Well developed sharp crystals of classic Liroconite and Clinoclase liberally line several cavities on both front and back of a fine specimen from Wheal Gorland, St. Day, Cornwall. Well developed lustrous crystals of Liroconite measure to 0.5cm, associated with a later development of rich deep blue Clinoclase. Crystals of Liroconite are from a beautiful translucent sky blue, to a rich emerald green. A classic specimen from the celebrated Wheal Gorland.