Tourmaline    Minas Gerais, Brazil.  Ex. Harold Dibble collection.  Vibrant blue crystal measuring 2 x 1.2 x 1 cm.  Cap is gemmy with remainder having moderate internal inclusions/ fracturing.  Wild looking termination with interesting and very high luster growth hillocks.  Striated prism.  Minor contact on back that is well healed.  No damage.  Great piece.  $220