PROPERTY, PLANT AND EQUIPMENT (Details) - USD ($)	Jul. 31, 2018	Jul. 31, 2017
Property, Plant and Equipment [Line Items]
Cost	$ 12,897,160	$ 12,502,712
Accumulated Depreciation	(5,795,608)	(5,711,530)
Net Book Value	7,101,552	6,791,182
Hobson Processing Facility [Member]
Property, Plant and Equipment [Line Items]
Cost	6,819,088	6,819,088
Accumulated Depreciation	(773,933)	(773,933)
Net Book Value	6,045,155	6,045,155
Mining Equipment [Member]
Property, Plant and Equipment [Line Items]
Cost	2,438,681	2,438,681
Accumulated Depreciation	(2,412,277)	(2,378,737)
Net Book Value	26,404	59,944
Logging Equipment and Vehicles [Member]
Property, Plant and Equipment [Line Items]
Cost	1,971,742	1,971,742
Accumulated Depreciation	(1,850,306)	(1,825,389)
Net Book Value	121,436	146,353
Computer Equipment [Member]
Property, Plant and Equipment [Line Items]
Cost	607,342	582,980
Accumulated Depreciation	(577,584)	(565,223)
Net Book Value	29,758	17,757
Furniture and Fixtures [Member]
Property, Plant and Equipment [Line Items]
Cost	170,701	170,701
Accumulated Depreciation	(168,814)	(168,248)
Net Book Value	1,887	2,453
Land and Buildings [Member]
Property, Plant and Equipment [Line Items]
Cost	889,606	519,520
Accumulated Depreciation	(12,694)	0
Net Book Value	$ 876,912	$ 519,520