Germanium Germanium doubled. The fiber binding an AI campus runs through one Chinese chokepoint.
USGS clocked European germanium metal at $5,380 a kilo by October 2025, more than double the start-of-year print. US imports collapsed 67 percent after China's December 2024 ban. The Western fiber-grade precursor chain is one Oklahoma plant and one Alaska zinc stream.
Tantalum Strategy Desk·Jun 8, 2026·7 min