Resolution Minerals Ltd (ASX:RML, OTC:RLMLF) has reported new high-grade antimony, silver and gold assays from rock sampling at the historical Antimony Ridge Mine within its Horse Heaven Project in Idaho, USA.
Results from five massive stibnite samples collected in October 2025 confirmed “widespread” high-grade antimony mineralisation, with peak grades including 48.7% Sb and 270 g/t Ag (sample 732005) and 37.9% Sb and 890 g/t Ag (sample 732008).
Titan Minerals Ltd (ASX:TTM, OTC:TTTNF) has reported a new round of wide, high-grade gold intercepts from infill drilling at its 100%-owned Dynasty Gold Project in southern Ecuador, results that are lifting confidence in the scale, continuity and quality of mineralisation ahead of a planned resource update.
The latest assays come from diamond drilling at the Cerro Verde prospect, where the company has been focusing on the Brecha-Comanche target as part of its resource definition campaign. Titan says the results will support both an upgrade in resource confidence and an updated Mineral Resource Estimate (MRE), now targeted for late Q1 2026.
Pinnacle Silver & Gold Corp (TSX-V:PINN, OTCQB:PSGCF) has provided an update on its El Potrero gold-silver project in Durango, Mexico.
The company signed an agreement in February 2025 to acquire up to a 100% interest in the project and has since advanced exploration and preparatory work aimed at fast-tracking development.
NanoViricides (NYSE-A:NNVC), a clinical-stage company developing broad-spectrum antiviral drugs, has highlighted the current influenza season as an example of the need for antivirals capable of targeting multiple respiratory viruses.
The US Centers for Disease Control and Prevention (CDC) has classified the 2025 to 2026 flu season as “moderately severe,” with the Influenza A/H3N2 subclade K responsible for more than 80% of cases.
Millennial Potash Corp (TSX-V:MLP, OTCQB:MLPNF) announced that it has initiated a definitive feasibility study (DFS) for its Banio potash project in Gabon, marking the next stage in the project’s development.
Following the completion of a recent mineral resources estimate for the Banio project, the company said it has engaged ERCOSPLAN Ingenieurgesellschaft Geotechnik und Bergbau mbH, a consulting firm specializing in potash projects, to complete an AACE Class 3 DFS. ERCOSPLAN has prior experience in the West African Potash Basin.
Standard Uranium Ltd (TSX-V:STND, OTCQB:STTDF) announced that it has finalized drilling and mobilization plans for the inaugural drill campaign at its Corvo uranium project, located in the eastern Athabasca Basin region.
Corvo is currently subject to a three-year earn-in option agreement with Aventis Energy. Under the agreement, Aventis may earn a 75% interest in the project by funding C$6 million in exploration expenditures over three years.
Namibia Critical Metals (TSX-V:NMI, OTCQB:NMREF) announced that it has filed an independent National Instrument 43-101 Pre-Feasibility Study (PFS) for its Lofdal Heavy Rare Earths Project 2B-4 in Namibia.
The Lofdal deposit is focused on the potential production of dysprosium, terbium, and yttrium, which represent the primary economic components of the project.
Arizona Gold & Silver Inc (TSX-V:AZS, OTCQB:AZASF) has announced the appointment of Dr Lex Lambeck as senior vice president of exploration, succeeding Greg Hahn, who will transition to the role of vice chair while remaining on the company’s board of directors.
According to the company, Dr Lambeck has more than 25 years of experience in mineral exploration and project development, with work spanning the United States, Canada, Mexico, and Australia.
G Mining Ventures Corp (TSX:GMIN, OTCQX:GMINF) achieved higher mining rates and steady gold output in the fourth quarter of 2025 at its Tocantinzinho Gold Mine in Brazil, according to preliminary production results released by the company.
During the fourth quarter, the Tocantinzinho mine produced 47,346 ounces of gold.
HIVE Digital Technologies (TSX-V:HIVE, NASDAQ:HIVE, BVC:HIVECO) has announced plans to expand into Paraguay through a strategic joint venture with the country’s largest telecommunications operator.
The company said that as part of the partnership, HIVE will launch one of the first purpose-built BUZZ AI cloud platforms in Paraguay.
Seeing Machines Ltd (AIM:SEE, OTC:SEEMF) lifted the curtain on a major step forward in in-car safety technology, unveiling its next-generation 3D Cabin Perception Mapping platform at CES 2026 last week.
The new system, demonstrated live in Las Vegas, is designed to deliver a real-time digital understanding of everything happening inside a vehicle cabin.
Petra Diamonds Limited (LSE:PDL, OTC:PDLMF) shares climbed on Tuesday after it announced the recovery of a 41.82 carat Type IIb blue diamond at the Cullinan Mine in South Africa.
The company described the stone as “of seemingly exceptional quality in terms of both its colour and clarity”. Petra said it is analysing the stone and working to determine the preferred method of sale.
Afentra plc (AIM:AET, OTC:STGAF) shares moved up in Tuesday's trade, after it reported a contingent resource upgrade for its project, including Blocks 3/05, 5A and 24.
It follows an independent audit by Sproule ERCE, plus an initial internal assessment of Block 3/24, and sets total 2C working-interest contingent resources to 87.3 mmboe. That's reported as a 400% hike from the previously disclosed 20.9 mmboe.
Shares in Brave Bison rose 5% to 73.5p after the marketing and technology group said trading in the final quarter had been stronger than expected, putting full-year results ahead of market forecasts and leaving it on track to clear its bank debt earlier than planned.
The AIM-listed company said the momentum seen in the second half of 2025, particularly in its sport and entertainment division, meant it now expected to repay all outstanding bank borrowings before the end of 2026. That debt had been taken on to fund acquisitions completed in the second half of last year.
Shares in Iofina PLC (AIM:IOF, OTC:IOFNF) plc rose 6% to 27.6p after the iodine producer said it had capped a strong year with record production and expects revenues and profits for 2025 to come in ahead of market expectations.
The AIM-listed group, which extracts iodine from oilfield brine in the United States, produced 743.2 metric tonnes of crystalline iodine in 2025, an increase of 17.2% on the previous year and the highest annual total in its history.
Shares in Itaconix PLC (AIM:ITX, OTCQB:ITXXF) jumped 15% to 123.47p after the specialty chemicals group said it was entering 2026 from a position of strength, following a third consecutive year of record revenues.
The AIM-listed company, which makes plant-based polymers for use in everyday consumer products, said the board remained optimistic about the year ahead.
Itaconix PLC (AIM:ITX, OTCQB:ITXXF) said it was entering 2026 from a position of strength after delivering record revenues for the third year running, as demand for its plant-based polymers gathered pace across consumer goods markets.
The AIM-listed specialty chemicals group said the board remained optimistic about the year ahead, supported by a growing customer pipeline, wider adoption of its products and what it described as a scalable, capital-efficient operating model.
Active Energy Group PLC (AIM:AEG, OTCQB:ATGVF) said it was increasingly well-positioned for sustainable growth after a year in which it made progress across renewable energy, clean fuels and digital infrastructure, despite volatile market conditions.
The AIM-listed company said its diversified strategy was beginning to take shape, combining lower-carbon fuels, rooftop solar and battery storage, and energy-intensive digital infrastructure projects in the Middle East.
Thor Explorations Ltd (TSX-V:THX, AIM:THX, OTC:THXPF) has reported some 23,719 ounces of gold poured at the Segilola Gold mine, in Nigeria, during the fourth quarter.
The company said full-year 2025 gold poured totalled 91,910 ounces.
Iofina PLC (AIM:IOF, OTC:IOFNF), the AIM-listed iodine producer, has capped a strong year with record output and said revenues and profits for 2025 will come in ahead of market expectations, helped by high iodine prices and rising demand.
The company, which extracts iodine from oilfield brine in the US, produced 743.2 metric tonnes of crystalline iodine in 2025, up 17.2% on the previous year and the highest annual total in its history.
Rainbow Rare Earths Ltd (LSE:RBW, OTC:RBWRF) told investors it has now built and commissioned a pilot plant, and pilot-scale operations have begun at the Phalaborwa project in South Africa.
The company said the pilot plant, developed using its intellectual property, will operate the fully optimised Phalaborwa leach circuit. It will produce pregnant leach solution for a pilot-scale continuous ion exchange and impurity removal circuit.
European Lithium Ltd (ASX:EUR, OTCQB:EULIF) has flagged another step forward at its Greenland rare earths exposure after US-listed partner Critical Metals Corp. ordered a fully integrated, mobile assay laboratory to support development work at the Tanbreez project.
Critical Metals has approved and ordered a turnkey Integrated Mobile Geochemical Analysis Centre from Bromet, at a cost of about US$1 million, to deliver on-site rare earth element (REE) analysis for drilling, pilot plant activities and broader project development.
Nova Minerals Ltd (ASX:NVA, NASDAQ:NVA, OTC:NVAAF) has delivered its highest-grade gold intersection to date at the RPM Valley deposit, part of its its flagship Estelle Gold and Critical Minerals Project in Alaska, as closely spaced drilling confirms continuity across a broad mineralised system that remains open in multiple directions.
The standout result from the company’s 2025 infill and step-out program was a narrow but exceptionally high-grade intercept of 0.5 metres at 364 grams per tonne gold from 101 metres, with visible gold observed in core — the best result recorded across the broader Estelle project so far.