The first thing you need to do is talk to a particular NPC, one named Bonifaz, who will give you the quest for Golden Slumber, in which you will need to find the Scarlet Sand Slate. To do this, the first thing you have to do is follow the search markers until you reach a well > go down to the entrance and look for the NPCs that confirm the Archeology team.
Talking to them will allow you to get information and then you will have to follow them through the ruins. At the end of the quest you will come to an elevator that will take you to the next location where you will have to interact with a machine > use the elevator again and talk to the archaeologists who will give you the scarlet sand slate.
This is everything you need to know about where to find the scarlet sand slate in Genshin Impact, so we hope we have been very helpful and we hope that you will be able to find this new article quickly.