Turquoise blue howlite is dyed to resemble turquoise. Howlite can contain grey to black inclusions and occasional matrix. Named for its discoverer, Henry How, a Nova Scotia geologist, howlite is famous for imitating other minerals. Found in California, USA.
Color may vary from dye lot to dye lot. Testing for colorfastness is recommended.
Cabochons>Grade B>HowliteCabochonsGrade BHowliteBlues30x22mmOval22mmhttp://www.firemountaingems.com/itemdetails/h201511cbH201511CBCabochon, howlite (dyed), turquoise blue, 30x22mm calibrated oval, B grade, Mohs hardness 3 to 3-1/2. Sold individually.//image1.fmgstatic.com/images/p1511cbb.jpg4.954.95As Low As $1.98 per cabochon