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Schedule of Reconciliation of Provision for Income Taxes (Details) - USD ($) | 12 Months Ended
--- | ---
Mar. 31, 2023 | Mar. 31, 2022
Income Tax Disclosure [Abstract] |  |  |
Tax expense at federal statutory rate | [1] | $ 979,167 | $ 599,564
Statutory depletion carryforward |  | (257,509) | 14,730
Change in valuation allowance |  | (749,912) | (504,911)
U. S. tax reform, corporate rate reduction |  |  |
Permanent differences |  | 28,196 | (97,349)
State income expense |  | 164,510 | 102,356
Other |  | 58 | (12,034)
State income tax expense |  | $ 164,510 | $ 102,356
Effective income tax rate |  | 340.00% | 350.00%
[1] | The federal statutory rate was 21% for fiscal years ending March 31, 2023 and 2022.

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