Element Dossier

Germanium (Ge)

Germanium is important for fiber optics, infrared optics, semiconductors, solar cells, and space systems.

Critical
Selected Element

Germanium

Symbol: Ge · Atomic Number: 32 · Metalloid

Ge
Critical

Germanium is important for fiber optics, infrared optics, semiconductors, solar cells, and space systems.

Overall
86/100
Confidence
Medium
Updated
2026-06

Element Scorecard

Modeled intelligence scores. Source-backed methodology.

86
High
Civilization Impact77/100
Supply-Chain Risk91/100
Strategic Value90/100
Substitution Difficulty86/100
Future Relevance84/100

Industry Exposure

Industries and applications connected to Germanium.

Industries

TelecomSpaceDefenseSemiconductors

Key Uses

  • Fiber optics
  • Infrared optics
  • Solar cells
  • Semiconductor materials

Supply Chain Flow: Germanium

Simplified intelligence flow for source, processing, refining, manufacturing, and end use.

Source
  • China
  • Canada
  • United States
Processing
  • China
Refining
  • China
  • Europe
Manufacturing
  • United States
  • Europe
  • Asia
End Use
  • Telecom
  • Space
  • Defense sensors

Substitution Analysis

Infrared optics
High
Alternative IR materials

Performance and cost tradeoffs

Scoring Reasoning

Telecom and defense exposure combined with supply concentration produce high strategic risk.

Confidence: MediumLast updated: 2026-06

Sources

Public source base used for modeled intelligence scoring.