Summer 1990 Gem News International
A compilation of gem news from around the world, covering topics such as localities, unusual gem materials, market news, new products, discoveries, jewellery manufacturing techniques and industry trends.
San Carlos Peridot
Marketed throughout the world, San Carlos material is often confused with, and sold as, peridot from localities that are better known and documented.
Characterisation of Peridot from Sardinia, Italy
Gem-quality peridot is occasionally found as mantle xenoliths within basalts near Pozzomaggiore.