Amazonite, sometimes called "Amazon stone" is known for its semi-opaque blue-green colors. Formed from a variety of microcline feldspar, amazonite and can include light striations. Bead colors may vary in shade and intensity with light blue-grey with black tourmaline and gold-speckled pyrite inclusions. Machine-cut for consistency.
Beads>Grade B>AmazoniteBeadsGrade BAmazoniteMulti-coloredRounded Rectangle25mm & UpNaturalhttp://www.firemountaingems.com/itemdetails/h208914gsH208914GSBead, amazonite with black tourmaline (natural), 28x24mm flat pillow, B grade, Mohs hardness 6 to 6-1/2. Sold per 16-inch strand.//image3.fmgstatic.com/images/p8914gsb(2).jpg26.0826.08As Low As $13.32 per strand