Tesaurus d'Art i Arquitectura Getty Institute 0000-00-00 2024-01-24 15:40:44 en emerald green300013476English greengreen, emeraldParis greenSchweinfurt greenschweinfurt greenSchweinfurter GrünSchweinfurtgrünverde di Schweinfurt A very poisonous copper-based bright green powder that is used as a pigment and insecticide; it is mixed acetate and arsenite of copper, discovered about 1800, and first commercially manufactured in Schweinfurt, Germany in 1814. It is lightfast but is decomposed by acids and warm alkalis and darkens in the presence of sulfur. In the 19th century, it was used for oil paints, coach paints, watercolors, pastels, wax crayons, and pencils. In the early 20th century, it was also used as a colorant in wallpapers, fabrics, linoleum, and toys. Marketed as Paris green, it was used as an insecticide, fungicide, and rat poison. Emerald green is no longer used as a pigment due to its toxicity. verd maragda verde esmeralda 2026-03-30 20:57:58