Note 4 - Properties, Plant and Equipment, Net and Mineral Rights - Mineral Rights and Properties (Details) - USD ($)	Sep. 30, 2024	Dec. 31, 2023
Mineral rights and properties	$ 11,250,121	$ 13,302,013
Comstock Mineral Estate [Member]
Mineral rights and properties	10,842,716	12,164,013
Other Mineral Properties [Member]
Mineral rights and properties	317,405	317,405
Water Rights [Member]
Mineral rights and properties	$ 90,000	$ 820,595