A Carved Jade Boulder. Photo courtesy Michaan's Auctions

Of horizontal format carved in high relief with an energetic scene depicting two men boating down a swift running mountain river, the rocky landscape with an undulating gnarled pine tree and a building in the distance, a large cloud meanders through the composition highlighting the russet-colored skin, accompanied by a reticulated wood stand carved with rocks and pine branches. Width: 7 1/2 inches (19 cm) excluding stand. Estimate: $20,000/30,000. Sold $18,880.00

Michaan's Auctions. Fine Asian Works of Art Auction. Sunday June 23, 2013, 10am. http://www.michaans.com