CONSOLIDATED BALANCE SHEETS (Unaudited) - USD ($)	Sep. 30, 2022	Dec. 31, 2021
Assets
Cash and cash equivalents	$ 117,588,915	$ 64,244,983
Other current assets	3,362,103	2,514,602
Total current assets	120,951,018	66,759,585
Property, plant and mine development, net	64,342,373	40,055,354
Other non-current assets	15,728,575	4,561,122
Equity method investments in unconsolidated affiliates	96,833,438	58,872,710
Total assets	297,855,404	170,248,771
Liabilities and Stockholders’ Equity
Accounts payable	1,959,376	1,262,744
Accrued expenses	4,664,569	5,425,498
Current portion of long-term debt	458,572	762,189
Other current liabilities	119,584	99,587
Total current liabilities	7,202,101	7,550,018
Long-term debt, net of current portion	244,700	914,147
Operating lease liabilities, net of current portion	1,210,230	0
Deferred tax liabilities	3,814,015	0
Total liabilities	12,471,046	8,464,165
Commitments and contingencies (Note 11)
Stockholders’ equity:
Common stock; $0.0001 par value, 100,000,000 shares authorized; 17,994,576, and 15,894,395, shares issued and outstanding at September 30, 2022, and December 31, 2021, respectively	1,799	1,589
Additional paid-in capital	380,140,254	255,131,836
Accumulated deficit	(94,754,054)	(92,683,000)
Accumulated other comprehensive loss	(3,641)	(665,819)
Total stockholders’ equity	285,384,358	161,784,606
Total liabilities and stockholders’ equity	$ 297,855,404	$ 170,248,771