Synthetically prepared green or blue copper carbonate basic copper carbonate. Verditer was an inexpensive pigment that was manufactured in the 16th century by pouring copper nitrate on calcium carbonate (whiting), followed by washing and drying. It was a pale pigment that was rarely used in fine painting. In the 19th century, green verditer was used for both distemper and oil based interior house paints. See malachite, and azurite.
Synonyms and Related Terms
basic copper carbonate