Making the right choice

Figure 1: Gundlach Multi-Roll Crusher

Choosing the right equipment for crushing and grinding processing circuits is a 
multi-pronged process. by Steve Sewerniuk As demand for critical minerals and industrial materials continues to rise, operators in the lithium, fertilizer (potash, nitrogen, phosphates), gypsum, salt and other minerals industries are under increasing pressure to improve throughput, reduce energy consumption, and maximize yield. In soft rock applications, especially,…

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EnviroGold Global rebrands as NVRO Metals

EnviroGold Global Limited has changed its corporate name to NVRO Metals Limited, effective May 28, following approval from the TSX Venture Exchange. The new name reflects the clean technology company’s evolution into a vertically integrated critical minerals processing and metals recovery platform. Over the past year, the company has advanced its centralized critical minerals processing hub initiatives; pilot- and demonstration-scale processing…

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Embracing AI

Image: Generated with Gemini

The technology is no longer a future concept for global miner BHP, as it finds practical ways to apply it along the mining value chain. Edited by Josephine Patterson BHP recently announced that artificial intelligence is increasingly influencing its operations, as the global miner seeks practical ways to enhance safety, reliability and performance while addressing the growing demand for critical…

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DOE announces funding to expand U.S. critical materials

The U.S. Department of Energy’s (DOE) Office of Critical Minerals and Energy Innovation (CMEI) announced a Notice of Funding Opportunity (NOFO) for up to $500 million to expand U.S. critical mineral and materials processing and derivative battery manufacturing and recycling. “For too long, the United States has relied on hostile foreign actors to supply and process the critical materials that…

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Titan kicks on graphite production at Kilbourne

American graphite production is advancing the critical minerals race thanks to the start of graphite concentrate production at its Kilbourne demonstration facility, located within its Empire State mine complex in New York. As Titan has now successfully produced natural flake graphite concentrate, it will transition to the production of material for customer and government qualification programs, which it said marks…

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United States Antimony acquires critical minerals facility

Critical minerals producer United States Antimony has secured the property acquisition of a critical minerals flotation facility in Montana. The deal, which closed January 16, includes property and equipment in Radersburg, between Helena and Bozeman, not far from its Thompson Falls smelter. The fully operational campus was purchased for $4.75 million in cash. The miner has earmarked $2 million in…

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Perpetua picks Hatch for Stibnite EPCM

Perpetua Resources, which is developing the open-pit Stibnite gold project in the Stibnite-Yellow Pine district of central Idaho, has tapped Hatch as its engineering, procurement, and construction management (EPCM) contractor following a highly competitive review process. Perpetua officials said the move is significant in the project’s timeline, as EPCM work will allow it to transition from planning to development ahead…

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United States and Australia ink critical minerals deal

U.S. President Donald Trump and Australian Prime Minister Anthony Albanese have signed a critical minerals agreement, which they described as “an $8.5 billion deal between allies,” aimed at curbing China’s dominance of rare earths resources. The Associated Press reported that China announced earlier this month that foreign companies must get approval from its government to export magnets containing even trace…

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NioCorp completes land acquisition for Elk Creek project

NioCorp Developments has completed the acquisition of additional land in Johnson County, Neb., associated with its Elk Creek critical minerals project. The company now owns a full square mile of land in Nebraska where it plans to site both its underground mine and its integrated surface processing facility. “We now have all surface and mineral rights necessary to begin construction…

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Final 2025 list of critical minerals released

The Department of the Interior, through the U.S. Geological Survey, published the final 2025 List of Critical Minerals, outlining 60 minerals vital to the U.S. economy and national security that face potential risks from disrupted supply chains.  The final list includes 10 new minerals – boron, copper, lead, metallurgical coal, phosphate, potash, rhenium, silicon, silver, and uranium – based on…

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