Mountain "jade" is actually a high-grade dolomite marble from Asia. Mountain "jade" is a useful cabochon for accents and design center points where economy and top class really matter. This is the type of gemstone used by makers of fine costume jewelry.
Cabochons>Grade B>Mountain "Jade"CabochonsGrade BMountain "Jade"Whites7x5mmOval5mmhttp://www.firemountaingems.com/itemdetails/h202841cbH202841CBCabochon, white mountain "jade" (dolomite marble) (natural), 7x5mm calibrated oval, B grade, Mohs hardness 3. Sold per pkg of 20.//image1.fmgstatic.com/images/p2841cbb(5).jpg12.3812.38As Low As $0.30 per cabochon