Featured Application Based on the data and analytical methodologies reported here, this
review can be used as a reference for Green Stones identification and characterization …

Abstract Charge-Coupled Device (CCD) is a semiconductor chip with a light-sensitive
sensor. The CCD has been used in many fields of engineering, including astronomy …

Gems, especially from remote areas, were highly demanded and valued in Byzantine times,
often used for sacred Imperial purposes. Because of their imperishable nature, they were …

Tanzanite is the blue to violet‐blue variety of the sorosilicate zoisite; its colour is due to
vanadium substitution of aluminium in the octahedral sites and is proved to appear after …

Natural ultramarine has been one of the most precious blue pigments employed in the past
in the artifacts. It is typically obtained by crushing and grinding the lapis lazuli rock and …

The article aims to show how a transdisciplinary approach can contribute to a better
understanding of the composite biography of a precious object. The study focuses on the …

Studies on emeralds from Habachtal (Austria) are scarce and non-exhaustive. However,
they represent a significant interest to the community, as they have been assumed to be …

The study of gems in jewellery of the Roman period from known archaeological contexts
may provide valuable information for the trading routes of gems in antiquity, the techniques …

A wide production of ecclesiastical artefacts is traceable in Sicily between the 17th and 19th
centuries, admirable in many diocesan museums. Nevertheless, these artefacts were never …

Abstract Changes in the composition of various chemical elements in ancient nephrite
artifacts due to prolonged burial are critical factors that should not be underestimated …