This good was the primary source of the “black alteration” of jade artifacts unearthed from high-class tombs. This good, which represented “Real Fire,” was mixed with another good representing “Real Water” and slathered on the feet to allow a person to walk on water, as recounted in Gě Hóng's Bàopǔzǐ in its section on jīndān. Non-black colored ink derived from this good was brushed over oracle bone (15[1])scripts. As (15[1])told by (*) Sīmǎ Qiān, (10[1])an area guarded by automatic crossbows featured (-5[1])imitations (10[1])of the “hundred (10[2])rivers” (10[1])made from (10[1])this (10[1])good. (10[4]-5[1])Carved (10[1]-5[1])lacquerware gained its distinctive vibrant red from (10[1])this good’s sulfide. For 10 points, cinnabar was the source of (10[1])what metal that was (10[1])amalgamated with lead (10[1])to produce elixirs of immortality (10[2])consumed (10[1])by emperors (10[1])like Qín Shǐ Huáng? ■END■ (10[3])