Critical Minerals, Trade Threats: Mexico's Mining Week in Review

Pentagon seeks US titanium, manganese and magnesium projects by Sept 17, as Mexico is left out of Washington's latest critical-minerals funding. In addition, Ontario threatens to cut electricity and critical minerals to the US as Trump escalates tariffs, while Mexico pursues a cooperative trade path. 

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US Expands Search for Minerals Projects to Supply Defense Gear

The Trump administration is soliciting investment proposals from US-based producers of four metals used in fighter jets, night-vision goggles and tank armor, deepening a domestic critical-minerals buildout that has so far bypassed Mexico despite the country's mineral reserves and its status as a top US trading partner.

Silver's 20% August Surge Sends Miners Soaring

Silver jumped roughly 20% in August, touching US$70/oz on Aug. 21 before easing slightly, as the US Treasury's move to double long-bond buybacks fueled a broad rally in precious metals.

US-Canada Trade War: Ontario to Cut Electricity, Minerals

Ontario Premier Doug Ford is threatening to shut off electricity and critical mineral shipments to the United States if Washington keeps escalating its trade fight with Canada, raising the stakes just as President Donald Trump prepares to impose 50% tariffs on Canadian autos, auto parts and steel starting Jan. 1, 2027.

Endeavour Silver Resumes Terronera Operations, Blockade Ends

Endeavour Silver said the community blockade that halted its Terronera silver-gold mine in Jalisco has been lifted, with full operations set to restart on Aug. 24, 2026, closing out a nearly two-week disruption at one of Mexico's newest producing mines. The company said it will continue working with the nearby Ejido community to support stable, long-term operations going forward.

Sinda Closes 1Q26 as Public Company with US$331 Million in Hand

Sinda posted a net loss of US$16.6 million for the quarter ended June 30, 2026, as the newly listed silver-gold explorer poured planned capital into an aggressive drilling campaign at its Guanajuato Sur project in central Mexico. The loss, up from US$2.2 million a year earlier, reflects the company's decision to accelerate exploration ahead of and immediately following its June 26 debut on the New York Stock Exchange, rather than any operational setback.