Koryx Copper files updated PEA for Haib project

Executive Summary

• Koryx Copper Inc. filed its updated Preliminary Economic Assessment (PEA) for the 100 % owned Haib copper project in southern Namibia.
• The PEA, dated September 4 2025, confirms a mineral resource of 511 Mt at 0.33 % Cu and 51 ppm Mo (indicated) plus 308.9 Mt at 0.31 % Cu and 40 ppm Mo (inferred).
• Qualified persons Jeremy C. Witley and Werner Moeller reviewed and approved the technical information, satisfying NI 43‑101 requirements.

Key Details

• PEA Filing: Technical report titled “Preliminary Economic Assessment of the Haib Copper Project, Namibia, National Instrument 43-101 Technical Report,” effective September 4 2025, filed on SEDAR+.
• Qualified Persons:
• Jeremy C. Witley – geologist, head of mineral resources for The MSA Group; independent consultant, NI 43‑101 qualified.
• Werner Moeller – director and principal mining engineering consultant, Qubeka Mining Consultants CC; NI 43‑101 qualified.
• Current Mineral Resource (cut‑off 0.15 % Cu):
• Indicated: 511 Mt @ 0.33 % Cu & 51 ppm Mo → 1.668 Mt Cu, 25.9 kt Mo.
• Inferred: 308.9 Mt @ 0.31 % Cu & 40 ppm Mo → 0.949 Mt Cu, 12.4 kt Mo.
• Deposit Characteristics: Large, advanced porphyry copper‑molybdenum system; one of few Paleoproterozoic porphyry deposits globally and only two in southern Africa. Dominant mineralization is chalcopyrite with minor bornite and chalcocite.
• Historical Exploration: >80,000 m drilled since the 1970s by Falconbridge, Rio Tinto, Teck, among others; extensive metallurgical testing completed.
• Access to Documentation: Full technical report and supporting data available on Koryx Copper’s website and SEDAR+ profile.

Notable Quotes

(No direct CEO/President quotes were provided in the release.)