Note 14 - Segmented Information (Tables)

6 Months Ended

Jan. 31, 2019

Notes Tables

Long-lived Assets by Geographic Areas [Table Text Block]

	January 31, 2019
Balance Sheet Items	United States
	Texas		Arizona		Wyoming		Other States		Canada		Paraguay		Total
Mineral Rights and Properties	$	12,708,919	$	4,377,477	$	31,527,870	$	88,320	$	546,938	$	14,513,585	$	63,763,109
Property, Plant and Equipment		6,359,909		-		349,953		-		19,402		354,167		7,083,431
Restricted Cash		1,715,355		15,000		73,973		-		-		-		1,804,328
Equity-Accounted Investment		-		-		-		-		10,091,608		-		10,091,608
Other Long-Term Assets		291,612		-		87,667		-		-		-		379,279
Total Long-Term Assets	$	21,075,795	$	4,392,477	$	32,039,463	$	88,320	$	10,657,948	$	14,867,752	$	83,121,755

	July 31, 2018
Balance Sheet Items	United States
	Texas		Arizona		Wyoming		Other States		Canada		Paraguay		Total
Mineral Rights and Properties	$	12,729,697	$	11,069,018	$	31,527,870	$	735,468	$	546,938	$	14,513,585	$	71,122,576
Property, Plant and Equipment		6,362,608		-		357,392		-		25,889		355,663		7,101,552
Restricted Cash		1,700,926		15,000		73,973		-		-		-		1,789,899
Equity-Accounted Investment		-		-		-		-		693,502		-		693,502
Other Long-Term Assets		416,519		-		146,533		-		-		-		563,052
Total Long-Term Assets	$	21,209,750	$	11,084,018	$	32,105,768	$	735,468	$	1,266,329	$	14,869,248	$	81,270,581

Operating Results by Geographic Areas [Table Text Block]

	Three Months Ended January 31, 2019
Statement of Operations	United States												Canada			Paraguay			Total
	Texas			Arizona			Wyoming			Other States
Costs and Expenses:
Mineral property expenditures	$	575,666		$	22,866		$	147,418		$	15,345		$	135		$	137,787		$	899,217
General and administrative		1,508,298			3,482			23,132			1,687			613,571			33,293			2,183,463
Depreciation, amortization and accretion		76,327			-			3,720			249			2,589			1,922			84,807
		2,160,291			26,348			174,270			17,281			616,295			173,002			3,167,487
Loss from operations		(2,160,291	)		(26,348	)		(174,270	)		(17,281	)		(616,295	)		(173,002	)		(3,167,487	)
Other income (expenses)		(658,534	)		(4,768	)		100			1,578,864			(105,837	)		1,190			811,015
Loss before income taxes	$	(2,818,825	)	$	(31,116	)	$	(174,170	)	$	1,561,583		$	(722,132	)	$	(171,812	)	$	(2,356,472	)

	Three Months Ended January 31, 2018
Statement of Operations	United States												Canada			Paragual			Total
	Texas			Arizona			Wyoming			Other States
Costs and Expenses:
Mineral property expenditures	$	467,284		$	22,822		$	245,825		$	16,189		$	-		$	228,095		$	980,215
General and administrative		1,706,667			3,710			491,361			1,122			662,442			(1,137	)		2,864,165
Depreciation, amortization and accretion		81,998			-			3,796			249			2,035			1,359			89,437
		2,255,949			26,532			740,982			17,560			664,477			228,317			3,933,817
Loss from operations		(2,255,949	)		(26,532	)		(740,982	)		(17,560	)		(664,477	)		(228,317	)		(3,933,817	)
Other income (expenses)		(551,416	)		(4,768	)		709			-			(108,789	)		(2,829	)		(667,093	)
Loss before income taxes	$	(2,807,365	)	$	(31,300	)	$	(740,273	)	$	(17,560	)	$	(773,266	)	$	(231,146	)	$	(4,600,910	)

	Six Months Ended January 31, 2019
Statement of Operations	United States												Canada			Paraguay			Total
	Texas			Arizona			Wyoming			Other States
Costs and Expenses:
Mineral property expenditures	$	1,154,488		$	52,987		$	295,294		$	39,220		$	15,723		$	207,748		$	1,765,460
General and administrative		3,070,055			6,871			54,502			1,948			1,225,041			83,981			4,442,398
Depreciation, amortization and accretion		156,412			-			7,439			498			6,487			2,747			173,583
		4,380,955			59,858			357,235			41,666			1,247,251			294,476			6,381,441
Loss from operations		(4,380,955	)		(59,858	)		(357,235	)		(41,666	)		(1,247,251	)		(294,476	)		(6,381,441	)
Other income (expenses)		(1,286,117	)		(9,535	)		400			1,578,864			282,032			2,731			568,375
Loss before income taxes	$	(5,667,072	)	$	(69,393	)	$	(356,835	)	$	1,537,198		$	(965,219	)	$	(291,745	)	$	(5,813,066	)

	Six Months Ended January 31, 2018
Statement of Operations	United States												Canada			Paraguay			Total
	Texas			Arizona			Wyoming			Other States
Costs and Expenses:
Mineral property expenditures	$	1,183,908		$	46,562		$	969,216		$	36,359		$	-		$	420,870		$	2,656,915
General and administrative		3,160,538			7,099			523,793			2,244			1,358,369			67,084			5,119,127
Depreciation, amortization and accretion		167,784			-			5,409			498			4,117			1,964			179,772
		4,512,230			53,661			1,498,418			39,101			1,362,486			489,918			7,955,814
Loss from operations		(4,512,230	)		(53,661	)		(1,498,418	)		(39,101	)		(1,362,486	)		(489,918	)		(7,955,814	)
Other income (expenses)		(1,211,396	)		(9,535	)		1,490			-			-			9,317			(1,210,124	)
Loss before income taxes	$	(5,723,626	)	$	(63,196	)	$	(1,496,928	)	$	(39,101	)	$	(1,362,486	)	$	(480,601	)	$	(9,165,938	)