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Income Taxes - Schedule of Deferred Tax Assets and Liabilities (Details) - USD ($)	Jun. 30, 2022	Dec. 31, 2021
Income Tax Disclosure [Abstract]
Deferred tax liabilities
Deferred tax assets:
Exploration costs	1,855,050	1,952,783
PRC tax losses	17,400,838	19,621,674
US federal net operating loss	1,336,405	1,308,335
Total deferred tax assets	20,592,293	22,882,792
Valuation allowance	(10,016,934)	(9,982,758)
Net deferred tax asset	$ 10,575,359	$ 12,900,034

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The deferred tax assets, PRC tax losses.

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Amount before allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences and carryforwards.

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Amount before allocation of valuation allowances of deferred tax asset attributable to deductible domestic operating loss carryforwards. Excludes state and local operating loss carryforwards.

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