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Note 3 - Property, Mineral Rights, and Equipment: Schedule of fair value of warrants issued for mineral rights (Details) - $ / shares
12 Months Ended
Sep. 30, 2019
Sep. 30, 2018
Stock price on date of grant   $ 0.09
Expected term simplified   1.5
Expected forfeiture rate   0.00%
Elder Creek    
Expected volatility 137.40% 130.70%
Stock price on date of grant $ 0.06 $ 0.08
Exercise price $ 0.14 $ 0.14
Expected term simplified 3 3
Risk free interest rate 2.46% 2.67%
Expected forfeiture rate 0.00% 0.00%