The materials beneath modern power
A source-led field guide to 65 materials mapped against five national and regional critical-minerals frameworks.
01 / A strategic layer
Criticality is not a measure of scarcity alone. It is the collision of economic importance, concentrated processing and the absence of easy substitutes.
02 / Open sample
A glimpse of the intelligence inside every profile: role, applications and official-list coverage.
Lithium is a soft, silvery-white alkali metal, the lightest of all metals, that never occurs free in nature but is found combined in pegmatite minerals such as spodumene and in salt-flat brines. It is the essential energy-storage metal of the modern era, forming the core chemistry of virtually all rechargeable lithium-ion batteries.
Neodymium is a bright, silvery-white lanthanide metal best known as the key ingredient of neodymium-iron-boron (NdFeB) magnets, the strongest permanent magnets in commercial production. It rapidly tarnishes in air and has little use in pure metallic form outside alloys and glass.
Copper is a reddish-gold, highly conductive metal that has been worked by humans for over ten thousand years and today underpins virtually all electrical infrastructure, from building wiring to power grids. It is mined primarily from porphyry copper deposits and is one of the most heavily traded industrial metals in the world.
Gallium is a soft, silvery post-transition metal that melts just above room temperature and has no ore deposits of its own. It is captured almost entirely as a trace byproduct of aluminum (bauxite) refining and zinc processing, then purified into the compound semiconductors gallium arsenide (GaAs) and gallium nitride (GaN) that underpin modern high-frequency and high-power electronics.
Graphite is a soft, black, crystalline allotrope of carbon prized for its electrical conductivity, lubricity, and heat resistance, occurring naturally as flake, amorphous, or vein deposits and also manufactured synthetically from petroleum coke. It is the largest-volume material by weight in a lithium-ion battery, forming almost all commercial battery anodes.
03 / Connected risk
“Geology decides where a resource exists. Processing capacity decides who can use it.”
Follow each material from its principal ores to separation, refining and end use. Compare national designations across Australia, the United States, European Union, Canada and Japan.
Free verified access
The complete register is free. Unlock all 65 curated profiles, searchable by material, application and mapped designation. Every page carries its sources, visible editorial caveats and dated figures where the evidence changes over time.