rag rdo

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རག་རྡོ
rag rdo/ chalcopyrite mineral med. [IW]

rag rdo mineral med. [lci zhing ser nyams yod pa zhig ste, nus pas mig nad rab rib byed pa la phan [IW]

mineral substance [JV]

(med) Brass ore. Covellite ? (Yeshi 2018)
Synonym : brag rdo (Yeshi 2018).

rag rdos mig nad rab rib sel bar byed / ces pa / rdo dkar po sngo mdangs can dang / skya sob ar ga 'dra zhing sbu gser yong pa sogs 'byung ste / gang yang zhib tu btags nas zangs bzhus pa'i nang du btab la dkrug cing bzhus pas zangs de rag skyar bsgyur btub pa'o // (Shel gong shel phreng, pdf p 115.4)

Illustrations : 'Phrin Las (31_011) rag dud

Yeshi (2018) identifies rag rdo with Covellite, a dark blue to blue black massive metallic copper mineral. The Shel gong speaks of a light green stone, more likely a brass ore like alpha-brass or Aurichalcite. Yeshi (2018) gives the latter for ra gan.
Johannes Schmidt (talk) 16:56, 26 February 2024 (EST)