Photoaltlas, volume III, like its predecessors, volumes I and II, provides a stunning, visual record with accompanying descriptions of a wide variety of mineral and fluid inclusions in gems. The atlases are designed primarily for gemmologists and jewellers as an aid to the recognition of treated and synthetic (manufactured) gems and the characterization, and possible provenance, of gem materials. Good quality gloss paper is used throughout to provide high colour photomicrographs of exceptional quality. The `pay-back' is that, at just over 2.5 kg, the present atlas is somewhat unwieldy and, at €250, rather expensive.

Volume III is organized into three...

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