Spinel      Parker Mine, Notre-Dame-du Laus, Antoine-Labelle ROM, Laurentides, Quebec, Canada.  Ex. Dr. Steve Chamberlain collection.  A single black spinel of very sharp form.  The specimen measures 3.1 x 2.8 x 2.7 cm overall and is damage-free.  Some surfaces appear to have pseudomorphed to quartz.  Floater.  A large and very unusual example for the locality.  $175