Welcome to Maricraft Slate World Our slate table mats are made from Welsh slate mined from local quarries in Blaenau Ffestiniog We are located in Blaenau Ffestiniog, the heart of Snowdonia and the home of Welsh Slate Having been established over 27 years we have made thousands of House Signs of all shapes and sizes with all kinds of ornamentation The slate we use to make our products comes from local quarries and is famous for quality and its beautiful blue/grey colour