A terrific rich and Classic specimen of Olivenite from the one and only Wheal Gorland, St. Day, Cornwall. A somewhat botryoidal crystal druse of Olivente has formed a thick layer over a radial white Quartz veinstone with some Goethite. The Olivenite displays radial structure, and colour zoning from a pastel green to almost white to a rich deep olive green. A super specimen of Olivenite from Wheal Gorland.