimony

 

 

401,143

 

 

 

431,357

 

Zeolite

 

 

165,568

 

 

 

218,856

 

 

 

$566,711

 

 

$650,213