Minor Metals

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Specialty minor metals used in high-tech industries — semiconductors, aerospace and industrial alloys. All lots are lab-tested and shipped with certificates of analysis.

Columbite

Columbite

Nb2O5: 35% minimum

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Tantalite

Tantalite

Ta2O5: 25% minimum

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Tungsten Ore

Tungsten Ore

WO3: 65% minimum

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