Summary of Significant Accounting Policies (Tables)

3 Months Ended

Mar. 31, 2022

Accounting Policies [Abstract]

Schedule of Property, Plant and Equipment, Net

Depreciation is computed using the straight-line method over estimated useful lives as follows:

Building	7 to 15 years
Vehicles and equipment	3 to 7 years
Processing and laboratory	5 to 15 years
Furniture and fixtures	2 to 3 years

Properties, plant and equipment at December 31, 2021 and 2020, respectively, include the following:

	December 31, 2021		December 31, 2020
Land	$	6,328,338	$	—
Real property leased to third parties	3,298,311		3,298,311
Property, plant and equipment for mineral processing	27,644,745		27,644,744
Other property and equipment	4,438,657		4,367,229
Accumulated depreciation	(27,146,379)		(26,685,584)
Total property, plant and equipment, net	$	14,563,672	$	8,624,700

Properties, plant and equipment at March 31, 2022 and December 31, 2021, respectively, include the following:

	March 31, 2022		December 31, 2021
Land	$	6,328,338	$	6,328,338
Real property leased to third parties	3,298,312		3,298,311
Property, plant and equipment for mineral processing	27,644,745		27,644,745
Other property and equipment	5,221,158		4,438,657
Accumulated depreciation	(27,284,196)		(27,146,379)
Total property, plant and equipment, net	$	15,208,357	$	14,563,672