Examination of the Largest Canadian Diamond
GIA examines a 187.66 ct pale yellow diamond from Diavik, the largest rough diamond ever found in Canada.
Update on the Rock Creek Sapphire Deposit
An overview of recently expanded sapphire production at the Gem Mountain mine near Philipsburg, Montana.
Spring 2015 G&G Examines Blue Spinel, Chinese Jewellery Design and the Latest in Synthetics
G&G Brief presents an overview of the content of the Spring 2015 issue of Gems & Gemology.