News & Articles

Archive for the "Industry" Category

Gold Demand Trends Q3 2020

November 3 2020

29 October, 2020

Q3 gold demand 19% lower y-o-y at 892t 

Strong growth in global investment demand for gold in Q3 partly offset weakness elsewhere as COVID-19 remained …

Rio Tinto ends mining at Argyle

November 3 2020

Rio Tinto will dig the last diamonds up from the ground at its Argyle deposit in Australia on Tuesday, marking the end of an era in the industry.┬áThe company will continue to sif…

Unusual Corundum Doublet

An Unusual Corundum Doublet

August 3 2020

Summary of ‘A Lead-Glass-Filled Corundum Doublet’ by Supparat Promwongnan,┬áThanong Leelawatanasuk and Saengthip Saengbuangamlam.

This Gemmological Brief describes a 1. …