CAPITAL STOCK (Tables)

9 Months Ended

Apr. 30, 2017

Stockholders' Equity Note [Abstract]

Schedule Of Share Based Payment Award Warrants Valuation Assumptions [Table Text Block]

The share purchase warrants were valued using the Black-Scholes option pricing model with the following assumptions:

Expected Risk Free Interest Rate	1.50	%
Expected Annual Volatility	76.96	%
Expected Contractual Life in Years	3.00
Expected Annual Dividend Yield	0.00	%

Schedule of Stockholders Equity [Table Text Block]

The net proceeds from the Equity Financing were allocated to the fair values of the shares and share purchase warrants as presented below:

Fair Value of Shares	$	26,689,487
Fair Value of Share Purchase Warrants		5,873,932
Total Fair Value Before Allocation to Net Proceeds	$	32,563,419

Gross Proceeds	$	25,996,254
Share Issuance Costs - Cash		(1,550,843)
Net Cash Proceeds Received	$	24,445,411

Relative Fair Value Allocation to:
Shares	$	20,035,841
Share Purchase Warrants		4,409,570
	$	24,445,411

Schedule of Share Transactions [Table Text Block]

A summary of the Company’s share transactions for the nine months ended April 30, 2017 are as follows:

	Common		Value per Share				Issuance
Period / Description	Shares Issued		Low		High		Value
Balance, July 31, 2016		116,670,457
Mineral Property		46,800	$	1.04	$	1.04	$	48,672
Consulting Services		166,926		0.90		1.06		175,908
Options Exercised ⁽¹⁾		133,125		0.45		0.45		59,906
Settlement of Current Liabilities		88,822		1.03		1.03		91,488
Shares Issued Under Stock Incentive Plan		292,957		0.93		1.09		291,770
Balance, October 31, 2016		117,399,087
Equity Financing		17,330,836		1.50		1.50		25,996,254
Consulting Services		169,166		0.86		1.49		195,991
Options Exercised ⁽²⁾		87,050		0.45		0.93		40,862
Warrants Exercised		1,179,493		1.20		1.20		1,415,392
Shares Issued Under Stock Incentive Plan		231,269		0.88		1.12		217,698
Balance, January 31, 2017		136,396,901
Debt Facility		738,503		1.49		1.49		1,100,000
Consulting Services		223,531		1.43		1.55		322,271
Options Exercised ⁽³⁾		30,875		0.93		0.93		28,714
Warrants Exercised		441,177		1.20		1.20		529,412
Property Acquisition		50,000		1.43		1.43		71,500
Settlement of Current Liabilities		62,857		1.32		1.48		83,572
Shares Issued Under Stock Incentive Plan		146,199		1.31		1.61		215,896
Balance, April 30, 2017		138,090,043

⁽¹⁾ 100,000 options were exercised on a forfeiture basis, of which 46,875 shares with a value of $21,094 were forfeited as payment for the exercise value resulting in 53,125 net shares being issued with a value of $23,906 as a consequence of such exercise.

⁽²⁾ 142,134 options were exercised on a forfeiture basis, of which 57,584 shares with a value of $26,624 were forfeited as payment for the exercise resulting in 84,550 net shares being issued with a value of $38,537 as a consequence of such exercise.

⁽³⁾ 30,000 options were exercised on a forfeiture basis, of which 16,625 shares with a value of $15,461 were forfeited as payment for the exercise resulting in 13,375 net shares being issued with a value of $12,439 as a consequence of such exercise.

Schedule of Stockholders' Equity Note, Warrants or Rights [Table Text Block]

A summary of share purchase warrants outstanding and exercisable at April 30, 2017 are as follows:

Weighted						Weighted Average
Average		Number of Warrants				Remaining Contractual
Exercise Price		Outstanding			Expiry Date	Life (Years)
$	1.20		4,973,678		March 10, 2019		1.86
	1.35		2,600,000		January 30, 2020		2.75
	1.95		50,000		June 3, 2018		1.09
	2.00		9,571,929	*	January 20, 2020		2.72
	2.35		2,850,000		June 25, 2018		1.15
$	1.77		20,045,607				2.29

*These share purchase warrants will be exercisable on July 20, 2017 pursuant to the Equity Financing.

Schedule of Share-based Compensation, Warrants, Activity [Table Text Block]

A continuity schedule of outstanding share purchase warrants for the nine months ended April 30, 2017 is as follows:

					Weighted Average
	Number of		Weighted Average		Remaining Contractual
	Warrants		Exercise Price		Term (Years)
Balance, July 31, 2016		13,953,872		1.65		2.31
Issued		9,571,929		2.00		2.72
Exercised		(1,620,670)		1.20		-
Expired		(1,859,524)		2.60		-
Balance, April 30, 2017		20,045,607	$	1.77		2.29

Schedule of Share based Compensation Arrangement by Share based Payment Award Options Grants in Period Activity [Table Text Block]

A summary of stock options granted by the Company during the nine months ended April 30, 2017, including corresponding grant date fair values and assumptions using the Black Scholes option pricing model is as follows:

	Options	Exercise		Term		Fair		Expected		Risk-Free			Dividend			Expected
Date	Issued	Price		(Years)		Value		Life (Years)		Interest Rate			Yield			Volatility
August 2, 2016	182,500	$	0.93		5.00	$	90,222		2.90		0.78	%		0.00	%		84.14	%
August 12, 2016	190,000		1.12		5.00		106,339		2.90		0.81	%		0.00	%		78.07	%
December 9, 2016	50,000		1.07		5.00		25,999		2.50		1.29	%		0.00	%		80.90	%
December 9, 2016	100,000		1.07		5.00		53,819		2.90		1.40	%		0.00	%		77.87	%
March 13, 2017	50,000		1.33		5.00		36,314		2.90		1.65	%		0.00	%		85.80	%
April 4, 2017	50,000		1.35		5.00		36,785		2.90		1.44	%		0.00	%		85.86	%
Total	622,500					$	349,478

Schedule of Share-based Compensation, Stock Options, Activity [Table Text Block]

A continuity schedule of outstanding stock options for the underlying common shares for the nine months ended April 30, 2017 is as follows:

					Weighted Average
	Number of Stock		Weighted Average		Remaining Contractual
	Options		Exercise Price		Term (Years)
Balance, July 31, 2016		12,105,858	$	1.34		3.36
Issued		372,500		1.03		4.77
Exercised		(180,000)		0.45		-
Expired		(10,724)		5.13		-
Balance, October 31, 2016		12,287,634	$	1.34		3.21
Issued		150,000		1.07		4.61
Exercised		(144,634)		0.47		-
Expired		(40,000)		2.46		-
Balance, January 31, 2017		12,253,000	$	1.35		3.02
Issued		100,000		1.34		4.90
Exercised		(47,500)		0.93		-
Expired		(50,000)		5.70		-
Balance, April 30, 2017		12,255,500	$	1.33		2.80

Schedule of Share-based Compensation, Shares Authorized under Stock Option Plans, by Exercise Price Range [Table Text Block]

A summary of stock options outstanding and exercisable at April 30, 2017 is as follows:

	Options Outstanding				Options Exercisable
	Outstanding at		Weighted Average		Exercisable at		Weighted Average
Range of Exercise Prices	April 30, 2017		Exercise Price		April 30, 2017		Exercise Price
$0.45 to $0.96		2,708,000	$	0.77		1,802,750	$	0.69
$0.97 to $2.45		8,762,500		1.34		8,417,500		1.35
$2.46 to $5.70		785,000		3.18		785,000		3.18
		12,255,500	$	1.33		11,005,250	$	1.37

Schedule Of Stock based Compensation Expense [Table Text Block]

A summary of stock-based compensation expense is as follows:

	Three Months Ended April 30,				Nine Months Ended April 30,
	2017		2016		2017		2016
Stock-Based Compensation for Consultants
Common stock issued for consulting services	$	398,944	$	470,549	$	920,971	$	1,429,324
Stock options issued to consultants		24,796		(4,461)		303,047		66,317
		423,740		466,088		1,224,018		1,495,641
Stock-Based Compensation for Management
Common stock issued to management		33,057		45,299		175,950		81,495
Stock options issued to management		62,873		195,464		430,218		640,789
		95,930		240,763		606,168		722,284
Stock-Based Compensation for Employees
Common stock issued to employees		106,166		76,299		322,613		106,602
Stock options issued to employees		42,041		15,710		329,379		163,124
		148,207		92,009		651,992		269,726
	$	667,877	$	798,860	$	2,482,178	$	2,487,651