Lapis solis

Description

Common name for Barium sulfide used prior to the 1800s when chemical compound names were standardized (Schur 1985). The gray or green material was also called Bolognian phosphorus and sulphuret of barium.

Synonyms and Related Terms

barium sulfide; Bolognian phosphorus; sulphuret of barium

Resources and Citations

• Susan E. Schur, Conservation Terminology: A review of Past & Current Nomenclature of Materials, Technology and Conservation, Spring (p.34-39); Summer (p.35-38); Fall (p.25-36), 1985