Note 9 - Subsequent Events (Details Textual) - USD ($)	Jun. 01, 2023	Jul. 31, 2021	Mar. 25, 2019
Winnemucca Mountain Property [Member] | New Option Agreement [Member]
Other Commitment		$ 285,453	$ 381,770
Subsequent Event [Member] | Promissory Note [Member] | Settlement and Promissory Note Agreement [Member] | Golden Sands Exploration, Inc [Member]
Debt Instrument, Interest Rate, Stated Percentage	6.00%
Subsequent Event [Member] | Winnemucca Mountain Property [Member] | New Option Agreement [Member]
Other Commitment	$ 85,000