ldong ros

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ལྡོང་རོས
kind of mineral medicine, yellow earth used for painting walls of houses, realgar [JV]

realgar mineral medicine, yellow earth used to paint houses [IW]

(med) Realgar, Arsenic monosulfide (AsS). Synonyms : dmar po dri ldan, gar mkhan ma, glu che ba, ma ni tsha, man shel. From Arabic "rahj al-gahr", powder of the mine. Known as a mineral pigment in Byzantium. Upon exposition to light the red realgar changes into yellowish-brown pararealgar. It also gives the yellow orpiment as alteration product. (Drungtso 1999, mindat.org, Phrin Las 1987, Yeshi 2018) Johannes Schmidt (talk) 20:02, 18 November 2021 (UTC)