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GEMCO, Groote Eylandt, Northern Territory
Groote Eylandt, Australia13.85°S 136.42°E
computed criticality11/100
reading
Cyclone Megan (March 2024): exports suspended ≈14 months, high-grade price ×2
2024Fault line
Cyclone Megan destroyed GEMCO's export wharf in March 2024; shipments resumed only in May 2025 and high-grade ore prices more than doubled. The episode demonstrated the climate vulnerability of a single island site among the world's largest suppliers of high-grade manganese.
Actors
South32 (Perth, 60%)
Anglo American (40%)
Feeds 1
High-purity manganese sulphate, GuangxiCritical Metals↗Sources