芒硝出處
芒硝出處
臣按:芒硝生於朴硝,生益州山谷。硝石,又云與朴硝同山,明三物功力及出處略同也。又朴硝,硝石朴也。雖非一物,大同小異。朏朏如握鹽雪,不冰强,又燒之紫青烟焰起,仍成灰,不沸無汁者,是硝石也。若沸而有汁者,即是朴硝也。若重據色理,則不可造次而分辨也。生山之陰地,有鹽鹹苦之水,則朴硝生其陽也。出寧州者,云是正質也。
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Text and scans: Shidian Guji (Peking University – ByteDance open ancient texts). Edition details are given per book. Shidian Guji
