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History·29 May 2026·4 min read

Cowrie shells — the money that conquered half the world

For thousands of years, small shiny shells were the most widespread money on Earth — from Africa to China. Why did they work so well?

Cowrie shells — the money that conquered half the world
Image: CC0 · Wikimedia Commons

Before metal coins, one of the most widely used forms of money in history was the cowrie shell — a small, glossy shell, hard to counterfeit. It circulated in Africa, India, China and the Pacific islands, sometimes for millennia.

Why a shell?

Because it had exactly the good qualities of money: small and easy to carry, durable, hard to fake and accepted by all. The ancient Chinese character for "money" even derives from the drawing of a cowrie shell. Proof that anything can be money, if people trust it.

Money doesn't have to be gold. It just has to be scarce, durable and accepted. A shell ticked all three.