A Pale Greyish-White and Brown Agate Snuff Bottle, Official School, 1730-1850. Photo Christie's Image Ltd 2013 

Of rounded square shape, and raised on an oval foot ring, the pale greyish-white body has a painterly sweep of brown that outlines the inner edge of a faint banded area on one side, while other abstract markings are on the reverse. 2 3/8 in. (6 cm.) high, rose quartz and gilt-metal stopper. Estimate $6,000 – $8,000

Provenance: Lizzadro Collection, Chicago, Illinois, acquired prior to 1960. 

Christie's. A COLLECTING LEGACY: FINE CHINESE JADE CARVINGS AND WORKS OF ART FROM THE LIZZADRO COLLECTION (PART II). 19 September 2013. New York, Rockefeller Plaza. www.christies.com