
What is a mineral?
Rock, mineral, ore, metal — four words that are often muddled. Here is what each one means and why the difference matters.

What is an ore?
Some rock contains enough metal to be worth mining; nearly identical rock nearby does not. The difference is what makes an…

Where do metals come from?
Most of Earth's metals were forged in dying stars and then sorted by geology into rare, rich pockets we call ore deposits.

How a mine works
Follow the journey from blasting rock underground to loading a truck at the gate, with plain explanations of every step in…

Why we cannot just recycle everything
Recycling is real and useful, but it cannot grow the total stock of a material — and a growing world always needs more…

What is a supply chain?
A supply chain is every step a material takes from the ground to your hands — and the weakest link is rarely the mine…