Montero has completed mapping, geochemistry and geophysics at its Elvira gold project in Chile and is advancing AI-driven drill target definition in the Maricunga Belt.
Vortex Metals has launched Phase II exploration at its Illapel copper-silver project in Chile, including a 2,000 line-km airborne geophysical survey.
St George Mining upgraded the Araxá rare earths–niobium resource in Brazil by 75% to 70.91Mt at 4.06% TREO and 0.62% Nb₂O₅. Measured and indicated tonnes rose 218% to 29.49Mt, supporting economic studies.
Tajiri Resources has extended mineralization at the Yono Project in Guyana after lengthening Trench YTR16 by 80 metres, returning 50m at 0.7 g/t gold, including 32m at 1.1 g/t gold. The company has accelerated additional trenching to better define the zone.
Kobrea Exploration has expanded its Phase 1 diamond drilling at the El Perdido porphyry system in Mendoza after logging 1,739 metres across three holes, adding a fourth hole to test and extend copper-gold-molybdenum mineralization at depth.
Challenger Gold has begun hauling ore from its Hualilán Mine in San Juan to the Casposo Plant, marking a major milestone in its toll milling strategy. The operation will start at about 500 tonnes per day before ramping up to 1,000 tpd.
Tocvan completed six new drill holes at Gran Pilar, along with drone geophysics and water monitoring wells, as it advances toward pilot-scale mining in Sonora, Mexico.
The mining company confirmed in Salta the development of the Rincón Lithium project under Argentina’s RIGI framework, with production expected to begin in 2028 and total capacity reaching 50,000 tonnes per year of battery-grade lithium carbonate.
Omai Gold reported new higher-grade Wenot drill results and launched a 50,000-metre program in Guyana as it advances toward a resource update and a new PEA in 2026.
After completing technical trade-off studies, Tesoro Gold has decided to move the Ternera gold deposit directly into a definitive feasibility study, while ongoing drilling supports an updated resource estimate in the second quarter of 2026.
Tinka Resources plans a broader geophysical survey at Silvia Northwest in May 2026 and is advancing community agreements to restart drilling at Ayawilca in Peru in early Q3.
The company announced new drill results from its Ana Paula gold project in Guerrero, highlighting a strong down-dip intercept in the expansion zone and reinforcing the resource base for the upcoming feasibility study update.
The company reported new drilling results from its 2025–2026 Summer Exploration Program at El Quevar in Argentina, confirming high-grade extensions at the Yaxtché deposit, further upside at Mani-Copan and validation of a gold-copper zone at the Carmen target.
Kootenay Silver has started a 3D-IP and AMT geophysical survey at its Columba silver project in Chihuahua, Mexico, aiming to refine drill targets and identify additional concealed high-grade mineralization.
The company reported preliminary diamond drilling results from the ULTRA Hard Rock carbonatite target, highlighting surface intercepts and high-grade zones that reinforce the potential of the rare earths project in Brazil.
Xali Gold has received approval from the Santa Ana community to advance exploration at the Pico Machay gold project in Peru, including geological, environmental and community-focused work.
Marimaca Copper has completed the Canadian portion of its global equity offering, raising a total of C$409 million across Canada and Australia.
The Canadian miner is using Fleet Space Technologies’ ExoSphere platform at Fruta del Norte to improve drill targeting beneath deep cover, as it ramps up a US$100 million exploration push to extend the life of Ecuador’s flagship underground gold mine.
Ero Copper released the first PEA for the Furnas project in Brazil, outlining a 24-year mine life, $2 billion after-tax NPV and 27% IRR. The project is being advanced with Vale Base Metals in Pará.
Kootenay Silver presentará el proyecto Columba de plata de alta ley en el Core Shack de PDAC 2026. La compañía destaca un recurso inferido de 54,1 Moz Ag y una campaña de 50.000 m.
Mapping and sampling at Antino North outlined ten parallel shear zones over 4 km, including 20 m at 2.07 g/t Au, while Maria Geralda auger drilling returned multiple high-grade near-surface intercepts to refine drill targeting.
Axo Copper (TSXV: AXO) closed an upsized bought-deal financing for C$40.25 million, issuing 57.5 million units at C$0.70 to fund work at La Huerta (Jalisco) and San Antonio (Sonora), plus working capital.
First Quantum filed an updated NI 43-101 technical report for Taca Taca (Salta, Argentina) outlining a post-tax NPV(8%) of $5.9B and a 19.3% IRR using $4.50/lb copper and $3,000/oz gold assumptions.
Eloro Resources has signed Major Drilling to complete an initial 40,000m drill program at the Iska Iska silver-tin polymetallic project in Potosí, Bolivia, targeting infill drilling and resource expansion.
The strategic placement at A$0.18 per share will fund exploration at Guanaco and Casposo and expand processing capacity at both operations.
Daura Gold launched a Phase One program at Cerro Bayo with 22 diamond drill holes (1,500 m) to test 15 targets defined from historical geochemistry and IP surveys in Argentina’s key gold-silver district.
Halo Minerals released a CPR on Chile’s Playa Verde copper tailings project: 53.44Mt @ 0.24% Cu, 32.2Mt reserves @ 0.25% Cu, US$154.1M post-tax NPV and 50.9% IRR.
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