There are several kinds of duan inkstones such as blue flower stone eye fish brain jelly blood on plantain leaf seven slanting strokes gold and silver thread and icy veins.
端砚，根据石质不同可分青花、石眼、鱼脑冻、蕉叶血、七捺、金银线和冰纹等品种。
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There are several kinds of Duan inkstones such as Blue Flower, Stone Eye, Fish Brain Jelly, Blood on Plantain Leaf, Seven Slanting Strokes, Gold and Silver Thread and Icy Veins.