Updated Mineral Resource Estimate

12/10/2026 08:30 NZDT, GENERALP

Tāiko Critical Minerals Limited (NZX: TCM) (Tāiko or the Company) has completed the Mineral Resource Estimate (MRE) for the Cargill South block.

Together with the previously reported MRE’s for Coates South, Canoe Creek and Barrytown Farms blocks, it establishes a resource base at its Barrytown, West Coast Project of 35Mt of which 21% is Total Heavy Mineral (THM).

Key Points

11,632 metres of drilling completed, and 11,133 samples tested

JORC Code (2012) Competent Person sign off for,

o 34.1Mt @ 21% Measured & Indicated (M&I) THM for 2.2Mt ilmenite, 3.1Mt garnet, 48kt zircon

o 0.9Mt @ 23% Inferred THM for 80kt ilmenite, 90kt garnet, 2kt zircon

More than 5km of mineralised strandline

This is significant as the M&I Resource underpins the project economic studies