Gretchen October 20, 2022 at 10:37 am It is iron sulfide. The shape of black cotton -like substances in jade is like a drop of ink dripping into the water. It should be gathered. It looks like a Chinese ink painting. Beauty Log in to Reply
It is iron sulfide. The shape of black cotton -like substances in jade is like a drop of ink dripping into the water. It should be gathered. It looks like a Chinese ink painting. Beauty