File:Chinese woodcut; Alchemical refining furnace Wellcome L0038814.jpg

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Summary

Chinese woodcut: Alchemical refining furnace
Title
Chinese woodcut: Alchemical refining furnace
Description

Woodblock illustration fromWaike tushuo(Pictorial Manual of External Medicine), published in 1856 (6th year of the Xianfeng reign period of the Qing dynasty). It shows implements for creating and refiningbagua da jiangdan(Eight-Trigram Grand Descending Elixir), with special attention given to the internal structure of the alchemical furnace. Eight-Trigram Grand Descending Elixir is a type of Hydrargyrum chloratum compositum - jiangdan or bai jiangdan -- obtained through the mixed crystallization of mercuric chloride (HgCl2) and mercurous chloride (Hg2Cl2), by heating mercury together with various minerals in the furnace. It was used to treat ulcers, fistulas,luoli(scrofula),xirou(polyps),wanxuan(chronic itchy skin condition), etc.

Wellcome Images
Keywords: Medical instrument; Medicine, Chinese Traditional; Alchemy; Elixir
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References
  • Library reference: External Reference Wei 51/1834 Ma 446, External Reference Wang Shumin 446 and External Reference Vivienne Lo
  • Photo number: L0038814
Source/Photographer

https://wellcomeimages.org/indexplus/obf_images/b5/ae/3065a892e78bcd8d0f2f7b6f0f66.jpg

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current23:06, 12 October 2014Thumbnail for version as of 23:06, 12 October 20142,069 × 3,104 (2.29 MB)Fæ=={{int:filedesc}}== {{Artwork |artist = |author = |title = Chinese woodcut: Alchemical refining furnace |description = Woodblock illustration fromWaike tushuo(Pictorial Manual of External Medicine), publishe...
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