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MINERAL RIGHTS AND PROPERTIES (Details) - USD ($)
Jul. 31, 2017
Jul. 31, 2016
Mineral Rights and Properties    
Mineral Rights and Properties, Gross $ 42,755,064 $ 41,728,434
Accumulated Depletion (3,929,884) (3,929,884)
Mineral Rights and Properties, Net Of Accumulated Depletion 38,825,180 37,798,550
Accumulated Amortization (17,842) (46,019)
Finite-Lived Intangible Assets, Total 88,954 129,382
Mineral Rights and Properties 38,931,976 37,973,951
Alto Parana Titanium Project [Member]    
Mineral Rights and Properties    
Mineral Rights and Properties, Gross 1,433,030 0
Databases [Member]    
Mineral Rights and Properties    
Finite-Lived Intangible Assets, Gross 2,410,038 2,410,038
Accumulated Amortization (2,392,196) (2,364,019)
Land Use Agreements [Member]    
Mineral Rights and Properties    
Finite-Lived Intangible Assets, Gross 404,310 404,310
Accumulated Amortization (315,356) (274,928)
Palangana Mine [Member]    
Mineral Rights and Properties    
Mineral Rights and Properties, Gross 6,285,898 6,443,028
Accumulated Depletion (3,929,884) (3,929,884)
Goliad Project [Member]    
Mineral Rights and Properties    
Mineral Rights and Properties, Gross 8,689,127 8,689,127
Burke Hollow Project [Member]    
Mineral Rights and Properties    
Mineral Rights and Properties, Gross 1,495,750 1,495,750
Longhorn Project [Member]    
Mineral Rights and Properties    
Mineral Rights and Properties, Gross 116,870 116,870
Salvo Project [Member]    
Mineral Rights and Properties    
Mineral Rights and Properties, Gross 14,905 14,905
Nichols Project [Member]    
Mineral Rights and Properties    
Mineral Rights and Properties, Gross 0 154,774
Anderson Project [Member]    
Mineral Rights and Properties    
Mineral Rights and Properties, Gross 9,154,268 9,154,268
Workman Creek Project [Member]    
Mineral Rights and Properties    
Mineral Rights and Properties, Gross 1,520,680 1,472,008
Los Cuatros Project [Member]    
Mineral Rights and Properties    
Mineral Rights and Properties, Gross 257,250 257,250
Slick Rock Project [Member]    
Mineral Rights and Properties    
Mineral Rights and Properties, Gross 615,650 615,650
Yuty Project [Member]    
Mineral Rights and Properties    
Mineral Rights and Properties, Gross 11,947,144 11,947,144
Oviedo Project [Member]    
Mineral Rights and Properties    
Mineral Rights and Properties, Gross 1,133,412 1,133,412
Other Property Acquisitions [Member]    
Mineral Rights and Properties    
Mineral Rights and Properties, Gross $ 91,080 $ 234,248