Away from 2500 years ago the Earth's crust due to movement, Hidden in the sand and gravel in her rise through the continuous movement of the present Yuhua agate stone, She is a natural flower agate, Known as "heaven-sent national treasures, the Chinese a must." Mainly produced in the Nanjing Yangtze River Town, Luhe District, Takamura. She produced sand and gravel, the After mining, Mechanical screening, Manual sorting, Mechanical polishing made. She is widely used in guesthouses, hotels, gardens, home decoration, Has a fitness massage, landscaping features. Specifications: 0.8-1.5cm;1-2cm;2-4cm;3-5cm;4-6cm;5-8cm