Note 9 - Commitments and Contingencies (Details)	12 Months Ended
	Sep. 30, 2018
Elder Creek
Other Commitments, Description	The Elder Creek Project is subject to certain future work expenditure requirements in order for the Company to earn an ownership portion of the property.
Mining Claims
Other Commitments, Description	A portion of the Company’s mining claims on the Company’s properties are subject to lease and option agreements with various terms, obligations, and royalties payable in certain circumstances.
Claim Maintenance Fees
Other Commitments, Description	The Company pays federal and county claim maintenance fees on unpatented claims that are included in the Company’s mineral exploration properties. Should the Company continue to explore all of the Company’s mineral properties, it expects annual fees to total approximately $184,906 per year in the future, of which $113,014 is for the two joint venture mineral property interests (See Note 3). The claims maintenance fees for Lookout Mountain LLC are expected to be $97,587 and will be remitted from the earn-in funds provided by PM&G as part of the LLC Agreement.
Real Estate Commitments
Other Commitments, Description	At September 30, 2019, the Company had real estate lease commitments for certain mineral property exploration facilities totaling $72,000 annually. The Company’s office in Coeur d’Alene, Idaho and its facilities in Eureka, Nevada are rented on a month-to-month basis.