Revision of Prior Period Amounts (Details) (USD $)	0 Months Ended	3 Months Ended		6 Months Ended		103 Months Ended	3 Months Ended	6 Months Ended	12 Months Ended	3 Months Ended	6 Months Ended	12 Months Ended	3 Months Ended	6 Months Ended	3 Months Ended	6 Months Ended
	Jan. 23, 2014	Jan. 31, 2014	Jan. 31, 2013	Jan. 31, 2014	Jan. 31, 2013	Jan. 31, 2014	Jan. 31, 2013 Errors Related to Accounting for Stock Options [Member]	Jan. 31, 2013 Errors Related to Accounting for Stock Options [Member]	Jul. 31, 2013 Errors Related to Accounting for Stock Options [Member]	Jan. 31, 2013 Errors Related to Accounting for Warrants [Member]	Jan. 31, 2013 Errors Related to Accounting for Warrants [Member]	Jul. 31, 2013 Errors Related to Accounting for Warrants [Member]	Jan. 31, 2013 As Previously Reported [Member]	Jan. 31, 2013 As Previously Reported [Member]	Jan. 31, 2013 Adjustments [Member]	Jan. 31, 2013 Adjustments [Member]
Vesting period									9 years
Over (under) statement							$ 2,542,035	$ 2,303,376		$ 3,181,000	$ 3,181,000
Awards granted												72,500,000
Vested, fair value												3,261,000
Warrants Issued Value Recognized in Current Year (in Dollars)					3,261,000	3,422,700				80,000	80,000	920,463
Revenues
Operating expenses
General and administrative		5,059,362	6,166,927	6,541,345	6,824,831	40,150,648							443,892	1,370,455	5,723,035	5,484,376
Research and development		31,806	74,550	89,396	149,691	878,235							74,550	149,691
Mineral interests						39,015
Total operating expenses		5,091,168	6,241,477	6,630,741	6,974,522	41,067,898							518,442	1,520,146	5,723,035	5,484,376
Other income (expense)
Interest expense		(6,242)	(109,333)	(131,789)	(254,754)	(746,223)							(109,333)	(254,754)
Change in derivative		21,646	60,652	(27,067)	81,804	130,966							60,652	81,804
Debt forgiveness	20,651	20,651		20,651		63,814
Total other income (expense)		36,055	(48,681)	(138,205)	(172,950)	(551,443)							(48,681)	(172,950)
Loss before provision for income taxes		(5,055,113)	(6,290,158)	(6,768,946)	(7,147,472)	(41,619,341)							(567,123)	(1,693,095)	(5,723,035)	(5,484,376)
Provision for income taxes
Net loss		$ (5,055,113)	$ (6,290,158)	$ (6,768,946)	$ (7,147,472)	$ (41,619,341)							$ (567,123)	$ (1,693,095)	$ (5,723,035)	$ (5,484,376)
Loss per common share:
Basic and diluted		$ (0.03)	$ (0.05)	$ (0.04)	$ (0.06)								$ (0.01)	$ (0.01)
Weighted average common shares outstanding Basic and diluted		170,562,369	131,717,143	171,619,851	129,906,666								131,717,143	129,906,666