Wulfenite and Dolomite     Los Lamentos Mountains, Ahumada Municipality, Chihuahua, Mexico.  Ex. Caroline Les collection.  The specimen is 5.2 x 4.7 x 2.7 cm.  The crystals are the typical blocky form with most being internally colored (not just stained) a deep brown.  The back side is mostly coated by white dolomite.  It is a damage-free specimen with only a small, very tiny, contact on one edge.  $90