VANCOUVER, BRITISH COLUMBIA – TheNewswire - December 3, 2025) – Sendero Resources Corp. (TSXV:SEND) (the “Company” or “Sendero”) is pleased to announce that it has closed its “best-efforts” marketed private placement offering (the “Offering”) announced on November 12, 2025, raising total gross proceeds of $4,066,050 by the sale of a total of 4,280,053 common shares of the Company (the “Shares”) at a price of $0.95 per Share, which includes the partial exercise of the Agent’s Option (as defined below). The ...

Core Insights - Lara Exploration Ltd. announced the results of an independent Preliminary Economic Assessment (PEA) for its Planalto Copper-Gold Project, indicating strong technical and economic viability for the project [1][4][5] Project Overview - The Planalto Project is located in the Carajás mining district, Pará State, Brazil, and is 100% owned by the company [1][5] - The PEA estimates production of 560,000 tonnes (1.2 billion pounds) of copper and 111,000 ounces of gold over an 18-year mine life [5][6] - The project features a conventional open-pit mining approach with a life of mine (LoM) strip ratio of 2:1 [5][7] Economic Metrics - The after-tax net present value (NPV) is estimated at US$378 million at an 8% discount rate, with an internal rate of return (IRR) of 21% and a payback period of 3.5 years [5][48] - Initial capital expenditures are projected at US$546 million, with sustaining capital costs of US$170 million [5][48] - Average all-in sustaining costs (AISC) are estimated at US$5,920 per tonne of payable copper [5][48] Production and Processing - The processing plant is designed to operate at an annual rate of 8 million tonnes of run-of-mine (RoM) feed, achieving recoveries of 91% for copper and 51% for gold [5][22] - The project will produce a clean chalcopyrite concentrate grading 28% copper for international smelting [5][7] Infrastructure and Location - The project benefits from excellent local infrastructure, including access to high-tension power lines and proximity to major mining towns [5][25] - The Brazilian grid is predominantly powered by renewable energy sources, which will help reduce the project's carbon footprint [5][25] Regulatory and Environmental Considerations - The company plans to apply for various licenses, including a Preliminary License in Q3 2026 and an Installation License in Q4 2028, with operations expected to start in 2030 [28][29] - An environmental impact assessment (EIA) is underway, expected to be completed by Q2 2026 [29][30] Mineral Resource Estimate - The PEA is based on a Mineral Resource Estimate (MRE) dated July 3, 2024, which includes both Indicated and Inferred resources [9][56] - Approximately 76% of the total mineral resources are classified as Inferred, which are considered too speculative to be categorized as Mineral Reserves [9][56] Future Opportunities - The company sees potential for further exploration and resource growth within the Planalto license area, particularly in the newly acquired Atlantica Exploration Licence [6][58] - There are opportunities to optimize processing and reduce environmental impacts through advanced tailings management techniques [54][58]

Core Insights - Sendero Resources Corp. has provided a strategic update on its Peñas Negras Project, highlighting a transformative year and the potential for significant discoveries in the Vicuña Belt of Argentina [2][11]. Project Overview - The Peñas Negras Project is located in the Vicuña Belt, recognized for world-class copper-gold discoveries, and occupies a strategic position within a structural corridor that includes notable deposits like Filo del Sol and Josemaría [3][19]. - The project covers an area of 211 km² and is in proximity to significant mining operations, including the Caserones mine and the Lunahuasi project [7][19]. Exploration Activities - A Phase II drill program is set to commence, targeting a porphyry-type undrilled site with favorable geological signatures, following a successful Phase I exploration that included 3,126 meters of core drilling and various geophysical surveys [4][10][18]. - Phase I results indicated the presence of both porphyry and epithermal mineralization, enhancing the understanding of the project's geological framework [10][12]. Geological Model and Targets - The exploration model developed by the company suggests a gold-copper porphyry system with high-sulfidation epithermal characteristics, aligned with the Mogotes structural corridor [15]. - The comprehensive analysis of geological data has led to the identification of multiple high-quality targets, positioning Peñas Negras as a promising site for future discoveries [11][14]. Future Plans - The company plans to advance the Peñas Negras Project towards a potential discovery that could redefine the Mogotes corridor, with drilling activities anticipated to begin in Q1 2026 [18].

Core Insights - Solaris Resources Inc. has signed a landmark agreement with the Pueblo Shuar Arutam organization, enhancing its social engagement efforts and supporting the Warintza Project in Ecuador [2][3] - The agreement establishes formal relationships with all Indigenous organizations surrounding the Warintza Project, reinforcing the company's commitment to community-led development [3][4] Social Engagement and Partnerships - The agreement with PSHA, representing nearly 10,000 people organized into 47 Shuar centers, follows a Letter of Intent signed in February 2025 and builds on previous partnerships with local Shuar centers [3][4] - Solaris has also established a trilateral cooperation agreement with the Interprovincial Federation of Shuar Centers and a partnership with the Alliance for Entrepreneurship and Innovation of Ecuador, creating a strong social foundation for the Warintza Project [4] Project Development and De-Risking Initiatives - Solaris is advancing critical de-risking initiatives essential for the Warintza Project's development timeline, including the submission of the Technical Environmental Impact Assessment [5][6] - The final Technical EIA report has been submitted and is currently under government review, following positive engagement with Ecuador's Ministry of Environment and Energy [6][8] - A site visit by government officials in July 2025 marked progress towards the Free, Prior and Informed Consultation process, which is expected to commence in the coming months [7][8] Pre-Feasibility Study and Resource Estimates - The Warintza Pre-Feasibility Study is progressing with positive momentum, incorporating an updated Mineral Resource Estimate that includes resources from Warintza West, expected to be completed in the second half of 2025 [9][10] - Solaris is focused on long-term value creation and aims for a Final Investment Decision, supported by strengthened community partnerships and a reinforced financial position following a recent transaction with Royal Gold [10][11] Exploration Opportunities - Beyond the defined Mineral Resource Estimate, Solaris is pursuing high-impact exploration opportunities within the broader Warintza district, which is considered highly prospective and underexplored [11][12]