Tertiary Minerals PLC (AIM:TYM, OTC:TTIRF, FRA:TMU) said initial certified laboratory results from its Phase 4 drilling programme at Mushima North in Zambia have confirmed broad, near-surface silver-copper-zinc mineralisation, supporting the existing Exploration Target as the company works towards a maiden resource estimate this year. Among the first five holes analysed, Tertiary reported 66 metres grading 37 grams per tonne silver, 0.28% copper and 0.27% zinc from seven metres downhole, equivalent to 58 g/t silver.
MP and NioCorp offer distinct critical-minerals opportunities, but operational maturity and execution risks set them apart.
Royal Road Minerals Ltd (TSX-V:RYR, OTC:RRDMF, FRA:RLU) announced plans to raise up to C$1 million, with proceeds going toward expanding its drilling programs in Colombia. In a statement, the company said that strong investor demand prompted an existing institutional shareholder to buy in on the same terms as the company's recent brokered financing.
Tertiary Minerals PLC (AIM:TYM, OTC:TTIRF, FRA:TMU) said final preliminary results from its Phase 4 drilling programme at Mushima North in Zambia continued to support the scale of its Discovery Zone as it moves towards a maiden mineral resource estimate this year. At Target A1, broad copper intersections included 66 metres grading 0.30% copper from 14 metres downhole and 68 metres at 0.28% copper from 13 metres.
TNR Gold Corp (TSX-V:TNR, FRA:TNW, OTC:TRRXF) said its management team continues to increase personal ownership in the company, alongside a recent stake increase from strategic partner Altius Minerals Corporation (TSX:ALS, OTCQX:ATUSF). Executive chairman Kirill Klip said he added 4.2 million shares this year, bringing his total holding to nearly 31.4 million shares.
Royal Road Minerals Ltd (TSX-V:RYR, OTC:RRDMF, FRA:RLU) has reported new reverse circulation drilling results from the Hanash North prospect at its Jabal Sahabiyah project in Saudi Arabia, with drilling outlining shallow zinc-silver-rich polymetallic mineralization across an interpreted strike length of more than 350 meters. The mineralization is hosted within a calc-silicate skarn horizon in Asir Province, southwestern Saudi Arabia.
WhiteHawk Minerals Corporation operates a low-capital, royalty-based model, benefiting from third-party operator-funded drilling without incurring development costs. WHK's growth is driven by operator-led production increases and disciplined acquisitions, with recent deals valued at 6.6x estimated 2027 cash flow. Q2 2026 results showed 57% YoY production growth, strong CAD coverage (1.26x dividend), and resilient asset-level cash generation despite IPO-related one-time costs.
Tertiary Minerals PLC (AIM:TYM, OTC:TTIRF, FRA:TMU) has discovered a new shallow copper-mineralised zone at its Mushima North project in Zambia, around 900 metres west-southwest of the existing Discovery Zone at Target A1. Preliminary pXRF analysis from scout hole 26TMNRC-076 returned 25 metres at 0.38% copper from 19 metres downhole, including 13 metres at 0.53% from 29 metres and three metres at 0.75% from 33 metres.
Arc Minerals Limited (AIM:ARCM, OTC:ACMNF, FRA:DFYA) said an imminent diamond drilling campaign at its Virgo copper project in Botswana is expected to exceed 6,000 metres, targeting prospects close to MMG's Khoemacau mining project. The AIM-listed explorer has appointed G D E Botswana Drilling & Exploration, known as Global Drill, to undertake the phased programme at licence PL135/2017 in the Zone 5 corridor of the Kalahari Copper Belt.
The critical-minerals theme has a compelling strategic foundation, but strategic importance doesn't automatically translate into attractive stock returns.
Altius Minerals TSE: ALS reported record royalty revenue in the second quarter of 2026, supported by higher realized commodity prices, copper stream delivery timing, new lithium royalties and increased electricity royalty revenue. The company also outlined a series of financing and ownership transactions completed during and after the quarter that increased its interest in Great Bay Renewables and expanded available liquidity.
Tertiary Minerals PLC (AIM:TYM, OTC:TTIRF, FRA:TMU) told investors that drilling at its Mushima North project in Zambia has reinforced the case for a higher-grade silver-copper zone while supporting the broader near-surface exploration target at Target A1. The AIM-listed explorer completed 3,639 metres across 39 holes, with preliminary pXRF results including 15 metres grading 0.53% copper from 100 metres, including 7 metres at 0.77%.