Note 4 - Investment in the Joint Venture Company - Condensed Balance Sheet for Peak Gold, LLC (Details) - USD ($)	Mar. 31, 2020	Jun. 30, 2019	Mar. 31, 2019	Jun. 30, 2018
Cash	$ 3,593,644	$ 8,600,658	$ 9,777,480	$ 13,810,805
TOTAL ASSETS	3,845,825	8,761,853
TOTAL LIABILITIES AND SHAREHOLDERS’ EQUITY	3,845,825	8,761,853
The Joint Venture Company [Member]
Cash	191,578	473,056
Mineral properties	1,433,886	1,433,886
Other assets	193,116	57,538
TOTAL ASSETS	1,818,580	1,964,480
Accounts payable and other liabilities	220,507	927,424
TOTAL LIABILITIES	220,507	927,424
MEMBERS’ EQUITY	1,598,073	1,037,056
TOTAL LIABILITIES AND SHAREHOLDERS’ EQUITY	$ 1,818,580	$ 1,964,480