at the UK's only china clay mining museum

Why visit

Dig deep and discover the special ingredient in your everyday life that still shapes Cornwall and the world today…china clay! It hides in your toothpaste, your paper, your car tyres and even your cosmetics. It’s a billion pound, global industry. We are telling the story of Cornwall’s secret, and the people who brought it to you, from the heart of Clay Country.



Kurt Jackson: Clay Country

At Wheal Martyn from 2 April to 4 July 2021


Author: Annabel Underwood

Activities at Home

We have a range of activities which are perfect for families and school children to take part in at home.


Author: Colin Vallance

2021 is a great time to discover Wheal Martyn 


Acres to Explore, Discover and Enjoy!


Years of mining at Wheal Martyn and new facilities and exhibitions launched


Months admission with your ticket

Upcoming events

Latest news

  • Welcome to our new Citizen Curators

    Welcome to our 2021 cohort of Citizen Curators at Wheal Martyn! Andy, Penny, Eilish, Richard, Pippa and Joana have joined us on a digital programme (in accordance with Covid-19 guidelines), and will be researching the people of the industry. Read more

  • Clay Works Practical Completion Achieved

    We are delighted to announce that we have recently achieved practical completion of the Clay Works building works, which have created a wonderful new gallery for changing exhibitions and an activity/learning space at Wheal Martyn. Read more

  • Discover your local heritage this winter at Wheal Martyn

    We are again running our Cornwall Residents Pass offer until 31 March 2021, which enables Cornwall residents to purchase annual admission to the museum and its extensive grounds for a discounted rate of just £7.50 per adult and £5.00 per child. Read more