Critical Minerals Intelligence A project of Spectra Intel Group
20 Minerals
29 Countries
8 Critical risk
3 Very high

GALLIUM (GA)

CRITICAL RISK
Overview
A soft metallic element primarily recovered as a byproduct of bauxite and zinc refining. Gallium is essential for gallium nitride (GaN) semiconductors used in high-power radio frequency electronics, radar systems, electronic warfare platforms, and advanced aerospace technologies.
Strategic importance
GaN-based power amplifiers are at the core of every modern fighter radar system including the F-22 APG-77 and F-35 APG-81 AESA radars. Gallium is also critical for electronic warfare systems, directed-energy applications, hypersonic guidance systems, and advanced RF communications. No viable semiconductor alternative currently matches GaN performance at required military power densities.
Risk score
96/100
Supply chain threat level: Critical
Last updated May 18, 2026
Primary use cases
Semiconductors (GaN)
AESA Radar
Electronic Warfare
LEDs
Solar Cells
Risk score breakdown
Supply Concentration China controls ~80% of global gallium production as a bauxite/zinc byproduct — difficult to scale independently. 19 / 20
Processing Concentration China controls ~85–90% of refining; August 2023 export controls demonstrated active leverage. 20 / 20
Geopolitical Exposure 2023 Chinese export controls are actively disrupting semiconductor and defense supply chains in real time. 20 / 20
Defense Criticality Essential for AESA radar, electronic warfare, directed-energy weapons, and hypersonic guidance systems. 20 / 20
Substitution Difficulty No viable substitute for GaN at required military RF power densities; silicon alternatives underperform. 17 / 20
Total score 96 / 100
Global supply chain map
Key stats
Known reserves~1M+ tons recoverable est. China ~80% of production; ~85–90% of refining.
# of producing countries4
Global production (2023)
China share of refining
Export controls

Producing countries

Defense & flow

Defense capability exposure
Capability areaExposure levelScore
AESA Radar Systems CRITICAL 5
Electronic Warfare Systems CRITICAL 5
Directed Energy Weapons CRITICAL 5
Hypersonic Guidance Systems CRITICAL 5
Advanced RF Communications HIGH 4
Space & Satellite Electronics HIGH 4
Strategic impact
Gallium is foundational to advanced RF semiconductor systems enabling modern fighter radar, electronic warfare, hypersonic weapons guidance, and directed-energy systems. A prolonged disruption in gallium refining or export access would directly constrain AESA radar production, advanced semiconductor manufacturing, electronic warfare capabilities, and next-generation aerospace systems. Gallium represents one of the clearest examples of direct overlap between critical minerals and advanced military technological superiority.
Supply chain control

China

Dominates primary gallium production as a bauxite and zinc byproduct and has actively used export controls.

Risk indicators
  • China controls ~80% of global gallium production
  • Export controls imposed August 2023 — actively disrupting supply chains now
  • U.S. stockpiles limited; domestic production nascent and insufficient
Risk & challenge analysis
Gallium is primarily recovered as a byproduct of aluminum and zinc refining, making rapid supply expansion difficult even when strategic demand increases. China's overwhelming dominance in both gallium production and refining enabled the August 2023 export controls that immediately disrupted global semiconductor supply chains. Western efforts to establish alternative gallium refining capacity remain early-stage and insufficient to offset near-term dependence.
Strategic insight
The 2023 gallium export restrictions represented one of the first modern demonstrations of critical mineral leverage directly targeting advanced semiconductor and defense supply chains. Unlike theoretical future vulnerabilities, gallium disruption is already occurring in real time. The combination of limited U.S. stockpiles, immature domestic production, and rapidly growing GaN demand creates an unresolved strategic exposure across advanced military electronics.

Value chain — key companies

UPSTREAM

Extraction & mining
  • Aluminum/zinc producers

MIDSTREAM

Refining & processing
  • Chinalco
  • Zhuzhou Smelter

DOWNSTREAM

Manufacturing & end use
  • Semiconductor firms
  • Radar manufacturers
Key chokepoint
Chinese refining + export controls
Recent Intelligence
China resumed gallium exports to Japan after a four-month ban, but one shipment signals control—not normalization—of critical mineral supply chains.
The Arapaima project provides for geological surveys, feasibility studies, and environmental licensing, with the start of mineral extraction planned for...
Sydney, Australia - Rapid Critical Metals Limited is pleased to announce the receipt of its BC Mines Act Permit for the Prophet River Gallium-Germanium...
Korea's critical mineral diversification advanced for gallium and germanium after China's export controls, but indium, graphite, and tungsten stay exposed.
You can dream all day long about scaling [weapons production but] if you don't have germanium, gallium, and rare earths, it is a pipe dream,” said Michael...
Nimy Resources, an Australian mineral exploration company, and Curtin University have received A$550,000 funding (around US$400k) from the Minerals Research...
Eclipse Metals has confirmed high-grade fluorite at its historic Ivigtût cryolite mine in Greenland. It also identified gallium and other critical minerals,...
Toronto, Ontario--(Newsfile Corp. - June 11, 2026) - Libra Energy Materials Inc. (CSE: LIBR) (OTCQB: LIBRF) (FSE: W0R0) ("Libra" or the "Company") is...
ASX-listed Nimy Resources and Western Australia's largest university, Curtin University, have announced a partnership to undertake a pioneering research...
Volta Metals (OTCQB: VOLMF) reported new drill results from the Springer gallium-rare earth deposit in Ontario. Hole SL25-25 returned 0.40% TREO and 44.5...
Intelligence metadata
Confidence level
Primary threat actor
China
Watchlist status
Data sources
Last analyst review
Analyst notes