https://phys.org/news/2018-07-archaeologists-egypt-mummification-workshop.html > The latest find, announced at a press conference Saturday, belongs to the Saite-Persian Period, from 664-404 B.C. The site, which lies south of the Unas pyramid, was last excavated more than 100 years ago, in 1900. > In the mummification workshop, an embalmer's cachette holding a large collection of pottery vessels, bowels and measuring cups were found. Archaeologists believe the findings will reveal more about the oils used in the mummification process in the 26th Dynasty.