Craftsmen carry away a finished handicraft made of chrysanthemum stone in a workshop in Enshi, central China's Hubei Province, Jan. 12, 2013. "Chrysanthemum stone", a type of mineral technically named caloareous clay slate, is transparent black with white blotches inside like blooming chrysanthemums. Its surface is hard but smooth. The stone deposit was only found in some parts of China. Enshi is among the places mining this rare stone, and thus dozens of stone processing workshops have been established, where sculptors will carve every stone into different pattern or form according to the shape and location of the white calcite, thus all stone sculptures are unique in its own ways. (Xinhua/Song Wen)

A craftsman named Yang Binwu washes a handicraft made of chrysanthemum stone in a workshop in Enshi, central China's Hubei Province, Jan. 12, 2013. "Chrysanthemum stone", a type of mineral technically named caloareous clay slate, is transparent black with white blotches inside like blooming chrysanthemums. Its surface is hard but smooth. The stone deposit was only found in some parts of China. Enshi is among the places mining this rare stone, and thus dozens of stone processing workshops have been established, where sculptors will carve every stone into different pattern or form according to the shape and location of the white calcite, thus all stone sculptures are unique in its own ways. (Xinhua/Song Wen)

A craftsman named Yang Yunkai carves a semi-finished handicraft made of chrysanthemum stone in a workshop in Enshi, central China's Hubei Province, Jan. 12, 2013. "Chrysanthemum stone", a type of mineral technically named caloareous clay slate, is transparent black with white blotches inside like blooming chrysanthemums. Its surface is hard but smooth. The stone deposit was only found in some parts of China. Enshi is among the places mining this rare stone, and thus dozens of stone processing workshops have been established, where sculptors will carve every stone into different pattern or form according to the shape and location of the white calcite, thus all stone sculptures are unique in its own ways. (Xinhua/Song Wen)

A craftsman named Hu Yongzhong washes a semi-finished handicraft made of chrysanthemum stone in a workshop in Enshi, central China's Hubei Province, Jan. 12, 2013. "Chrysanthemum stone", a type of mineral technically named caloareous clay slate, is transparent black with white blotches inside like blooming chrysanthemums. Its surface is hard but smooth. The stone deposit was only found in some parts of China. Enshi is among the places mining this rare stone, and thus dozens of stone processing workshops have been established, where sculptors will carve every stone into different pattern or form according to the shape and location of the white calcite, thus all stone sculptures are unique in its own ways. (Xinhua/Song Wen)

A craftsman named Hu Yongzhong washes a handicraft made of chrysanthemum stone in a workshop in Enshi, central China's Hubei Province, Jan. 12, 2013. "Chrysanthemum stone", a type of mineral technically named caloareous clay slate, is transparent black with white blotches inside like blooming chrysanthemums. Its surface is hard but smooth. The stone deposit was only found in some parts of China. Enshi is among the places mining this rare stone, and thus dozens of stone processing workshops have been established, where sculptors will carve every stone into different pattern or form according to the shape and location of the white calcite, thus all stone sculptures are unique in its own ways. (Xinhua/Song Wen)

A craftsman polishes a semi-finished handicraft made of chrysanthemum stone in a workshop in Enshi, central China's Hubei Province, Jan. 12, 2013. "Chrysanthemum stone", a type of mineral technically named caloareous clay slate, is transparent black with white blotches inside like blooming chrysanthemums. Its surface is hard but smooth. The stone deposit was only found in some parts of China. Enshi is among the places mining this rare stone, and thus dozens of stone processing workshops have been established, where sculptors will carve every stone into different pattern or form according to the shape and location of the white calcite, thus all stone sculptures are unique in its own ways. (Xinhua/Song Wen) 

A craftsman polishes a semi-finished handicraft made of chrysanthemum stone in a workshop in Enshi, central China's Hubei Province, Jan. 12, 2013. "Chrysanthemum stone", a type of mineral technically named caloareous clay slate, is transparent black with white blotches inside like blooming chrysanthemums. Its surface is hard but smooth. The stone deposit was only found in some parts of China. Enshi is among the places mining this rare stone, and thus dozens of stone processing workshops have been established, where sculptors will carve every stone into different pattern or form according to the shape and location of the white calcite, thus all stone sculptures are unique in its own ways. (Xinhua/Song Wen)