New York – At the June 23rd General Membership Meeting, The Plumb Club elected its 2026/2027 board members. The elections were held in accordance to the Club’s long-standing commitment to diversity and inclusivity, and with the objective of mining some...

Jaipur, India —August 18, 2026 — Gemological Science International (GSI), one of the world's largest gemological organizations, has begun issuing colored stone reports carrying recognized color trade names — Pigeon Blood for ruby, Royal Blue and Padparadscha for sapphire — in Jaipur and Mumbai. It is...

Key Highlights GSI has expanded its internship programme with Dr Homi Bhabha State University. The initiative provides chemistry students with hands-on training in advanced gemological laboratories. Students gain practical experience using FTIR, Raman Spectroscopy, UV-Vis and EDXRF instrumentation. The programme...

Industry Focus Shifts Beyond Lab-Grown Detection as Verification Demands Grow Across Global Supply Chains  Key Highlights: GSI says diamond screening has evolved from simple detection to comprehensive product integrity verification across the supply chain. Modern screening programs must address natural...

GSI’s documentation and registry help recover losses by identifying items as they reappear through appraisers, resellers, or secondary-market inquiries.  NEW YORK — Gemological Science International (GSI), one the world’s largest gemological organizations, announced that its system successfully triggered GSI Missing...

Colombian may dominate the emerald conversation, with Zambia and Russia close behind, but Afghanistan’s Panjshir Valley has a legacy equally compelling. Deepa Srinivasa of Gemological Science International (GSI) explores the remarkable beauty, geological significance, and authentication challenges of Panjshir emeralds,...