Turkestan salt

Divine Mud (shenni). In the methods of the Nine Elixirs, this mud is made of alum (fanshi), Turkestan salt (rongyan), lake salt (luxian), arsenolite yu-shi), oyster shells (muli), red clay (chishi zhi), and talc (huashi). The seven ingredients are pounded, heated for nine days and nights in an iron vessel, pounded again, sieved, and then soaked in a Flowery Pond (huachi). The crucible is luted first with this mud, then with the mud of Mysterious and Yellow, and finally is left to dry in the sun for ten daysd ... 

The Fourth Divine Elixir is called Reverted Elixir (huandan). Take alum, ar-senolite, red hematite (daizhe), Turkestan salt, oyster shells, red clay, excreta of Dragons of Earth (tulong shi, worms), mica (yunmu), and talc. 

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