Sandfire Resources America Inc. announces updated Mineral Resource and Reserve estimates and Preliminary Feasibility Study Update for the Black Butte Copper Project in Montana, USA. These updates highlight high-grade underground copper potential with a Probable Mineral Reserve of 9.5Mt at 2.9% Cu for 270,000t of copper, aligning with Mine Operating Permit conditions. The Project is forecasted to generate $2.3 billion in revenue over its 8-year life. The updated Mineral Resource estimate for the nearby Lowry Deposit also shows significant potential for future growth beyond the initial 8-year mine plan. Sandfire America CEO Lincoln Greenidge expresses confidence in the project’s potential and commitment to responsible mining. The Project development aims to deliver long-term economic benefits to Meagher County and Montana, providing significant value to shareholders. Sandfire Resources America Inc. plans to file the Preliminary Feasibility Study within 45 days on SEDAR+.

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