EGL USA Announces Reports & Services for Canadian Customers We are pleased to announce that EGL USA gemological reports and services are now available to our Canadian customers. |
Informative Articles Informative Articles To keep you abreast of new discoveries in gemstone research, synthetics and treatments, we have listed a selection of informative articles written by experts in their field.
Check this page regularly for updates. 'The Scoop on synthetics' Can we ID them? Should we grade them? Do we need them? 'Cultured Confusion' Should a man-made diamond be called "synthetic", or "cultured" and who are the important players in this controversial addition to the diamond industry? "A Gemological Study of A Collection of Chameleon Diamonds" The rarity of chameleon diamonds and their interest for the connoisseur are due to their unusual ability to change color temporarily when heated to about 150C, or after prolonged storage in the dark. "Interpreting Diamond Morphology" - Part I A diamond's morphological features reflect conditions of diamond formation and represent a unique characteristic than can be used to identify details of the sources of diamonds. "Interpreting Diamond Morphology" - Part II Morphological features reflect conditions both during diamond formation and also after emplacement, especially where alluvials are concerned. |