👉 Cristataria is an ancient Egyptian tool used for cutting, shaping, or engraving images on stone tablets and sarcophagi. It was typically made of jade, sandstone, or metal, and its function varied depending on the task at hand. The exact mechanism and design of a Cristataria vary between different civilizations and time periods, but it is believed to have been used for cutting stones, engraving images, or shaping them into designs.