Where do curling stones come from for the Winter Olympics?

[ASFN Admin]

Ever watch the fun sport of curling during the Winter Olympics or beyond and wondered what the deal was with the giant stones that get slid down the ice? Where do they come from?

We've got answers for you. And the story is fascinating. Every single stone comes from one place: Ailsa Craig, which is an island off the coast of Scotland. There's a granite quarry that produces the kind of stone that doesn't crack and glides nicely on the ice. So that's why the stones don't come from anywhere else and why they all look so similar.

Also: Two types of granite are used for the stones -- green for the body and blue for the part of the stone that runs on the ice.

Did you know EVERY curling stone at the Milan Cortina Games was carved from a single island?

Ailsa Craig lies off the Scottish coast, and its high-quality granite is perfect for curling stones. Green granite for the body of the stone is found on one end of the island, and… pic.twitter.com/DX8ItQx9F3

— NBC Olympics & Paralympics (@NBCOlympics) February 5, 2026

There's your answer!

This article originally appeared on For The Win: Where curling stones come from for Winter Olympics

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