Nephrite is a variety of jade available in green shades ranging from medium to dark and may display black inclusions. Used for centuries for its true-grit hardness and classic beauty. Major deposits are found in British Columbia, Canada. Grades vary dependent on availability of rough material.
Beads>Grade C>Nephrite JadeBeadsGrade CNephrite JadeGreensOval10mmNaturalhttp://www.firemountaingems.com/itemdetails/h205309gsH205309GSBead, nephrite jade (natural), medium to dark, 8x6mm-10x7mm oval, C grade, Mohs hardness 6 to 6-1/2. Sold per 15-1/2" to 16" strand.//image1.fmgstatic.com/images/p5309gsb(2).jpg59.3859.38As Low As $30.22 per strand