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ATEX Resources Announces Filing of Technical Report for Valeriano Project on Updated Mineral Resource Estimate
Toronto, Ontario--(Newsfile Corp. - November 3, 2025) - ATEX Resources Inc. (TSXV: ATX) (OTCQB: ATXRF) ("ATEX" or the "Company") is pleased to announce, further

About this update from Atex Resources Inc.
[{"type":"text","content":" Toronto, Ontario--(Newsfile Corp. - November 3, 2025) - ATEX Resources Inc. (TSXV: ATX) (OTCQB: ATXRF) (\"ATEX\" or the \"Company\") is pleased to announce, further to its news release dated September 23, 2025, it has filed an independent technical report (the \"Technical Report\") containing an updated mineral resource estimate (\"MRE\") on the Company's Valeriano copper-gold project (\"Valeriano\" or the \"Project\") located in the Atacama Region, Chile. The Technical Report has an effective date of November 3, 2025, and was prepared in accordance with National Instrument 43-101 - Standards of Disclosure for Mineral Projects (\"NI 43-101\"). The Technical Report can be found under the Company's profile on SEDAR+ (www.sedarplus.ca) and is also available on the Company's website (www.atexresources.com). HIGHLIGHTS OF MRE INCLUDEi: A higher confidence, globally significant copper-gold-silver Mineral Resource: Higher confidence Indicated Resource estimate of 475 million tonnes (\"Mt\") at 0.88% copper equivalent (\"CuEq\") (0.58% copper (\"Cu\"), 0.25 g/t gold (\"Au\"), 1.39 g/t silver (\"Ag\") and 70.4 g/t molybdenum (\"Mo\")) at a cut-off grade of 0.35% Cu. Inferred Mineral estimate of 1,511 Mt at 0.75% CuEq (0.50% Cu, 0.20 g/t Au, 1.16 g/t Ag and 70.6 g/t Mo) at a cut-off grade of 0.35% Cu. High-grade components of MRE remain open for expansion: Initial B2B Zone Mineral Resource estimate of 28.4 Mt in the Indicated category at a grade of 1.36% CuEq (0.95% Cu, 0.33 g/t Au, 1.98 g/t Ag and 134 g/t Mo) and 2.6 Mt in Inferred at a grade of 1.05% CuEq (0.74% Cu, 0.28 g/t Au, 1.74 g/t Ag and 22 g/t Mo) at a 0.6% Cu cut-off grade. First drill hole results from the current Phase VI drill program, in ATXD25C testing the B2B Zone, reported record results exceeding the average grade estimated in the MRE. ATXD25C intersected 164 metres (\"m\") of 2.72% CuEq (1.69% Cu, 0.97 g/t Au) including 86m of 3.77% CuEq (2.28% Cu, 1.41 g/t Au) and 40m of 4.73% CuEq (2.76% Cu, 1.88 g/t Au).ii High-Grade Indicated Porphyry Core of 118 Mt at 1.07% CuEq (0.68% Cu, 0.35 g/t Au, 1.74 g/t Ag and 42.8 g/t Mo), and 161 Mt of Inferred at 1.01% CuEq (0.63% Cu, 0.34 g/t Au, 1.88 g/t Ag, 37.6 g/t Mo), demonstrating high continuity at a 0.5% cut-off grade. Industry leading, low discovery costs of $0.0049/lb of Cu. Over 500,000 ounces of Inferred gold oxide materia...