Treak Cliff Cavern Castleton, Hope Valley, Derbyshire, S33 8WP Tel: 01433 620571 Email:treakcliff@bluejohnstone.com URL:www.bluejohnstone.com A fine cave displaying the famous Blue John fluerspar, a beautiful, ornamental mineral found only in Castleton. Treak Cliff Cavern is home to eight of fourteen known varieties of Blue John, mined there for centuries.
Location: On the A6187 16 miles from Shefield , 29 miles from Manchester. Follow the brown tourist signs.
Dates Open: Daily except 24th, 25th & 26th Dec.
Open Times: 10am - 4:15pm Opening at 12 on New Year's Day.
