Winnemucca Mountain Property (Details Narrative) - USD ($)	3 Months Ended	6 Months Ended
Jan. 31, 2021	Jan. 31, 2020	Jan. 31, 2021	Jan. 31, 2020	Jul. 31, 2020
Extractive Industries [Abstract]
Winnemucca accrued liabilities	$ 285,453		$ 285,453		$ 334,000
Gain on forgiveness of debt	$ 23,616	$ 0	$ 23,616	$ 0

Difference between the fair value of payments made and the carrying amount of debt which is extinguished prior to maturity.

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-Publisher FASB
-Name Accounting Standards Codification
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Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
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-Subparagraph (b)
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Name:	us-gaap_GainsLossesOnExtinguishmentOfDebt
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Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration