News
September 05, 2025
Highland Copper Announces Updated Process Plant Flow Sheet Demonstrating Increased Copper Recoveries of 87.6% and Reduced Processing Costs
VANCOUVER, British Columbia, Sept. 04, 2025 (GLOBE NEWSWIRE) — Highland Copper Company Inc. (TSXV: HI; OTCQB: HDRSF) (“Highland” or the “Company”) is pleased to announce positive results from its 2025 metallurgical test work program for the 100%-owned Copperwood Project (“Copperwood”), located in Michigan’s Upper Peninsula. The test work was conducted by Base Metallurgical Laboratories Ltd. [...]
VANCOUVER, British Columbia – Highland Copper Company Inc. announced today a significant breakthrough in its Copperwood Project, located in Michigan’s Upper Peninsula. The company released an updated process plant flow sheet, showcasing impressive improvements in copper recovery and a reduction in overall processing costs. The announcement stems from the successful completion of the 2025 metallurgical test work program.
The test work, conducted by Base Metallurgical Laboratories Ltd., revealed a substantial increase in copper recoveries, now projected to reach an impressive 87.6%. This represents a marked improvement over previous estimates and positions the Copperwood Project as a potentially more efficient and profitable operation.
According to Highland Copper, the updated process plant flow sheet incorporates innovative techniques and technologies identified during the metallurgical testing. These advancements not only contribute to the increased copper recovery but also lead to a decrease in the costs associated with processing the ore. While specific details regarding the exact nature of the technological improvements remain proprietary, the company emphasized its commitment to implementing best-in-class methods to maximize resource extraction while minimizing environmental impact.
The Copperwood Project, wholly owned by Highland Copper, is a key asset in the company's portfolio. Located in a region with a rich history of copper mining, the project aims to develop a modern, sustainable copper mine. The positive results from the metallurgical test work program represent a significant step forward in realizing this vision.
Company representatives stated that the improved copper recovery and reduced processing costs will have a positive impact on the overall economics of the Copperwood Project. This could potentially lead to an increase in the project's net present value and internal rate of return, making it more attractive to investors and potential partners.
Highland Copper trades on the TSXV under the symbol HI and on the OTCQB under the symbol HDRSF. The company plans to release further details regarding the updated process plant flow sheet and its implications for the Copperwood Project in the coming weeks. The announcement has been met with enthusiasm by investors, signaling renewed confidence in the future of the project.
The test work, conducted by Base Metallurgical Laboratories Ltd., revealed a substantial increase in copper recoveries, now projected to reach an impressive 87.6%. This represents a marked improvement over previous estimates and positions the Copperwood Project as a potentially more efficient and profitable operation.
According to Highland Copper, the updated process plant flow sheet incorporates innovative techniques and technologies identified during the metallurgical testing. These advancements not only contribute to the increased copper recovery but also lead to a decrease in the costs associated with processing the ore. While specific details regarding the exact nature of the technological improvements remain proprietary, the company emphasized its commitment to implementing best-in-class methods to maximize resource extraction while minimizing environmental impact.
The Copperwood Project, wholly owned by Highland Copper, is a key asset in the company's portfolio. Located in a region with a rich history of copper mining, the project aims to develop a modern, sustainable copper mine. The positive results from the metallurgical test work program represent a significant step forward in realizing this vision.
Company representatives stated that the improved copper recovery and reduced processing costs will have a positive impact on the overall economics of the Copperwood Project. This could potentially lead to an increase in the project's net present value and internal rate of return, making it more attractive to investors and potential partners.
Highland Copper trades on the TSXV under the symbol HI and on the OTCQB under the symbol HDRSF. The company plans to release further details regarding the updated process plant flow sheet and its implications for the Copperwood Project in the coming weeks. The announcement has been met with enthusiasm by investors, signaling renewed confidence in the future of the project.
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