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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.

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Sri Lanka: The Gem Island

An overview of the many types of gem-quality material, and its inclusions, currently found in Sri Lanka.

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Demantoid from Val Malenco, Italy
Demantoid from Val Malenco, Italy: Review and Update

New data are presented for demantoid from Val Malenco, Italy, as obtained by classical gemmological methods.

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