Metals Documentation
Ga31
Gallium
Post-transition Metal
Last updated: January 2026Overview
A soft metal essential for semiconductors and optoelectronics. Gallium arsenide and gallium nitride compounds are fundamental to 5G infrastructure, LEDs, and defense radar systems.
Strategic Relevance
Critical for next-generation telecommunications and defense applications. China controls over 95% of primary production.
Applications
01Semiconductors
025G infrastructure
03LED lighting
04Solar cells
05Defense radar
Price History
Historical price trend (USD/kg or USD/tonne)
Physical Properties
- Density
- 5.91 g/cm³
- Melting Point
- 29.76°C
- Atomic Number
- 31
- Category
- Post-transition Metal
Supply Concentration
- China98%
- Japan1%
- South Korea1%
- Other0%