This is an interesting nugget which has crudely formed / waterworn crystal structured around the edge. The face is covered with the negative casts of tiny dissolved Quartz crystals giving it a crystallized appearance (but it is not crystallized)!
A crystallized Gold from Round Mountain, Nevada. This specimen is comprised of twinned crystal growths that are razor sharp octahedra. The Gold is light and
A crystallized Gold from Round Mountain, Nevada. This specimen is comprised of thin twinned crystal growths that are flattened octahedra, giving it a Gold leaf
A crystallized Gold from Round Mountain, Nevada. This specimen is covered in tiny dendritic/arborescent twinned crystal growths that are flattened, giving it a Gold leaf