【Montepuez, C】Update on Inclusion Scenes in Mozambican Rubies
Editor’s NoteThis article details a 2022 field expedition by GIA gemologists to ruby deposits in northern Mozambique, highlighting a visit to the…
GIA research
【Weasua, Libe】Update on Liberian Ruby
Editor’s NoteThis article examines a new source of rubies from Liberia, building on earlier reports. The samples discussed were provided by the NGO…
The Growth Processes of HPHT and CVD Diamonds: Manufacturing Lab-Created Diamonds
Editor’s NoteThis article explores the evolution of lab-created diamonds, drawing on decades of GIA research. While chemically similar to natural…