红皮龙 (Red Skin Dragon) belongs to the category of purple clay fired to a reddish color. It is considered one of ...
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Longxuesha (Dragon's Blood Sand) is mined from 500 meters west of Huanglong Mountain. It was discovered in 2007...
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Violet Yixing Clay is a highly precious material used in making Yixing purple clay teapots. It is named after i...
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Shi Hongni, commonly found in the lower part of Yixing Nen Ni layer in Zhejiang, exhibits an antique purplish-red c...
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冷金黄 (Leng Jin Huang) is a rare and precious stone found in the quartzite layers at the bottom of the Huanglong ...
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Origin：
清水泥 （Qing Shui Ni), called Pure Mud/ Clear Water Clay. It's quite unique in purple sand mud. It is...
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