Datolite on Sphalerite     Charcas San Lois, Potasi, Mexico.  Ex. Nancy Collins collection.  This beauty is also an old-timer with translucent and transparent datolite crystals to over 2 cm each.  These crystals have a unique (atypical) and complex form and a stand on edge well-off the matrix.  They are all damage-free and attractive the entire piece measures 4.5 x 4 x 3.2 cm.  Great views form any direction.  An interesting and showy specimen unlike those produced in more modern times.  $125