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Segmented Information - Schedule of Expenses and Mineral Property Carrying Values by Material Project (Details) - USD ($)	3 Months Ended
	Sep. 30, 2016	Sep. 30, 2015	Jun. 30, 2016
Costs Incurred Oil And Gas Property Acquisition Exploration And Development Activities [Line Items]
Exploration	$ 537,371	$ 274,875
Land holding costs	154,611	84,522
Mineral properties, net	46,460,386		$ 25,674,658
Sleeper Gold Project
Costs Incurred Oil And Gas Property Acquisition Exploration And Development Activities [Line Items]
Exploration	96,630	274,875
Land holding costs	115,482	$ 84,522
Mineral properties, net	25,674,658		$ 25,674,658
Grassy Mountain Project
Costs Incurred Oil And Gas Property Acquisition Exploration And Development Activities [Line Items]
Exploration	440,741
Land holding costs	39,129
Mineral properties, net	$ 20,785,728

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Land holding costs.

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Exploration expenses (including prospecting) related to the mining industry would be included in operating expenses. Exploration costs include costs incurred in identifying areas that may warrant examination and in examining specific areas that are considered to have prospects of mineral reserves.

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Mineral properties, net of adjustments.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 932
-SubTopic 360
-Section 25
-Paragraph 7
-URI http://asc.fasb.org/extlink&oid=56951519&loc=d3e64895-109465

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 360
-SubTopic 10
-Section 50
-Paragraph 1
-URI http://asc.fasb.org/extlink&oid=6391035&loc=d3e2868-110229

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