Cabinet, 14.8 x 10.0 x 1.0 cm
White Pine Mine, White Pine, Ontonagon Co., Michigan, USA

The size and form of this arborescent copper specimen is outstanding. The dendritic growth along with the patina, which alternates with bright color, gives this specimen a fern-like appearance. For copper collectors and/or collectors of minerals from the Keweenaw peninsula, this one is a must. 14.8 x 10 x 1 cm