Watch a video of this specimen by following the Vimeo link below: https://vimeo.com/1149929549/4bc0348a73 A truly unique and spectacular specimen of native copper on matrix. It features a copper sheet that has grown into the shape of an oak leaf. The copper completely surrounds a pebble and is actually attached to it, using it as its matrix. The composition is exceptional Please watch the video—this is an amazing specimen Ex coll. Bouzat