Radar · Industry landscape · the United States
Mining Landscape of the United States
1,419 Mining companies in the United States, in one picture: who is hiring, who is raising money, who founded them, where they are based, what the news is about, which skills employers want and where the research is going. Updated August 2026.
1,419companies tracked
$12.4Bdisclosed funding
114hiring right now
3,712events · 24 months
106,093news articles · 12 months
Who leads Mining in the United States
Tracks 1,419 U.S. mining firms, highlighting the top hiring firms such as Kennametal and MP Materials, the best‑funded companies like KoBold Metals, and noting that 114 are hiring now while 200 have reported a funding round.
open roles
Hiring now
ranked by live open roles
- 01
Kennametal13last posted Aug 2026
- 02
MP Materials12last posted Jul 2026
- 03
Freeport-McMoRan11last posted Jun 2026
- 04
Turner Mining Group11last posted Jun 2026
- 05
Terex Corporation11last posted Jun 2026
- 06
Hexagon Mining11last posted Jul 2026
- 07
Alcoa10last posted May 2026
- 08
Helmerich & Payne10last posted Jul 2026
114 companies hiring · 4 posted in the last 30 days
disclosed funding
Most funded
disclosed totals, all rounds
- 01
KoBold Metals$1.2BSeries D · Oct 2025
- 02
New Gold$963.3MConventional Debt · Mar 2025
- 03
Magnetation$801.6MConventional Debt · Apr 2014
- 04
Nevada Copper$690.6MPost IPO · Oct 2022
- 05
Mesabi Metallics$670MConventional Debt · Apr 2026
- 06
Barrick$564MPost IPO · Aug 2020
- 07
Alpha Metallurgical Resources$560MConventional Debt · Aug 2023
- 08
Independence Contract Drilling$497.9MPost IPO · Nov 2020
200 companies with disclosed rounds · $12.4B total
revenue
Revenue leaders
official filings first, else latest snapshot
- 01
Caterpillar$17.4BFY2009 filing
- 02
Newmont$7.3BFY2023 filing
- 03
Southern Copper$4.3BFY2025 filing
- 04
The Mosaic Company$3BFY2024 filing
- 05
CONSOL Energy$2.2Bsnapshot Dec 2025
- 06
- 07
- 08
Peabody$973.3MFY2023 filing
42 companies with a revenue figure
headcount
Largest teams
ranked by tracked headcount
- 01
- 02
SLB100,000tracked employees
- 03
- 04
- 05
- 06
- 07
- 08
Weir Minerals8,769tracked employees
138 companies with headcount data
share of events
Share of voice
share of all tracked sector news events, 24 months
- 01
- 02
- 03
- 04
- 05
Perpetua3.4%154 tracked events
- 06
- 07
NioCorp3.0%138 tracked events
- 08
i-80 Gold Corp2.5%115 tracked events
4,592 tracked events across 149 companies
articles
In the news
Prism news coverage, last 12 months
- 01
- 02
- 03
- 04
- 05
Coeur763articles in the window
- 06
- 07
USA Rare Earth542articles in the window
- 08
Energy Fuels411articles in the window
44 of these companies drew sector coverage in the window
Radar
See all 1,419 Mining companies in the United States
Filter by funding, headcount, hiring and location, and export the list.
How the Mining ecosystem in the United States grew, 2016–2025
Shows the number of mining companies founded each year from 2016 to 2025, with a peak of 54 new firms in 2020 and only 7 founded in 2025.
Companies founded / year
new Mining companies in the United States
20162025
peak 54 in 2020
Companies raising / year
with a disclosed round that year
20162025
peak 53 in 2025
Disclosed funding / year
sum of disclosed rounds (USD)
20162025
peak $1.5B in 2025
Where Mining companies in the United States are based
Hub 01
Houston
42 Mining companies
23% of the Mining companies across these hubs
42companies
$768.6Mdisclosed funding
5hiring now
Hub 02
Reno
31 Mining companies
17% of the Mining companies across these hubs
31companies
$924.6Mdisclosed funding
2hiring now
generated artwork
Hub 03
Tucson
23 Mining companies
12% of the Mining companies across these hubs
23companies
$46.5Mdisclosed funding
3hiring now
generated artwork
Hub 04
New York City
21 Mining companies
11% of the Mining companies across these hubs
21companies
$274.3Mdisclosed funding
Hub 05
Denver
19 Mining companies
10% of the Mining companies across these hubs
19companies
$493.9Mdisclosed funding
1hiring now
Hub 06
San Francisco
19 Mining companies
10% of the Mining companies across these hubs
19companies
$422.6Mdisclosed funding
5hiring now
Hub 07
Las Vegas
17 Mining companies
9% of the Mining companies across these hubs
17companies
$567.1Mdisclosed funding
2hiring now
Hub 08
Phoenix
14 Mining companies
8% of the Mining companies across these hubs
14companies
$82.6Mdisclosed funding
1hiring now
generated artwork
The Mining market map of the United States: what these companies actually do
Breaks down product sub‑categories, noting enterprise tech (147 firms) and enterprise software (94) as the largest groups, and identifies fee‑for‑service (441 firms) as the most common revenue model.
- Enterprise Tech147 companies · $2.5B raised · 20 hiring
- Enterprise Software94 companies · $1.9B raised · 10 hiring
- SaaS44 companies · $172.7M raised · 6 hiring
- Deep Tech13 companies · $237.2M raised · 3 hiring
- Mineral Recovery From Waste11 companies · $261.1M raised · 2 hiring
- Biomining11 companies · $82.9M raised · 2 hiring
- Industry 4.010 companies · $35.5M raised
- Global 20009 companies · $1.1B raised · 5 hiring
- Future of Work8 companies · $28.4M raised · 1 hiring
- Fortune 5007 companies · $1.1M raised · 5 hiring
- Deskless Workforce7 companies · $28.3M raised
- Circular Economy7 companies · $164.1M raised · 1 hiring
Monetization
How Mining companies make money
How many companies earn revenue each way. Plenty use more than one model, so the counts add up to more than the sector.
Fee-For-Service441
Physical Commerce385
Commission on Transaction286
E-Commerce - Product238
E-Commerce - Service167
Subscription121
Advertising108
Lending5
Funding, M&A and the deals moving Mining in the United States
Earnings 861Announcement 710Assets 409Leadership 363Funding 323Contracts 265M&A 243Lawsuit 150Regulatory 109Board Updates 67
- IPOBarrick said in Tuesday’s statement that it can pursue the IPO without Newmont’s approval, though it continues to talk with its Denver-based partner about improving operations at the Nevada joint venture it operates.2026-04-28
- FundingBlue Moon Metals Inc. (TSXV: MOON) (NASDAQ: BMM) has closed a follow-on investment of approximately C$4.8 million from Hartree Partners, LP, giving the Toronto-based critical metals developer fresh capital for its brownfield polymetallic project portfolio.2026-04-25
- M&ASLB has agreed to acquire the upstream geoscience and petroleum engineering software portfolio of S&P Global’s energy division, expanding its digital subsurface capabilities and presence in U.S. unconventional workflows.2026-04-24
- M&AUSA Rare Earth, Inc. (NASDAQ: USAR) has entered a definitive agreement to acquire 100% of Serra Verde Group in a transaction valued at approximately $2.8 billion.2026-04-21
- M&AUranium Royalty Corp (TSX: URC) is moving to significantly scale its North American footprint through a $1.9 billion merger with Sweetwater Royalties, a move that will establish the company as the largest private mineral landowner in Wyoming.2026-04-16
- FundingWingspire has provided an initial $20m in financing, with additional funding available as Turner Mining Group expands its operations.2026-04-15
- IPOThe Greenwich, Connecticut-based firm plans to sell 2.5 million shares in the transaction, an increase from just above 2 million previously, and has assumed a public offering price of USD 6.00 apiece. ThinkEquity has been hired as the sole bookrunner on the deal.2026-04-15
- M&ACaterpillar Inc. has acquired self-driving electric tractor startup Monarch Tractor, according to people familiar with the matter.2026-04-14
- FundingSpartan Metals Corp. (“Spartan” or the “Company”) (TSX-V: W) is pleased to announce further to its news release of April 2, 2026 it has increased its non-brokered private placement (the “Private Placement”) to raise gross proceeds of up to $5,500,000 through the sale of up to 10,000,000 units (the “Units”) at the price of $0.55 per Unit.2026-04-13
- M&ANisa Investment Advisors LLC now owns 11,581 shares of the industrial products company’s stock valued at $381,000 after acquiring an additional 362 shares in the last quarter.2026-04-10
Mergers and acquisitions
Deals from the last 24 months where a Mining company in the United States was the buyer or the one bought, newest first. “Undisclosed” means the price was never published — not that the deal was worth nothing.
| Acquirer | Target | Deal value | Status | Date |
|---|---|---|---|---|
| $9.2M | Completed | 2026-07-20 | ||
| $153M | Completed | 2026-07-20 | ||
| Serra Verde Group | $2.8B | Announced | 2026-04-25 | |
| undisclosed | Announced | 2026-04-24 | ||
| undisclosed | Rumored | 2026-04-19 | ||
| undisclosed | Completed | 2026-04-18 |
Who is listing, hiring leaders, launching and winning work
Provides details on notable events such as IPO filings, leadership changes, product launches and contract wins for companies in the sector.
IPO pipeline
15 companies listed or filing · last 24 months
American Battery MaterialsIPO · OTC Pink · 1 reportApr 2026
Vista GoldFollow-on Offering · NYSE American; TSX · VGZ · 1 reportFeb 2026
American Lithium MineralsOFS · AMLM · 2 reportsFeb 2026
Titan Mining CorpFollow-on Offering · NYSE American · TII · 1 reportNov 2025
Leadership moves
116 tracked people moves · last 12 months
iGOJohan van Vuuren · Resignation → Chief Financial OfficerApr 2026
TanbreezThomas "TYT" Mogensen · Appointment → Chief Executive OfficerApr 2026
Premier American UraniumSoo-Whan Kim · Appointment → Chief Financial OfficerApr 2026
Atlas LithiumAdmiral Flávio Augusto Viana Rocha · Appointment → Independent DirectorApr 2026
Product launches
tracked launches · last 12 months
Sphera SolutionsSupplier 360 Intelligence (Supplier Risk Intelligence)Dec 2025
Contract wins
117 customer wins · last 24 months
TGSwon undisclosed clientApr 2026
Harris Explorationwon Eagle Nuclear Energy Corp.Apr 2026
USACwon U.S. GovernmentApr 2026
Workforce actions
9 companies cutting roles · last 24 months
Putzmeisterscale undisclosedSep 2025
Regulatory & litigation
95 regulatory events · 31 tracked suits · 24 months
Ambler Metals — U.S. Army Corps of EngineersApr 2026
- as you sow v secShareholder proposal regulationMar 2026
- investor advocacy groups v secshareholder rights and corporate accountability · FiledMar 2026
Earnings pulse
companies reporting results · last 24 months
71 companies reporting952 company-quarters trackedbeat 166miss 92in line 25
Half of these companies grew revenue faster than +14.2%, half slower.
Who is building Mining in the United States
Profiles 322 founders and CEOs across 295 firms, showing that Cornell University produced five founders and Boston Consulting Group employed three of them before starting their companies.
Founders and chief executives12 of 322, from the best-funded companies on this page
Ex-CEO Richmont Mines, Primero Mining, Rosebel mine. Laval University in Quebec
ex- CEO Great Northern Properties & Western Pocahontas Properties, Quintana Minerals, New Gauley Coal.
Ex-CEO Battery Metals Streaming, Freeport-McMoRan, J.P. Morgan. University of North Carolina at Chapel Hill BBA 1992 & MBA 2001
CEO-Engineers & Planners
Huntington Angels, ex- SPARK Deakin, Santander Bank, Rochester 100. Saint Michael's College 2014…
Ex- Homestake Canada, CEO Ventana Gold. University of Arizona Bachelor of Science, St. Mary’s College in California MBA
Co-Founder Dance For Paralysis, The Reality Ride Challenge, The Kindness Project. Singularity University
Memorial University Bcom
Ex-Mesa Natural Gas Solutions · University of Wyoming MBA 2017
Where the founders studied
alma mater on record for 37 of 322 founders
Cornell University5
University of Pennsylvania4
Columbia Business School4
Stanford University4
Columbia University3
University of Toronto3
University of Chicago3
Harvard University3
Where they worked before
a previous employer on record for 9 of 322 founders
Boston Consulting Group3
Bain2
Amazon2
Morgan Stanley1
Google1
Women and men among the founders
first names matched for 300 of 322 founders
8%
of matched founders are women
- women24
- men276
Inferred from first names, using 119 million people who state their own gender: a first name counts only where at least 20 of them share it and at least 90% of those share the same gender. The other 22 founders go in neither column.
Radar
Look up the people behind Mining companies in the United States
Search founders, executives and operators by company, role and location.
Who funds Mining in the United States
Records 544 funding rounds since 2016 from 267 investors, with the typical round size around $2 million.
| Investor · most active investors since 2016 | Rounds | Led | Latest |
|---|---|---|---|
| OSTI | 13 | — | May 2025 |
| Europa | 11 | — | Apr 2021 |
| Y Combinator | 9 | 2 | Apr 2025 |
| Breakthrough Energy | 8 | 3 | Jun 2025 |
| National Science Foundation | 7 | — | Aug 2023 |
| Orion Resource Partners | 7 | — | May 2025 |
| Andreessen Horowitz | 6 | 3 | Jun 2025 |
| T. Rowe Price | 5 | 4 | Sep 2024 |
| Greenstone Resources | 5 | — | Jan 2023 |
| DOE | 5 | — | Jul 2023 |
Stage mix · rounds since 2016
Seed & Angel95
Series A–B66
Series C+ / PE24
Grants, debt & other359
The typical round is $2M — half were bigger, half smaller.
The biggest Mining funding rounds in the United States
Highlights the largest disclosed round—KoBold Metals’ $537 million Series D—and lists ten other large recent funding rounds.
| Company | Round | Size | When | Backers |
|---|---|---|---|---|
| Series Dmega-round | $537M | Sep 2024 | Durable Capital Partners, T. Rowe Price, Breakthrough Energy +1 more | |
| Series Dmega-round | $280M | Oct 2025 | — | |
| Series B | $200.8M | Jan 2022 | Apollo Projects, Bond Capital, BHP +10 more | |
| Series C | $200M | Mar 2023 | Breakthrough Energy, Andreessen Horowitz, Bond Capital +7 more | |
| Series B | $150M | Sep 2021 | Lowercarbon Capital, T. Rowe Price, Mercuria +9 more | |
| Series C | $145M | Feb 2024 | Breakthrough Energy | |
| Series B | $106.6M | Nov 2024 | BMW i Ventures, Envisioning Partners, Yamaha Motor Ventures +1 more | |
| Series D | $100M | Oct 2022 | Rothschild & Co, T. Rowe Price | |
| Series C | $86.2M | Apr 2022 | — | |
| Series C | $75M | Sep 2025 | — |
Venture round sizes · 2023–2025
<$1M22
$1–10M27
$10–50M9
$50–250M8
>$250M2
68 venture rounds with a disclosed amount in the window.
Fresh cheques · last 6 months
Post IPO$5.1MMay 2026
Post IPO$2.5MMay 2026
Post IPO$856kMay 2026
- Series B$33MApr 2026
Series A$2MApr 2026
Seed$2MMar 2026
What the news says about Mining in the United States
Indexes 106,093 news articles from the last year, most frequently covering commodity trading, precious‑metal price trends, oil and gas markets, and mineral‑exploration drilling techniques.
News volume
Mining coverage across United States · articles per quarter
2021Q22026Q1
peak 35,416 in 2025Q1 · 106,093 articles in the last 12 tracked months
Tone of coverage
share of articles by dominant sentiment (positive / neutral / negative)
202120232025
Positive-tone share moved 69% → 68%, negative 29% → 31% across 2021–2025.
What the coverage is about
The subjects that dominate Mining news in United States. The arrow shows whether each one is being written about more or less than a year ago.
- Commodity trading and price changes26,634▲+42%
- Precious metals trading trends (gold, silver, platinum)16,302▲+10%
- Oil and gas market trends14,588▲+52%
- Mineral exploration drilling techniques13,414▲+29%
- Federal reserve policy meeting summaries12,939▲+23%
- Interest rate decisions and impacts12,286▲+19%
- Energy commodities market analysis (crude oil, natural gas)10,660→-5%
- Derivatives trading (futures, options)9,376▲+57%
- Central bank monetary policy announcements8,995▲+12%
- Economic indicators (gdp, cpi, unemployment)8,581▲+11%
Most-covered companies · last 12 months
- 4,801
- 1,961
- 1,157
- 1,128
- 763
- 590
- 542
- 411
- 132
- 114
44 Mining companies here were named in the news over this period.
Prism
Watch Mining coverage in United States as it happens
Prism follows these subjects story by story — which companies are named, what is said about them and how the tone moves.
Momentum
The words getting louder — and quieter
Which terms are showing up in more stories than a year ago, and which are fading. The percentage is the change in how many articles mention them.
crude oil prices+47%commodity trading+56%commodity indices+52%rare earth elements extraction+137%opec policies+74%geopolitical risk commodities+93%drill testing+41%diplomatic crises prices+205%forex liquidity+130%electrowinning rare earths+140%
wheat futures tactics-56%inflation hedging-45%master franchising-90%seasonal agri-trading-57%brand franchising-89%
The pressures the press keeps returning to
Three recurring angles in United States Mining coverage, and whether each is getting more attention year on year (through 2025).
Regulatory Risk ▲ rising
119,637 articles touch this dimension · 38.8% critical tone
20212025
signals: gold spot price, gold futures trends, commodity futures
Funding Momentum ▲ rising
21,116 articles touch this dimension · 25.7% critical tone
20212025
signals: exploration funding, mineral exploration, diamond drilling
Growth ▲ rising
35,570 articles touch this dimension · 37.5% critical tone
20212025
signals: commodity futures, oil price volatility, crude oil prices
Mining jobs in the United States: who is hiring and what they ask for
Lists 1,835 job postings from 93 employers in the past year, with common required skills such as Excel and PowerPoint and a median advertised salary of $109 k per year.
1,835postings · last 12 months
2,933postings tracked overall
93employers advertising
$109kmedian advertised salary/yr (n=201)
Demand
The Skills Employers Ask For
What Mining employers in the United States put in their job ads. The bar is how many postings ask for it; the arrow shows whether demand grew or shrank against the year before.
- excel35▲
- word23▲
- microsoft office21▲
- outlook19▲
- powerpoint15▲
- schematics12▲
- electrical11▲
- autocad9▲
- mechanical9▲
- welding9▲
What level are these roles?
Entry82
Intern85
Senior303
Lead129
Manager474
What they pay, by level
- Manager$128k/yr (n=40)
Most advertised titles
- 27
- 27
- 18
- 17
- 16
- 16
What Mining research is working on
Summarizes 6,234 academic papers, of which 540 identify common problems, 226 issue cautions, and 3,343 discuss opportunities in mining research.
How this field talks about itself
Mining papers (gold) against all published research (grey)
Promising46.9% · 36.8%1.3×
Descriptive29.8% · 17.6%1.7×
Problem-identifying8.4% · 9.7%0.9×
Breakthrough6.7% · 26.4%0.3×
Comparative4.3% · 3.8%≈ par
Cautionary3.6% · 4.6%0.8×
How the work is done
Empirical64.3%
Methods-led23.8%
Reviews9.3%
Position pieces2.1%
Theoretical0.5%
How the research reads
79% positive · 17% neutral · 4% negative, across 6,234 papers.
The institutions behind the field
- 677
- 623
- 600
- 416
- 412
- 408
ranked by how often their work is cited
Researchers who shaped it
Zhengfu Bian · Xiexing Miao · Shaogang Lei · Shen-En Chen · Wenfeng Wang · Saeed Chehreh Chelgani · Jan Rosenkranz · Abraham Adewale Adeleke
The most-cited breakthroughs
- Electrocoagulation: A Promising Method to Treat and Reuse Mineral Processing Wastewater with High COD · 73 cites
- Triboelectric Belt Separator for Beneficiation of Fine Minerals · 45 cites
- Integrated Optimization for the Automation Systems of Mineral Processing · 44 cites
- Clays in the Minerals Processing Value Chain · 43 cites
- Innovative technologies providing enhancement of non-ferrous, precious, rare and rare earth metals extraction · 37 cites
Common problems researchers identify499 papers · 7 recurring themes
Problems · theme 01
Waste Management in Mineral Processing
122 papers · 24.4% of this block
▼ -14% share2022→2025 share of research on this subject
Researchers highlight challenges in handling and reusing mining and processing waste to reduce environmental impact.
Mineral processing · Raw material · Mineral resource classification · Waste management
“The Challenges of Reusing Mining and Mineral-Processing Wastes”
122 of these papers raise it as a problem
Problems · theme 02
Sustainable Mineral Processing Methods
82 papers · 16.4% of this block
▼ -26% share2022→2025 share of research on this subject
Studies point to difficulties in developing integrated, low‑impact processing techniques for diverse mineral resources.
Mineral processing · Mineral · Process engineering · Manufacturing engineering
“Scientific substantiation and development of innovative approaches to integrated mineral processing”
82 of these papers raise it as a problem
Problems · theme 03
Gold Cyanidation and Beneficiation Issues
75 papers · 15.0% of this block
▲ +9% share2022→2025 share of research on this subject
Papers discuss technical and environmental obstacles in extracting gold and other metals from ores.
Gold cyanidation · Gold ore · Beneficiation · Metallurgy
“Process Applications and Challenges in Mineral Beneficiation and Recovery of Niobium from Ore Deposits – A Review”
75 of these papers raise it as a problem
Problems · theme 04
Processing Unconventional Mineral Deposits
62 papers · 12.4% of this block
▲ +38% share2022→2025 share of research on this subject
Research flags problems in treating gangue‑rich ores such as cassiterite and magnetite.
Gangue · Mineral · Cassiterite · Magnetite
“Review of allanite: Properties, occurrence and mineral processing technologies”
62 of these papers raise it as a problem
Problems · theme 05
Tailings Handling and Leaching Concerns
61 papers · 12.2% of this block
▲ +6% share2022→2025 share of research on this subject
Authors emphasize risks and inefficiencies in tailings storage, dam stability, and leaching operations.
Tailings · Mineral processing · Leaching · Tailings dam
“Geological and mineralogical study of ore tailings for bio-leaching”
61 of these papers raise it as a problem
Problems · theme 06
Froth Flotation Reagent and Bubble Issues
50 papers · 10.0% of this block
▼ -30% share2022→2025 share of research on this subject
Works identify difficulties with reagent selection, adsorption, and bubble dynamics, especially with clay minerals.
Froth flotation · Reagent · Adsorption · Bubble
“Managing clay minerals in froth flotation—A critical review”
50 of these papers raise it as a problem
Problems · theme 07
Comminution and Grinding Efficiency
47 papers · 9.4% of this block
▼ -38% share2022→2025 share of research on this subject
Studies reveal challenges in optimizing breakage, media wear, and energy use during ore grinding.
Comminution · Grinding · Process engineering · Mineral processing
“Breakage process of mineral processing comminution machines – An approach to liberation”
47 of these papers raise it as a problem
Cautions211 papers · 4 recurring themes
Cautions · theme 01
Process Simulation and Productivity Limits
73 papers · 34.6% of this block
▼ -27% share2022→2025 share of research on this subject
Researchers caution that simulation tools may overlook practical constraints in mineral processing circuits.
Mineral processing · Metallurgy · Geology · Mineral
“The Use of Process Analysis and Simulation to Identify Paths to Improve the Operation of an Iron Ore Gravity Concentration Circuit”
73 of these papers raise it as a problem
Cautions · theme 02
Tailings Reuse and Environmental Risks
63 papers · 29.9% of this block
▲ +4% share2022→2025 share of research on this subject
Papers warn of potential hazards when repurposing tailings from uranium, gold, and other ore processing.
Tailings · Uranium · Gold cyanidation · Beneficiation
“Utilization of Tailings Backwater from a Mineral Processing Plant of Copper-molybdenum Sulfide Ores”
63 of these papers raise it as a problem
Cautions · theme 03
Froth Flotation Chemistry Complexities
54 papers · 25.6% of this block
▼ -41% share2022→2025 share of research on this subject
Authors advise careful control of galvanic interactions and reagent effects in complex sulfide ore flotation.
Froth flotation · Chalcopyrite · Sphalerite · Beneficiation
“The effect of galvanic interaction on the behaviour of the froth phase during the flotation of a complex sulphide ore”
54 of these papers raise it as a problem
Cautions · theme 04
Chromite Processing and Toxic By‑products
21 papers · 10.0% of this block
▼ -31% share2022→2025 share of research on this subject
Studies highlight the release of hazardous chromium species and the need for safe treatment methods.
Chromite · Chromium · Chromate conversion coating · Hematite
“Sulfite-Induced Release and Oxidation of Cr(III) in Reduced Chromite Ore Processing Residue under Visible Light: The Critical Role of Fe(IV)”
21 of these papers raise it as a problem
Opportunities3,174 papers · 7 recurring themes
Opportunities · theme 01
Advanced Leaching Techniques for Critical Metals
654 papers · 20.6% of this block
→ +1% share2022→2025 share of research on this subject
Research explores novel acid and alkaline leaching processes to recover valuable elements from ores and residues.
Leaching · Sulfuric acid · Raw material · Chromium
“DEVELOPMENT OF AMMONIA-ALKALINE METHOD OF COMPLEX PROCESSING OF ALUNITE ORE”
Opportunities · theme 02
Integrated Processing and Mineral Classification
540 papers · 17.0% of this block
▼ -18% share2022→2025 share of research on this subject
Works propose combining process engineering with mineral classification to improve ore treatment efficiency.
Mineral processing · Mineral · Mineral resource classification · Process engineering
“Justification and development of innovative technologies for integrated processing of complex ore and mine waste”
Opportunities · theme 03
Innovative Froth Flotation Reagents
511 papers · 16.1% of this block
▼ -30% share2022→2025 share of research on this subject
Studies present new reagents and carrier‑flotation concepts for fine and ultrafine particle separation.
Froth flotation · Reagent · Mineral processing · Xanthate
“Carrier Flotation: State of the Art and its Potential for the Separation of Fine and Ultrafine Mineral Particles”
Opportunities · theme 04
Copper and Zinc Metallurgical Advances
425 papers · 13.4% of this block
▼ -17% share2022→2025 share of research on this subject
Research highlights breakthrough methods for extracting copper, gold, and zinc from complex ores.
Copper · Metallurgy · Mineral processing · Zinc
“Experimental Research on Mineral processing of a Copper Gold Ore”
Opportunities · theme 05
Metal Recovery from Tailings
366 papers · 11.5% of this block
▲ +2% share2022→2025 share of research on this subject
Papers demonstrate promising approaches to reclaim critical metals and iron from mining tailings.
Tailings · Mineral processing · Raw material · Leaching
“A Review on the Recovery of Critical Metals from Mine and Mineral Processing Tailings: Recent Advances”
Opportunities · theme 06
Magnetic Separation for Low‑Grade Ores
340 papers · 10.7% of this block
▲ +2% share2022→2025 share of research on this subject
Studies show effective magnetic and gravity techniques to process low‑grade iron and magnetite ores.
Magnetic separation · Beneficiation · Iron ore · Magnetite
“Mineral and Technological Features of Magnetite–Hematite Ores and Their Influence on the Choice of Processing Technology”
Opportunities · theme 07
Real‑Time Grinding Optimization
338 papers · 10.6% of this block
▼ -22% share2022→2025 share of research on this subject
Research focuses on integrating online liberation data to enhance control and efficiency of comminution.
Grinding · Comminution · Mill · Ball mill
“Integrating online mineral liberation data into process control and optimisation systems for grinding–separation plants”
Which of these themes are growing fastest
Problems
how much more (or less) of the world’s research on this subject each theme took up, 2022→2025
gaining sharelosing share
Processing Unconventional Mineral Deposits▲+38%
Gold Cyanidation and Beneficiation Issues▲+9%
Tailings Handling and Leaching Concerns▲+6%
Waste Management in Mineral Processing▼-14%
Sustainable Mineral Processing Methods▼-26%
Froth Flotation Reagent and Bubble Issues▼-30%
Comminution and Grinding Efficiency▼-38%
Cautions
how much more (or less) of the world’s research on this subject each theme took up, 2022→2025
gaining sharelosing share
Tailings Reuse and Environmental Risks▲+4%
Process Simulation and Productivity Limits▼-27%
Chromite Processing and Toxic By‑products▼-31%
Froth Flotation Chemistry Complexities▼-41%
Opportunities
how much more (or less) of the world’s research on this subject each theme took up, 2022→2025
gaining sharelosing share
Magnetic Separation for Low‑Grade Ores▲+2%
Metal Recovery from Tailings▲+2%
Advanced Leaching Techniques for Critical Metals▲+1%
Copper and Zinc Metallurgical Advances▼-17%
Integrated Processing and Mineral Classification▼-18%
Real‑Time Grinding Optimization▼-22%
Innovative Froth Flotation Reagents▼-30%
Indian institutions active in this field include University of North Carolina at Charlotte · Northeastern University · Michigan Technological University · Colorado School of Mines · University of Connecticut · South Dakota School of Mines and Technology, with researchers such as Zhengfu Bian, Xiexing Miao, Shaogang Lei, Shen-En Chen, Wenfeng Wang, Maria Chrysochoou.
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About this data: built from Fliar's company, founder, funding, hiring, jobs, news and research trackers, covering the United States. Counts are of companies we track, not of every company that exists. Updated August 2026.
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