tag:blogger.com,1999:blog-29861993.post-87506262442346582322008-04-30T12:48:00.014-04:002008-07-31T07:27:39.802-04:00Paraiba Tourmaline; The Controversy Goes on and on…:
GIA Weighs In: The Spring 2008 issue of GIA's Gems & Gemology features a full length article on Mozambique cuprian tourmaline. Under the heading “Nomenclature Issues” the authors, there are eight of them, four work for GIA, make the point that the now infamous Laboratory Manual Harmonization Committee (LMHC) has made it optional for its member to use the term Paraiba as either a variety Richard W. Wisehttp://www.blogger.com/profile/02088702432299414336noreply@blogger.com