Rain Flower Stones (Yuhua shi), Nanjing
They mostly come from the area of Yuhuatai (Flower Rain Terrance, a historical memorial place for Chinese martyrs in the city), Liuhe and Jiangpu in Nanjing. The good quality one is a kind of precious agate . These hard polished stones when placed in water reveal colorful patterns. Folk artists make them into ring covers, ear or necklace pendants or other fine jewelry. Put them into a fishbowl or a vase to make the patterns emerge. It is a popular gift for friends.
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