雲笈七籤
九轉鍊鉛法

九轉鍊鉛法

九轉鍊鉛法

取鉛十斤,汞一斤,以器㣲火鎔之,用鐵匙掠取其黑皮,直令盡,毎一遍傾在地上,復器中鎔之。凡如此九遍訖,即下汞,用猛火熬作青砂色。如不散,即糠醋灑之,即變爲靑砂矣。更於一鐵器中盛醋,傾砂醋中訖,用鐵匙硏令熟,又醋烹,添取鉛黃于瓦上,令乾取黃。牛糞汁并小大麥麵亦得。和所熬青砂作團,如雞子大,或作餠,日曝乾一本云隂乾。於燎鑪火上鞴袋吹取鉛精,名鉛丹。其性濡,更著器熬令至熟,其色盡赤。又出醋中,研令熟至,澄,著瓦上,使乾,於器中熬令熟紫色。又别以一器,取好酒一升,下赤鹽二兩,和投器中,相得,即取紫色丹,一時寫著酒中,待冷出之。

此即名丸還鉛,丸爲丹,名曰九轉紫鉛丹。

End of chapter

Text and scans: Shidian Guji (Peking University – ByteDance open ancient texts). Edition details are given per book. Shidian Guji

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