K’ang-hi’s seventeenth-century dictionary (Google Books ⧉, Amazon ⧉, Bookshop ⧉)

The Travels of Marco Polo

K’ang-hi’s seventeenth-century dictionary is more explicit: it states that Termed produces this ore, but that ‘the true sort comes from Persia, and looks like gold, but on being heated it turns carnation, and not black.’ As the Toba Emperors added 1000 new characters to the Chinese stock, we may assume this one to have been invented, for the specific purpose indicated.