SUPPLEMENTAL CASH FLOW INFORMATION (Details Textual) - USD ($)	12 Months Ended
	Jul. 31, 2017	Jul. 31, 2016	Jul. 31, 2015
Stock Issued During Period, Value, Restricted Stock Award, Net of Forfeitures, Total	$ 1,107,937	$ 1,372,381	$ 1,851,074
Stock Issued During Period, Value, Share-based Compensation, Gross	967,369	726,244	235,490
Interest Expense, Debt	1,622,222	1,626,667	1,484,444
Stock Issued During Period, Value, New Issues	19,421,351	8,365,037	$ 7,659,139
Accounts Payable, Current	454,195	406,476
Stock Issued During Period, Value, Purchase of Assets	87,617	1,226,875
Stock Issued During Period, Value, For Settlement of Current Liabilities	1,524,650	$ 453,444
Debt Conversion, Original Debt, Amount	1,021,453
Stock Issued During Period Value For Mineral Properties	$ 48,672
Common Stock [Member]
Stock Issued During Period, Shares, Restricted Stock Award, Net of Forfeitures, Total	865,386	1,429,650	1,108,390
Stock Issued During Period, Value, Restricted Stock Award, Net of Forfeitures, Total	$ 862	$ 1,429	$ 1,111
Stock Issued During Period, Shares, Share-based Compensation, Gross	846,069	826,782	174,437
Stock Issued During Period, Shares, New Issues	17,330,836	12,364,704	5,280,045
Stock Issued During Period, Value, New Issues	$ 17,331	$ 12,365	$ 5,280
Stock Issued During Period, Value, Purchase of Assets	$ 62	$ 1,334
Stock Issued During Period, Shares, For Settlement of Current Liabilities	1,015,940	487,574
Stock Issued During Period, Value, For Settlement of Current Liabilities	$ 1,016	$ 487
Issued for Mineral Property (in shares)	46,800
Stock Issued During Period Value For Mineral Properties	$ 46
Surety Bond Premiums [Member]
Interest Expense, Debt	$ 117,069	$ 114,145	$ 112,681
Restricted Stock [Member]
Stock Issued During Period, Shares, Restricted Stock Award, Net of Forfeitures, Total	865,386	1,429,650	1,108,390
Stock Issued During Period, Value, Restricted Stock Award, Net of Forfeitures, Total	$ 1,107,937	$ 1,372,381	$ 1,851,074
Stock Issued During Period, Shares, New Issues	148,368	117,998
Stock Issued During Period, Value, New Issues	$ 170,060	$ 109,738
Restricted Stock [Member] | Workman Creek Project [Member]
Issued for Mineral Property (in shares)	46,800
Stock Issued During Period Value For Mineral Properties	$ 48,672
JDL Resources Inc [Member]
Asset Acquisition, Equity Interest Issued or Issuable, Number of Shares		1,333,560
Payments to Acquire Businesses, Gross		$ 50,000
Stock Issued During Period, Value, Purchase of Assets		$ 1,226,875
Settlement of Current Liabilities [Member]
Stock Issued During Period, Shares, New Issues		487,574
Stock Issued During Period, Value, New Issues		$ 453,444
Stock Issued During Period, Shares, For Settlement of Current Liabilities	664,879
Stock Issued During Period, Value, For Settlement of Current Liabilities	$ 1,070,455
Settlement of Current Liabilities [Member] | Restricted Stock [Member]
Stock Issued During Period, Shares, New Issues	351,061
Stock Issued During Period, Value, New Issues	$ 454,195