Prehnite, Laumontite
Miniature, 4.0 x 3.1 x 2.3 cm
Northshore Mine (Peter Mitchell Mine; Reserve Mine; Babbitt Mine), Babbitt, Mesabi Range, St. Louis Co., Minnesota, USA
An EXCELLENT specimen from a very UNCOMMON Minnesota locality of sparkly off-white to light rust-brown, columnar prehnite pseudomorphing laumontite on matrix from the Knife River. A very small find of these came out several years ago. 4.0 x 3.1 x 2.3 cm