Egg crystal rock

In white crane sea area, egg crystal rock is named beside great history iron as a sea resource. It is the life essence of eggmen after death. A large quantity of these rocks there shows that a huge group of eggmen once lived in that sea area. ^{ch. 1487}

Qing Yue Zhi Cheng later finds the white crane sea area stripped of its great history iron and egg crystal rocks, with no battle traces left for him to follow. Fang Yuan’s Eastern Sea haul includes a high quantity of egg crystal rocks. ^{ch. 1488}