Diopside Needles as Inclusions in Demantoid Garnet from Russia: A Raman Microspectrometric Study
Straight, acicular, colourless solid inclusions in demantoid garnet from the Ural Mountains of Russia were investigated by laser Raman microspectrometry.
Sri Lanka: The Gem Island
An overview of the many types of gem-quality material, and its inclusions, currently found in Sri Lanka.
Demantoid from Val Malenco, Italy: Review and Update
New data are presented for demantoid from Val Malenco, Italy, as obtained by classical gemmological methods.