Russell Shor, June 14, 2019
Decent demand for finished jewellery, but less for loose gems. Plus: Lab-grown diamonds and responsible, sustainable business practices.Read More
Yan Liu, Guanghai Shi, and Shen Wang, July 25, 2014
Investigates the presence of fluorescence, rather than iridescence, as the cause of colour in blue amber from the Dominican Republic and Indonesia.Read More
Ahmadjan Abduriyim, et al.
A peridot-like bright greenish yellow to green gem material called “green amber” has recently appeared in the gem market.Read More