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 BHowliteBlues6mmRound6mmhttp://www.firemountaingems.com/itemdetails/h201494cbH201494CBCabochon, howlite (dyed), turquoise blue, 6mm calibrated round, B grade, Mohs hardness 3 to 3-1/2. Sold per pkg of 16.//image4.fmgstatic.com/images/p1494cbb(3).jpg7.837.83As Low As $0.22 per cabochon