Tintina Mines Limited Commences the 2025 Drilling Campaign at the Domeyko Sulfuros Project, Atacama Region, Chile

Core Viewpoint - Tintina Mines Limited has initiated its 2025 drilling campaign at the Domeyko Sulfuros Project in Chile, focusing on advancing a Preliminary Economic Assessment (PEA) to enhance the project's technical and strategic development [1][2]. Group 1: 2025 Work Plan - The drilling campaign will involve 6,000 meters of drilling aimed at upgrading inferred resources to measured and indicated categories, supported by a prior gap analysis study [2]. - In addition to drilling, the company will conduct geometallurgical studies and metallurgical and geomechanical testing, which are essential for the PEA [3]. Group 2: Project Overview - The Domeyko Sulfuros Project is located in the Atacama Region of northern Chile, covering 10,056 hectares across 75 mining concessions [5]. - The project is strategically positioned 53 kilometers south of Vallenar, with excellent accessibility to infrastructure such as electrical power, water, and logistical support [6]. Group 3: Historical Context - From 1997 to 2015, the Dos Amigos target within the project was mined, yielding approximately 12 million tonnes of ore with copper grades exceeding 0.85% [7]. - The most recent NI 43-101 report indicates an inferred mineral resource of 320 million tonnes with average grades of 0.36% total copper and 0.26 ppm gold [9]. Group 4: Future Expectations - The PEA is anticipated to be completed by the end of 2025, providing a detailed economic analysis of the project [4].