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Contractual interest rate for funds borrowed, under the debt agreement.

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Minimum amount of other commitment not otherwise specified in the taxonomy. Excludes commitments explicitly modeled in the taxonomy, including but not limited to, long-term and short-term purchase commitments, recorded and unrecorded purchase obligations, supply commitments, registration payment arrangements, leases, debt, product warranties, guarantees, environmental remediation obligations, and pensions.

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Note 5 - Loans Payable (Details Textual) - USD ($)		12 Months Ended
Note 5 - Loans Payable (Details Textual) - USD ($)	Apr. 30, 2025	Jul. 31, 2022	Oct. 18, 2024	Jul. 31, 2024	Jul. 31, 2023	Jun. 01, 2023	Mar. 03, 2021	Jul. 31, 2020	Jun. 11, 2020	Apr. 16, 2017
Unsecured Debt	$ 11,000				$ 7,000		$ 5,000		$ 14,000
Repayments of Unsecured Debt		$ 15,000
Shares Issued, Price Per Share (in dollars per share)			$ 0.19
New Option Agreement [Member] \| Winnemucca Mountain Property [Member]
Other Commitment						$ 85,000
Promissory Note [Member]
Notes Payable	15,000			$ 15,000						$ 15,000
Interest Payable	10,500			9,375						$ 3,000
Promissory Note [Member] \| Golden Sands Exploration, Inc [Member]
Notes Payable	85,000			85,000
Interest Payable	898			886
Promissory Note [Member] \| Golden Sands Exploration, Inc [Member] \| Settlement and Promissory Note Agreement [Member]
Debt Instrument, Interest Rate, Stated Percentage						6.00%
July 31, 2020 Unsecured Note [Member]
Notes Payable	30,000			60,000
Interest Payable	0			$ 23,265
Unsecured Debt								$ 60,000
Debt Instrument, Interest Rate, Stated Percentage								8.00%
Repayments of Debt	$ 30,000
Shares Issued, Price Per Share (in dollars per share)	$ 0.05
July 31, 2020 Unsecured Note [Member] \| Conversion Of Debt To Common Stock [Member]
Debt Conversion, Converted Instrument, Shares Issued (in shares)	1,137,900