Metallica Minerals engaged Independent firm Ausrocks Pty Ltd who have completed a Maiden Mineral Resource Estimate (ASX Announcement, 30 November 2020), an Upgraded Mineral Resource Estimate (ASX announcement, 31 March 2021), an Upgraded Mineral Resource Estimate (ASX Announcement, 21 October 2021) a Maiden Mineral Reserve (ASX Announcement, 21 March 2022) and an Upgraded Mineral Resource Estimate as part of the DFS for the Cape Flattery Silica Project (ASX Announcement, 17 July 2023).

The Mineral Resource of 49.5Mt includes results from drilling campaigns in 2019 (hand auger), December 2020, July/August 2021 and December 2021, in total, eight 5 meter-deep auger holes and one-hundred and forty-four (144) vertical holes comprising of 2,524m of drilling have been completed within CFS’s Mining Lease Application Area (MLA) over a 2 year period. The data from these holes has been used in the resource estimate for the CFS Project.

 The Mineral Resource Estimate was completed by Ausrocks in accordance with JORC Code guidelines using Mircromine Origin 2023 to model and evaluate the resource.

ORE RESERVE STATEMENT

MINERAL RESOURCE STATEMENT FOR EASTERN RESOURCE