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Note 5 - Mineral Rights and Properties - Mineral Rights and Property Acquisition Costs (Details) - USD ($) | Apr. 30, 2022 | Jul. 31, 2021
--- | --- | ---
Mineral Properties, Gross | $ 179,140,630 | $ 67,711,387
Accumulated Depletion | (3,929,884) | (3,929,884)
Mineral Properties Excluding Mineral Rights, Net | 175,210,746 | 63,781,503
Mineral Properties, Net, Total | 175,212,121 | 63,784,003
Palangana Mine [Member] |  |
Mineral Properties, Gross | 6,027,784 | 6,027,784
Goliad Project [Member] |  |
Mineral Properties, Gross | 8,689,127 | 8,689,127
Burke Hollow Project [Member] |  |
Mineral Properties, Gross | 1,495,750 | 1,495,750
Longhorn Project [Member] |  |
Mineral Properties, Gross | 116,870 | 116,870
Salvo Project [Member] |  |
Mineral Properties, Gross | 14,905 | 14,905
Anderson Project [Member] |  |
Mineral Properties, Gross | 3,470,373 | 3,470,373
Workman Creek Project [Member] |  |
Mineral Properties, Gross | 949,854 | 899,854
Los Cuatros Project [Member] |  |
Mineral Properties, Gross | 257,250 | 257,250
Slick Rock Project [Member] |  |
Mineral Properties, Gross | 90,000 | 60,000
Reno Creek Project [Member] |  |
Mineral Properties, Gross | 31,527,870 | 31,527,870
UEC Wyoming Portfolio [Member] |  |
Mineral Properties, Gross | 110,413,823 | 0
Diabase Project [Member] |  |
Mineral Properties, Gross | 982,358 | 546,938
Yuty Project [Member] |  |
Mineral Properties, Gross | 11,947,144 | 11,947,144
Oviedo Project [Member] |  |
Mineral Properties, Gross | 1,133,412 | 1,133,412
Alto Parana Titanium Project [Member] |  |
Mineral Properties, Gross | 1,933,030 | 1,433,030
Other Property Acquisitions [Member] |  |
Mineral Properties, Gross | 91,080 | 91,080
Databases and Land Use Agreements [Member] |  |
Databases and Land Use Agreements | 2,458,808 | 2,458,808
Accumulated Amortization | (2,457,433) | (2,456,308)
Mineral Rights | 1,375 | 2,500
Mineral Rights and Properties [Member] |  |
Mineral Properties, Net, Total | $ 175,212,121 | $ 63,784,003

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