SCHEDULE OF NET DEFERRED TAX ASSET AND LIABILITIES (Details) - USD ($) |
Apr. 30, 2022 |
Apr. 30, 2021 |
|---|---|---|
| Income Tax Disclosure [Abstract] | ||
| Net operating loss carryover | $ 9,970,000 | $ 6,793,000 |
| Stock-based compensation | 2,234,000 | 2,776,000 |
| Capitalized exploration costs | 431,000 | |
| Accrued remediation costs | 11,000 | 7,000 |
| Alternative minimum tax credit carryover | ||
| Subtotal | 12,215,000 | 10,007,000 |
| Less: valuation allowance | (10,063,000) | (7,855,000) |
| Total deferred tax asset | 2,152,000 | 2,152,000 |
| Acquired mineral rights in excess of tax basis in a tax-free merger | (2,152,000) | (2,152,000) |
| Total deferred tax liabilities | (2,152,000) | (2,152,000) |
| Net deferred tax asset (liabilities) |
| X | ||||||||||
- Definition Acquired mineral rights in excess of tax basis in a tax-free merger. No definition available.
|
| X | ||||||||||
- Definition Amount of deferred tax liability attributable to taxable temporary differences. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
|
| X | ||||||||||
- Definition Amount before allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences and carryforwards. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
|
| X | ||||||||||
- Definition Amount, after allocation of valuation allowances and deferred tax liability, of deferred tax asset attributable to deductible differences and carryforwards, without jurisdictional netting. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
|
| X | ||||||||||
- Definition Amount after allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences and carryforwards. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
|
| X | ||||||||||
- Definition Amount before allocation of valuation allowances of deferred tax asset attributable to deductible operating loss carryforwards. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
|
| X | ||||||||||
- Definition Amount before allocation of valuation allowances of deferred tax asset attributable to deductible alternative minimum tax credit carryforwards. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
|
| X | ||||||||||
- Definition Amount before allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences from share-based compensation. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
|
| X | ||||||||||
- Definition Amount before allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences from accrued liabilities. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
|
| X | ||||||||||
- Definition Amount of deferred tax assets for which it is more likely than not that a tax benefit will not be realized. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
|
| X | ||||||||||
- Definition Amount of deferred tax liability attributable to taxable temporary differences from research and development costs. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
|
| X | ||||||||||
- References No definition available.
|