龍虎還丹訣
結紅銀砂子

結紅銀砂子

結紅銀砂子

土緑、道永洲者,只用半斤,軟者上半斤。鹽二兩、白礬四兩、先成灰。汞一斤。

右先點米醋研藥,後汞相和熟研,令斷星子。然後以鐵匙抄納鐺中,如魚皮相。次平布於鐺底,中心留一寸餘地,莫令合。便以漿水有醋味者,煑前粉物良留。白礬二兩,鹽一兩,並末之,待布藥入鐺著水了,並散藥於汞藥上,水合纔没一指已來,火令至文魚目以下,鐺底猶著得手。如此半日,即漸加火,令如小魚眼已下疏疏然。又半日,又漸加火,常如魚眼。半日,又加火加水煑。半日都兩伏時,並成砂子。一法說初結時,取三二兩先結了砂子,打破作小塊子,散投於鐺内,初此相鈎轉。又砂子總成了,却布於鐺底,還著一斤或半斤土緑,更煑一兩日,倍得砂子,並退暈淺去。又一說:但以前所結了藥汁,莫棄之,並收取,重煑結砂子,亦云倍多,兼暈却淺。右並入鉢研,以水淘洗抽生,約鼓得十兩成。

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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