#huashan — Public Fediverse posts

💁🏻‍♀️ TIL: 🎨🩸 Red figures on the Huashan #cliffs have survived two millennia of subtropical #weather.

New analysis found ancient Luoyue artists mixed human and animal blood into a #lime and #bone mortar, triggering #crystal growth that bonded the pigment to the #rock. The #blood’s origin remains unverified.

👉 https://www.zmescience.com/science/ancient-chinese-artists-may-have-used-human-blood-to-make-their-paintings-last-2000-years/

#art #archaeology #chemistry #china #huashan #conservation #materials #science #hematite #proteomics #ancient #painting #history #experiment