Statement of Cash Flows (USD $)	6 Months Ended
	Jan. 31, 2012	Jan. 31, 2011
CASH (USED IN) PROVIDED BY: OPERATING ACTIVITIES
Net loss for the period	$ (12,105,556)	$ (15,548,618)
Adjustments to reconcile net loss to net cash from operating activities
Stock based compensation	2,181,312	4,941,099
Depreciation, depletion and accretion	620,476	516,169
Loss on sale of assets	501	5,267
Unrealized loss in fair value of convertible debentures	48,439	0
Loss on settlement of convertible debentures	177,402	0
Gain on settlement of accounts payables	(128,213)	0
Changes in operating assets and liabilities
Accounts and interest receivable	8,242	(20,821)
Inventories	253,062	(400,973)
Prepaid expenses and deposits	(323,961)	(290,767)
Accounts payable and accrued liabilities	(618,340)	(2,046,480)
Settlement of asset retirement obligations	(458,920)	(862,092)
NET CASH FLOWS USED IN OPERATING ACTIVITIES	(10,345,556)	(13,707,216)
FINANCING ACTIVITIES
Issuance of shares for cash, net of issuance costs	15,064	28,731,994
Settlement of convertible debentures	(1,370,486)	0
Payments to related parties	(5,040)	(46,829)
NET CASH FLOWS (USED IN) PROVIDED BY FINANCING ACTIVITIES	(1,360,462)	28,685,165
INVESTING ACTIVITIES
Investment in mineral rights and properties	(1,044,442)	(243,391)
Purchase of property, plant and equipment	(551,996)	(246,817)
Loan associated with acquisition of Cue Resources Ltd.	(334,065)	0
Proceeds from sale of assets	0	700
Reclamation deposit	(235,195)	(1,876,298)
NET CASH FLOWS USED IN INVESTING ACTIVITIES	(2,165,698)	(2,365,806)
NET CASH FLOWS	(13,871,716)	12,612,143
CASH AND CASH EQUIVALENTS, BEGINNING OF PERIOD	30,724,051	21,067,662
CASH AND CASH EQUIVALENTS, END OF PERIOD	$ 16,852,335	$ 33,679,805