Synthesis of Copper Pigments, Malachite and Verdigris: Making Tempera Paint Solomon, Sally D. ; Rutkowsky, Susan A. ; Mahon, Megan L. ; Halpern, Erica M. Abstract Publication: Journal of Chemical Education Pub Date: December 2011 DOI: 10.1021/ed200096e Bibcode: 2011JChEd..88.1694S