Core Insights - Rio Tinto has produced its first copper from the Johnson Camp mine in Arizona using Nuton® Technology, marking a significant advancement in copper processing technology [1] Company Developments - The production of the first copper cathode at Gunnison Copper's Johnson Camp mine was achieved after over 30 years of research and development [1] - The proprietary bioleaching technology utilized by Rio Tinto relies on microorganisms that are grown on-site [1]

Core Insights - Lion Copper and Gold Corp. has secured a US$31 million investment from Nuton LLC to advance the Yerington Copper Project, which is aimed at enhancing domestic copper cathode production and supporting the critical mineral supply chain [2][3]. Funding and Project Development - Nuton will provide funding to progress a Definitive Feasibility Study (DFS), mine permitting, and associated work programs at the Yerington Copper Project [3]. - To date, Nuton has invested approximately US$28 million in resource definition drilling, environmental studies, and preliminary assessments, which have been part of earlier project stages [4]. Strategic Importance - The advancement to Stage 3 is seen as a pivotal milestone for the Yerington Copper Project, reflecting confidence in its potential as a significant domestic copper supplier [5]. - The collaboration aims to meet rising copper demand with innovative and low-impact solutions, leveraging Nuton's proprietary bio-heap-leach technology [5][9]. Next Steps - During Stage 3, the parties will focus on completing the DFS, submitting final permitting applications, and conducting detailed engineering and cost estimation [6][13]. - Lion CG plans to provide updates on key milestones related to feasibility, permitting, and potential commercial agreements as the project progresses [7].

Core Viewpoint - Gunnison Copper Corp. has successfully completed its first copper sales from the Johnson Camp Mine, marking a significant milestone in revenue generation and operational progress for the company [2][3][4]. Company Overview - Gunnison Copper Corp. operates the Johnson Camp Mine in southeast Arizona, with a production capacity of up to 25 million pounds of copper cathode annually [2][5]. - The company is focused on developing multiple copper assets within the Cochise Mining District, which contains 12 known deposits [7]. First Copper Sales - On September 15, 2025, Gunnison completed its inaugural copper sales, selling 225,371 pounds of finished copper cathode at an average price of US$4.64 per pound, generating gross proceeds of approximately US$1,046,194 [3][4]. - The sales represent the first revenue from the Johnson Camp Mine and highlight the company's rapid progress since achieving first copper production [4][6]. Production and Technology - The Johnson Camp Mine commenced production in the last week of August 2025, ahead of schedule, and has maintained an excellent health and safety record [5][6]. - The copper produced is fully sourced from the United States, contributing to American energy independence and supporting domestic supply chains [5][6]. - The company plans to utilize Nuton® technology for future copper production, which is expected to enhance recovery rates and increase domestic copper production [6][15]. Economic Assessment - The Gunnison Copper Project has a Measured and Indicated Mineral Resource of over 831.6 million tons with a total copper grade of 0.31%, and a preliminary economic assessment (PEA) indicates a net present value (NPV) of US$1.3 billion and an internal rate of return (IRR) of 20.9% [8].