Smithsonian Report, 1961. — Gettens 



Plate 



1. This Japanese six-fold screen by Kiitsu Susuki (1796-1858) of Morning Glories and Leaves 

 is a splendid example of the use of copper mineral pigments. The deep blue of the flowers 

 is painted with coarsely ground azurite; the bright green of the leaves with malachite. 

 (Courtesy Metropolitan Museum of Art, Seymour Fund, 1954.) 



2. Mineral corrosion products of copper add brilliant colors to this Chinese bronze ceremonia 

 vessel of the type hu which dates from the second millennium B.C. Dark green areas 

 are malachite; smooth, pale green surface is a thin layer of tin oxide stained with copper; 

 blue is azurite and the red is cuprite. Freer 48.1. 



