Algo Grande Identifies Additional Skarn Mineralization 3km South of Cerro Grande, With Samples Above 3% Copper and Confirms Copper in Multiple Targets on the Property

Executive Summary
- Algo Grande Copper Corp. announced the completion of Phase I drilling at the Cerro Grande Skarn and a property‑wide surface prospecting campaign that identified multiple high‑grade copper‑gold‑silver occurrences, including a new skarn zone at Potrero South with >3% Cu over 300 m of surface exposure.
- Drill hole AG_GC_002 returned more than 70 m of cumulative mineralization (including 36 m @ >1 % Cu) across three newly discovered high‑grade skarn horizons, expanding the known Cerro Grande system to five horizons.
- The company engaged ICP Securities Inc. for automated market‑making services; the agreement is a four‑month term at C$7,500 per month, renewable monthly.
Key Details
- Phase I Drill Program (Cerro Grande Skarn)
- Holes AG_GC_001–AG_GC_004 completed; core delivered to ALS Hermosillo for assay (results pending).
- Hole AG_GC_002 (first 450 m previously reported) intersected three new high‑grade skarn horizons, mineralization from surface to 390 m depth, open at depth.
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Cumulative intercepts >70 m of Cu‑Au‑Ag mineralization; 36 m grading above 1 % Cu.
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Surface Prospecting – January 2026 (49 samples)
- 19 rock samples >1 % Cu; one sample 41.4 % Cu, 1.97 g/t Au, 1,570 g/t Ag.
- New skarn occurrence at Potrero South: ~300 m surface exposure, 14 samples with 3 %+ Cu, max 3.06 % Cu, 3.72 g/t Au, 232 g/t Ag.
- Las Trancas epithermal target: historic trenching 9.5 m @ 16.4 g/t Au, 1.9 % Cu; recent grab samples up to 41.40 % Cu, 13.45 g/t Au, 1,570 g/t Ag.
- Cerro Grande Northwest: 8 outcrop samples, max 0.98 % Cu, 0.85 g/t Au, 31.4 g/t Ag; adds ~1.5 km strike extension.
- La Molina target (ML‑identified): 5 samples, 2 >1 % Cu, max 1.99 % Cu, 17.9 g/t Au, 44 g/t Ag.
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Mezquital porphyry: 3 float samples, max 1.58 % Cu, 2.02 g/t Au, 82.1 g/t Ag; tourmaline breccias noted.
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Future Exploration Plans
- Potrero South skarn to be included in Phase II drilling planned for Q2 2026.
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Las Trancas target slated for detailed mapping, systematic sampling, and first‑pass drill program (Phase II).
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ICP Securities Engagement
- Automated market making services commencing 2 Mar 2026.
- Monthly fee C$7,500 plus taxes; term of four months, auto‑renewal monthly unless 30‑day notice given.
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No performance‑based compensation or stock options; ICP may acquire an interest in the securities later.
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Qualified Person
- João Rocha, EurGeol, Vice President of Exploration (NI 43‑101 QP) reviewed and approved all technical data.
Notable Quotes
“All the data we are processing at the Adelita project is pointing to a rich multi‑deposit geological system which includes skarn‑porphyry and epithermal mineralization… The new Skarn zone discovered has never been drilled and represents a new high‑grade copper‑gold‑silver opportunity, 3 km away from Cerro Grande.” – Enrico Gay, CEO
Materiality Assessment: Material – Positive (significant exploration results expanding known resource potential).