Note 14 - Segmented Information (Tables)

9 Months Ended

Apr. 30, 2019

Notes Tables

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

	April 30, 2019
Balance Sheet Items	United States
	Texas		Arizona		Wyoming		Other States		Canada		Paraguay		Total
Mineral Rights and Properties	$	12,700,030	$	4,377,477	$	31,527,870	$	88,071	$	546,938	$	14,513,585	$	63,753,971
Property, Plant and Equipment		6,405,816		-		346,235		-		16,813		352,964		7,121,828
Restricted Cash		1,723,870		15,000		73,973		-		-		-		1,812,843
Equity-Accounted Investment		-		-		-		-		9,058,803		-		9,058,803
Other Long-Term Assets		242,042		-		96,728		-		-		-		338,770
Total Long-Term Assets	$	21,071,758	$	4,392,477	$	32,044,806	$	88,071	$	9,622,554	$	14,866,549	$	82,086,215

	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 April 30, 2019
Statement of Operations	United States
	Texas			Arizona			Wyoming			Other States			Canada			Paraguay			Total
Costs and Expenses:
Mineral property expenditures	$	1,042,836		$	22,769		$	179,687		$	15,345		$	375		$	192,346		$	1,453,358
General and administrative		1,391,225			3,779			25,746			1,142			507,728			22,996			1,952,616
Depreciation, amortization and accretion		78,628			-			3,717			249			2,590			1,203			86,387
		2,512,689			26,548			209,150			16,736			510,693			216,545			3,492,361
Loss from operations		(2,512,689	)		(26,548	)		(209,150	)		(16,736	)		(510,693	)		(216,545	)		(3,492,361	)
Other income (expenses)		(659,194	)		(4,611	)		681			-			(872,851	)		9,474			(1,526,501	)
Loss before income taxes	$	(3,171,883	)	$	(31,159	)	$	(208,469	)	$	(16,736	)	$	(1,383,544	)	$	(207,071	)	$	(5,018,862	)

	Three Months Ended April 30, 2018
Statement of Operations	United States
	Texas			Arizona			Wyoming			Other States			Canada			Paraguay			Total
Costs and Expenses:
Mineral property expenditures	$	611,170		$	23,136		$	165,566		$	15,846		$	-		$	165,775		$	981,493
General and administrative		1,427,445			3,389			34,533			1,141			794,682			146,381			2,407,571
Depreciation, amortization and accretion		79,903			-			3,716			249			3,600			826			88,294
		2,118,518			26,525			203,815			17,236			798,282			312,982			3,477,358
Loss from operations		(2,118,518	)		(26,525	)		(203,815	)		(17,236	)		(798,282	)		(312,982	)		(3,477,358	)
Other income (expenses)		(677,570	)		(4,611	)		(249	)		-			-			1,190			(681,240	)
Loss before income taxes	$	(2,796,088	)	$	(31,136	)	$	(204,064	)	$	(17,236	)	$	(798,282	)	$	(311,792	)	$	(4,158,598	)

	Nine Months Ended April 30, 2019
Statement of Operations	United States
	Texas			Arizona			Wyoming			Other States			Canada			Paraguay			Total
Costs and Expenses:
Mineral property expenditures	$	2,197,324		$	75,756		$	474,981		$	54,565		$	16,098		$	400,094		$	3,218,818
General and administrative		4,461,280			10,650			80,248			3,090			1,732,769			106,977			6,395,014
Depreciation, amortization and accretion		235,040			-			11,156			747			9,077			3,950			259,970
		6,893,644			86,406			566,385			58,402			1,757,944			511,021			9,873,802
Loss from operations		(6,893,644	)		(86,406	)		(566,385	)		(58,402	)		(1,757,944	)		(511,021	)		(9,873,802	)
Other income (expenses)		(1,945,311	)		(14,146	)		1,081			1,578,864			(590,819	)		12,205			(958,126	)
Loss before income taxes	$	(8,838,955	)	$	(100,552	)	$	(565,304	)	$	1,520,462		$	(2,348,763	)	$	(498,816	)	$	(10,831,928	)

	Nine Months Ended April 30, 2018
Statement of Operations	United States
	Texas			Arizona			Wyoming			Other States			Canada			Paraguay			Total
Costs and Expenses:
Mineral property expenditures	$	1,795,078		$	69,698		$	1,134,782		$	52,205		$	-		$	586,645		$	3,638,408
General and administrative		4,587,983			10,488			558,326			3,385			2,153,051			213,465			7,526,698
Depreciation, amortization and accretion		247,687			-			9,125			747			7,717			2,790			268,066
		6,630,748			80,186			1,702,233			56,337			2,160,768			802,900			11,433,172
Loss from operations		(6,630,748	)		(80,186	)		(1,702,233	)		(56,337	)		(2,160,768	)		(802,900	)		(11,433,172	)
Other income (expenses)		(1,888,966	)		(14,146	)		1,241			-			-			10,507			(1,891,364	)
Loss before income taxes	$	(8,519,714	)	$	(94,332	)	$	(1,700,992	)	$	(56,337	)	$	(2,160,768	)	$	(792,393	)	$	(13,324,536	)