CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS AND COMPREHENSIVE LOSS - USD ($)	3 Months Ended		9 Months Ended
	Apr. 30, 2016	Apr. 30, 2015	Apr. 30, 2016	Apr. 30, 2015
SALES	$ 0	$ 0	$ 0	$ 0
COSTS AND EXPENSES
Cost of sales	0	0	0	0
Mineral property expenditures	725,968	1,045,842	3,408,813	4,560,241
General and administrative	2,005,465	3,167,896	7,086,669	9,711,933
Depreciation, amortization and accretion	205,488	374,082	680,573	1,440,808
Impairment loss on mineral properties	0	0	86,535	0
Total Operating Expenses	2,936,921	4,587,820	11,262,590	15,712,982
LOSS FROM OPERATIONS	(2,936,921)	(4,587,820)	(11,262,590)	(15,712,982)
OTHER INCOME (EXPENSES)
Interest income	7,221	1,640	14,470	9,646
Interest expenses and finance costs	(710,767)	(764,761)	(2,278,230)	(2,270,104)
Loss on disposition of assets	0	2,400	(2,186)	(498)
Realized loss on available-for-sale securities	0	(3,023)	0	(3,023)
Loss on settlement of current liabilities	(46,968)	0	(46,968)	0
Total Non-Operating Income Expense	(750,514)	(763,744)	(2,312,914)	(2,263,979)
LOSS BEFORE INCOME TAXES	(3,687,435)	(5,351,564)	(13,575,504)	(17,976,961)
DEFERRED INCOME TAX BENEFIT	8,380	3,835	22,910	27,465
NET LOSS FOR THE PERIOD	(3,679,055)	(5,347,729)	(13,552,594)	(17,949,496)
OTHER COMPREHENSIVE LOSS (INCOME), NET OF INCOME TAXES	136	207	(282)	(1,465)
TOTAL COMPREHENSIVE LOSS FOR THE PERIOD	$ (3,678,919)	$ (5,347,522)	$ (13,552,876)	$ (17,950,961)
NET LOSS PER SHARE, BASIC AND DILUTED (in dollars per share)	$ (0.03)	$ (0.06)	$ (0.13)	$ (0.20)
WEIGHTED AVERAGE NUMBER OF SHARES OUTSTANDING, BASIC AND DILUTED (in shares)	109,710,985	92,034,908	102,588,834	91,683,568