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31Ga69.72Gallium

tech · Z 31 · 69.72 u

Gallium (Ga)

Gallium is a bauxite and zinc by-product. China still refines most of the world's 4N metal.

Export licensing, not geology, is the trade risk. Lots are kilograms. Dual-use screening is on the identity file.

Geo

Mine, process, refine.

ISOCountryRoleNote
CNChinaRefineAlumina liquor recovery
DEGermanyRefinePrimary and recycle
JPJapanRefineRecycle and wafer
UAUkraineRefineAlumina associated

Forms

  • 4N–7N metal
  • GaAs, GaN wafers

Uses

  • Compound semiconductors
  • LEDs
  • Defence RF