Condensed Consolidated Balance Sheets (Current Period Unaudited) - USD ($)	Apr. 30, 2021	Jul. 31, 2020
CURRENT ASSETS
Cash and cash equivalents	$ 43,930,316	$ 5,147,703
Term deposits	4,000,000
Inventories	26,405,480	211,662
Prepaid expenses and deposits	1,961,448	1,111,152
Other current assets	133,265	119,362
TOTAL CURRENT ASSETS	76,430,509	6,589,879
MINERAL RIGHTS AND PROPERTIES	63,734,378	63,655,503
PROPERTY, PLANT AND EQUIPMENT	7,399,366	7,019,817
RESTRICTED CASH	2,037,677	1,839,216
EQUITY-ACCOUNTED INVESTMENT	13,324,548	11,515,327
OTHER NON-CURRENT ASSETS	648,895	769,875
TOTAL ASSETS	163,575,373	91,389,617
CURRENT LIABILITIES
Accounts payable and accrued liabilities	2,104,028	1,858,499
Due to a related party		31,334
Other current liabilities	87,129	147,569
Current portion of other loans payable	189,143
Current portion of long-term debt	9,821,573
TOTAL CURRENT LIABILITIES	12,201,873	2,037,402
LONG-TERM DEBT		19,869,477
OTHER LOANS PAYABLE	114,737	307,092
ASSET RETIREMENT OBLIGATIONS	3,887,569	3,734,314
OTHER NON-CURRENT LIABILITIES	488,691	479,714
DEFERRED TAX LIABILITIES	542,206	545,000
TOTAL LIABILITIES	17,235,076	26,972,999
STOCKHOLDERS' EQUITY
Common stock $0.001 par value: 750,000,000 shares authorized, 232,365,705 shares issued and outstanding (July 31, 2020 - 184,635,870)	232,365	184,636
Additional paid-in capital	434,908,779	341,059,972
Share issuance obligation	103,554	103,554
Accumulated deficit	(289,826,057)	(276,811,300)
Accumulated other comprehensive income (loss)	921,656	(120,244)
TOTAL EQUITY	146,340,297	64,416,618
TOTAL LIABILITIES AND EQUITY	$ 163,575,373	$ 91,389,617