Note 13 - Segment Reporting (Tables)

3 Months Ended

Mar. 31, 2026

Notes Tables

Segment Reporting, Reconciliation of Revenue by Segment to Consolidated [Table Text Block]

	Metals		Mining		Strategic Investments		Corporate		Bioleum		Total
Mining and Real Estate	$	—	$	33,750	$	—	$	4,500	$	—	$	38,250
Recycling		40,887		—		—		—		—		40,887
Decommissioning Services		228,383		—		—		—		—		228,383
Off-take		5,936		—		—		—		—		5,936
Total Revenue	$	275,206	$	33,750	$	—	$	4,500	$	—	$	313,456

	Metals		Mining		Strategic Investments		Corporate		Bioleum		Total
Mining and Real Estate	$	—	$	32,250	$	—	$	4,800	$	—	$	37,050
Decommissioning Services		743,912		—		—		—		—		743,912
Off-take		4,853		—		—		—		—		4,853
Total Revenue	$	748,765	$	32,250	$	—	$	4,800	$	—	$	785,815

Segment Reporting [Table Text Block]

Three-Months Ended
March 31, 2026	Metals			Mining(1)			Strategic Investments			Corporate / Other			Total of Segments before Bioleum Corp.			Bioleum			Consolidated
Revenue	$	275,206		$	33,750		$	—		$	4,500		$	313,456		$	—		$	313,456
Cost of goods sold	$	599,810		$	—		$	—		$	—		$	599,810		$	—		$	599,810
Selling and marketing	$	34,572		$	—		$	—		$	322,344		$	356,916		$	3,558		$	360,474
General and administrative	$	1,343,841		$	316,965		$	1,487		$	2,216,069		$	3,878,362		$	2,329,937		$	6,208,299
Research and development	$	53,964		$	2,080		$	—		$	—		$	56,044		$	2,040,198		$	2,096,242
Depreciation and amortization	$	67,059		$	40,068		$	—		$	19,646		$	126,773		$	1,264,611		$	1,391,384
Gain on sale of royalty rights	$	—		$	(1,400,010	)	$	—		$	—		$	(1,400,010	)	$	—		$	(1,400,010	)
Loss from operations	$	(1,824,040	)	$	1,074,647		$	(1,487	)	$	(2,553,559	)	$	(3,304,439	)	$	(5,638,304	)	$	(8,942,743	)
Total other income (expense), net	$	(629	)	$	49,172		$	—		$	(458,270	)	$	(409,727	)	$	(30,947	)	$	(440,674	)
Net loss	$	(1,824,669	)	$	1,123,819		$	(1,487	)	$	(3,011,829	)	$	(3,714,166	)	$	(5,669,251	)	$	(9,383,417	)
Interest Expense	$	629		$	722		$	—		$	85,656		$	87,007		$	60,986		$	147,993
Equity method investment loss	$	—		$	—		$	—		$	(227,844	)	$	(227,844	)	$	(24,000	)	$	(251,844	)
Capital Expenditures	$	5,658,199		$	—		$	—		$	—		$	5,658,199		$	18,733		$	5,676,932
(1) Mining segment - asset held for sale (see Note 5)

Three-Months Ended
March 31, 2025	Metals			Mining(1)			Strategic Investments			Corporate / Other			Total of Segments before Bioleum Corp.			Bioleum			Consolidated
Revenue	$	748,765		$	32,250		$	—		$	4,800		$	785,815		$	—		$	785,815
Cost of goods sold	$	886,796		$	—		$	—		$	—		$	886,796		$	—		$	886,796
Selling and marketing	$	13,544		$	—		$	—		$	222,842		$	236,386		$	988		$	237,374
General and administrative	$	494,552		$	164,238		$	2,786		$	2,098,114		$	2,759,690		$	261,401		$	3,021,091
Research and development	$	36,627		$	1,441		$	—		$	1,114,045		$	1,152,113		$	2,151,805		$	3,303,918
Depreciation and amortization	$	62,619		$	45,288		$	—		$	19,896		$	127,803		$	247,581		$	375,384
Loss from operations	$	(745,373	)	$	(178,717	)	$	(2,786	)	$	(3,450,097	)	$	(4,376,973	)	$	(2,661,775	)	$	(7,038,748	)
Total other income (expense), net	$	—		$	(1,589,477	)	$	31,000		$	(419,608	)	$	(1,978,085	)	$	(77,098	)	$	(2,055,183	)
Net loss	$	(745,373	)	$	(1,768,194	)	$	28,214		$	(3,869,705	)	$	(6,355,058	)	$	(2,738,873	)	$	(9,093,931	)
Interest Expense	$	—		$	921		$	—		$	572,714		$	573,635		$	85,509		$	659,144
Equity method investment income	$	—		$	—		$	—		$	41,438		$	41,438		$	—		$	41,438
Acquisitions to intangible assets	$	—		$	—		$	—		$	—		$	—		$	180,000		$	180,000
Capital Expenditures	$	206,822		$	—		$	—		$	—		$	206,822		$	34,051		$	240,873
(1) Mining segment - asset held for sale (see Note 5)

As of March 31, 2026	Metals		Mining(1)		Strategic Investments		Corporate / Other		Total of Segments before Bioleum Corp.		Bioleum		Consolidated
ASSETS
Current Assets:
Cash and cash equivalents	$	38,559	$	69,904	$	—	$	48,967,393	$	49,075,856	$	3,891,945	$	52,967,801
Accounts receivable	$	311,600	$	—	$	—	$	—	$	311,600	$	—	$	311,600
Derivative assets	$	—	$	—	$	—	$	136,114	$	136,114	$	—	$	136,114
Other current assets	$	123,791	$	15,772	$	—	$	438,373	$	577,936	$	241,784	$	819,720
Assets held for sale	$	—	$	22,420,250	$	—	$	312,043	$	22,732,293	$	—	$	22,732,293
Total current assets	$	473,950	$	22,505,926	$	—	$	49,853,923	$	72,833,799	$	4,133,729	$	76,967,528
Non-current Assets:
Investments	$	—	$	—	$	55,348,221	$	—	$	55,348,221	$	1,055,371	$	56,403,592
Properties, plant and equipment, net	$	15,331,016	$	79,030	$	6,328,338	$	24,152	$	21,762,536	$	14,333,844	$	36,096,380
Intangible assets, net	$	—	$	—	$	—	$	—	$	—	$	23,962,994	$	23,962,994
Goodwill	$	—	$	—	$	—	$	—	$	—	$	1,507,154	$	1,507,154
Other assets	$	8,452,245	$	913,754	$	730,596	$	475,000	$	10,571,595	$	12,624,290	$	23,195,885
Total non-current assets	$	23,783,261	$	992,784	$	62,407,155	$	499,152	$	87,682,352	$	53,483,653	$	141,166,005
TOTAL ASSETS	$	24,257,211	$	23,498,710	$	62,407,155	$	50,353,075	$	160,516,151	$	57,617,382	$	218,133,533
(1) Mining segment - asset held for sale (see Note 5)

As of December 31, 2025	Metals		Mining(1)			Strategic Investments		Corporate / Other		Total of Segments before Bioleum Corp.		Bioleum		Consolidated
ASSETS
Current Assets:
Cash and cash equivalents	$	183,458	$	149,060		$	—	$	9,425,807	$	9,758,325	$	7,193,320	$	16,951,645
Accounts receivable	$	287,874	$	(152	)	$	—	$	—	$	287,722	$	1,000,000	$	1,287,722
Derivative assets	$	—	$	—		$	—	$	1,960,796	$	1,960,796	$	—	$	1,960,796
Other current assets	$	96,180	$	1,975		$	—	$	166,977	$	265,132	$	192,684	$	457,816
Total current assets	$	567,512	$	150,883		$	—	$	11,553,580	$	12,271,975	$	8,386,004	$	20,657,979
Non-current Assets:
Investments	$	—	$	—		$	38,426,065	$	—	$	38,426,065	$	1,079,371	$	39,505,436
Properties, plant and equipment, net	$	2,387,121	$	7,160,772		$	6,328,338	$	355,841	$	16,232,072	$	13,654,137	$	29,886,209
Intangible assets, net	$	—	$	—		$	—	$	—	$	—	$	24,943,388	$	24,943,388
Goodwill	$	—	$	—		$	—	$	—	$	—	$	1,507,154	$	1,507,154
Other assets	$	13,563,776	$	16,109,357		$	730,596	$	9,400,000	$	39,803,729	$	13,300,742	$	53,104,471
Total non-current assets	$	15,950,897	$	23,270,129		$	45,484,999	$	9,755,841	$	94,461,866	$	54,484,792	$	148,946,658
TOTAL ASSETS	$	16,518,409	$	23,421,012		$	45,484,999	$	21,309,421	$	106,733,841	$	62,870,796	$	169,604,637
(1) Mining segment - asset held for sale (see Note 5)