 | | Journal (issue) |
| moving products from mine to consumer. The main cover image was taken at the AnahÌ mine in Bolivia, a major...diamond, GIA Collection no. 37583 (2) a 4.50 ct emerald from Chivor, courtesy of Equatorian Imports; (3)...were combined under the jurisdiction of the U.S. District Court of New Jersey 168 PRODUCTION AND MARKETS...of the company (Even-Zohar, 2007). Because of the mine closures, De Beers’s market share by volume fell...pink diamonds (0.51 and 0.55 ct) from the Argyle mine in Australia were part of the 2007 Argyle pink diamonds |
 | | Report (issue) |
| our way through the compet itive minefield of emerald science, much of John's contribu tion to this...any other opinion. extraLapis English No. 2: Emerald The Most Valuable Beryl The Most Precious Gemstone...we • pay tribute to John Sinkankas to whom this emerald issue is dedicated. John Sinkankas wrote more...than 15 books including his 1981 definitive work Emerald and Other Beryls. He set standards for authors...Gloria & Gunther A 2001 Find of top-quality emerald crystals from La Pita at Maripi, Boyac |
 | | Journal (issue) |
| the development of Australia’s first major diamond mine, the world’s largest source of diamonds by volume...Synthetic apatite • Beryl-and-glass triplet imitating emerald • Diamond with hidden cloud • Diamond with pseudodichroism...abalone pearls • Benitoite mine sold • Emeralds from Laghman, Afghanistan • Emeralds from Piteiras, Brazil...“close-up” map shows the location of the three main mine sites discussed in this article: Kormos, Oxbow,...1983, when mining started at the open-pit Kormos mine, high-quality material has been offered regularly |
 | | Journal (issue) |
| pattern and/or color at only '3.00 per lb. Average mine run material at S1.50 per lb. Expect small nodules...opallzed appearance and are only $1.50 per lb. for mine run quality. Hematite - gem grade 1st quality hematite...and European museums. Order confidently from us. MINE RUN OPAL SPECIAL 10 ounces Opals from Coober Pedy...Armstrong Brothers Quarries, a dumping site for an iron mine, was the location for a field trip by members of...carat giant is kept on dis- At a Cowee Valley ruby mine, rock bearing muck is brought out so that rockhounds |
