《梦溪笔谈·异事异疾附》
寿州八公山旁的土地中及溪涧之间，往往发现小金饼，上面有篆书的 刘主 二字，世传为淮南王刘安所造的药用金饼。
寿州八公山侧土中及溪涧之间，往往得小金饼，上有篆文 刘主 字，世传 淮南王药金 也。
In the soil near the Bagong Mountain and in the streams of Shouzhou, small gold ingots are occasionally discovered, inscribed with the seal script characters "Liu Zhu" on their surfaces. Legend has it that they were medicinal gold ingots made by King Liu An of Huainan.