Small flat greyish white colored river pebble from the White Jade River in Hetian (formerly known as Khotan). Hetian lies in the Uyghur Autonomous Region in China, famous for its fine quality nephrite. The flat stone has a pleasant ‘touch’. Length 3.5 cm. Width 2.8 cm. Thick 0.9 cm. Weight 14.9 grams.