Write a review Your name* Your e-mail* (Not for publication) Rating ★★★★★ Excellent ★★★★☆ Very good ★★★☆☆ Average ★★☆☆☆ Poor ★☆☆☆☆ Terrible Your review * * — Required information Greaves Welsh Slate Co Ltd ← View details Llechwedd Slate Mines, Blaenau Ffestiniog, Wales LL41 3NB +44 1766 830306