Follow DCGIA on Facebook
Author Archives: dcgiaorg
Jade & Pseudo-Jade
Eric Hoffman’s presentation reviews the characteristics of true jade, both nephrite and jadeite, and then focus on the many look-a-likes, treatments, and alterations. Few gemstones are imitated as often and as deceptively as jade. He will explain a few simple … Continue reading
Must See US Gemstone Mines by Helen Serras-Herman
Enjoy a wonderful time hearing Helen’s presentation on Must-See US Gemstone Mines for the DCGIA Chapter. Travel with Helen to several operational and historic gemstone mines and museums in North Carolina, Montana, South Dakota, Oregon, Nevada, Colorado, and Arizona. Thank … Continue reading
VICTORIAN JEWELRY: A Many Splendored Thing
By Elyse Zorn Karlin Elyse shared the jewelry styles from the Early Victorian period to the end, including showing the fashions that went with the jewelry. Queen Victoria reigned for 63 years and as the trendsetter for style she influenced … Continue reading
AFGHANISTAN GEMSTONE INDUSTRY –
THE CALM BEFORE THE STORM – By Gary Bowersox Gary Bowersox shared his 50 years of gem-related exploration activities in Afghanistan with DCGIA members. Visiting emerald, ruby, aquamarine, kunzite, morganite, tourmaline, lapis and other gemstone mines throughout Afghanistan. Throughout history, … Continue reading
Diamonds of the Forbidden Zone – By Denise Nelson G.G. GIA
Denise shares her once-in-a lifetime experience, a first-hand look at the diamond mines along the infamous Namibian Skeleton Coast of Africa. The extraordinary process of finding the world’s most precious gems, in this arid landscape, is revealed, along with a … Continue reading
Secrets of the Gem Trade: The Connoisseur’s Guide to Precious Gemstones By Richard W. Wise
Secrets of the Gem Trade: The Connoisseur’s Guide to Precious Gemstones Continue reading
Posted in Meeting Archives
Tagged gemology, gems, Gemstones, Richard W Wise, Secretes of the Gem Trade
Leave a comment
Traditional vs Non-Traditional Sapphire by Sheahan Stephen
This video provides the tools to understand and articulate clearly to their customers the subtle difference between pinkish-orange, orangish-pink, and Padparadscha. Continue reading
Life of passion in gemology by Martin Fuller FGA, GG (GIA)
Martin Fuller shared a presentation that was jam packed with great photos and stories of the many auction worthy jewelry and people he has had the privilege of performing appraisals for over the years, including the Hope Diamond!! DCGIA thanks … Continue reading
“The Science and the Art of Gem Cutting” by John Dyer
John Dyer (Self Proclaimed Gem Nerd) shared his passion, his award winning designs and gemstones. How much is science and how much is creativity? From custom cut classic shapes with exceptional brilliance with flat faceting, to concave faceted and avant-garde … Continue reading
Posted in Meeting Archives
Tagged dcgia, gemologist, gemology, Gemstones, jewelry, John Dyer
Leave a comment
Chuck Hyland a loss to family, friends, the industry and DCGIA
Chuck Hyland passed away on January 8th, 2021. He was a loyal longtime member of DC GIA Alumni Chapter, and a past president. Many of our chapter members have known him for many years. He will be greatly missed! DCGIA … Continue reading
Posted in Announcements
Leave a comment
dcgia.org 