AI Summary

Cesium is an “obscure object of desire” in one of the world’s most tightly constrained critical mineral markets, where commercial production has historically come from only a handful of mines. The push to rebuild America’s defense supply chain has turned this rarest of commercial metals into a strategic priority. While cesium has occupied a rather quiet corner of the critical metals industry for decades, its scarcity and uncertainty are now drawing increased attention, given its role in American defense technology. Power…

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