Neometals Ltd $NMT (-2.99%) together with Mineral Resources Limited, has announced an extension of its Memorandum of Understanding (MoU) with Livent USA Corp, a subsidiary of Rio Tinto Group $RIO (+0.36%)
$RIO (+0.91%)announced.

Neometals is focused on creating value for its stakeholders through the sustainable production of critical and valuable materials essential for a cleaner future.

The company markets a portfolio of low-cost, sustainable processing solutions for key materials, while also exploring and developing mining operations at its Barrambie Gold Project.

The extension allows for further collaboration in the validation and advancement of RAM's lithium processing technology, known as the ELi process. RAM is a company jointly owned 70:30 by Neometals and Mineral Resources Limited.

The original Letter of Intent was signed on June 24, 2025 with an initial term of eight months. The extension provides for a further twelve months to complete testing of new brine feedstock from Rio Tinto's existing brine operations. It also allows for the involvement of Industrie De Nora S.p.A. and its subsidiary De Nora Permelec Ltd in the pilot validation program for the ELi process, focusing on the integration of De Nora's electrolysis equipment into RAM's process flow.

RAM and De Nora have recently entered into a collaboration agreement to jointly design, build and commission a pilot plant that integrates De Nora's electrolysis system with RAM's ELi process. The aim is to further develop the integrated solution for industrial validation at an end user's site, subject to Rio Tinto's approval where required. The announcement was approved on behalf of Neometals by Christopher Reed, Managing Director.