Tintina Mines Intersects 460 Meters at 0.50% Copper Equivalent at Dos Amigos in Chile

• Tintina Mines reported 460 meters grading 0.50% copper equivalent at its wholly owned Dos Amigos project in Chile on November 9, 2026.
• The intercept extended from 200 meters to the hole’s end, with grades of 0.31% copper and 0.24 grams per metric ton gold.
• A higher-grade interval returned 98 meters at 0.63% copper equivalent, starting at 380 meters depth.
• The drilling program targets conversion of Inferred Mineral Resources to the Indicated category to support a planned feasibility study.
• Three rigs are operating around the clock, with a fourth arriving imminently; drilling costs remain in line with budget.

Disclaimer: This news brief was created by Public Technologies (PUBT) using generative artificial intelligence. While PUBT strives to provide accurate and timely information, this AI-generated content is for informational purposes only and should not be interpreted as financial, investment, or legal advice. Tintina Mines Ltd. published the original content used to generate this news brief via ACCESS Newswire (Ref. ID: 202611090630ACCESSWRNAPR_____1248636) on November 09, 2026, and is solely responsible for the information contained therein.