Here is the location of Crimson Agate in Genshin Impact and how to find it.
A large number are located near the Dragon Ridge. You can exchange the found stones at the Permafrost Tree for various rewards. Agates are also found in chests in the game world. Chests have a crimson aura.
There are 80 crimson agates in the vicinity of the Dragon Ridge.
It is necessary to receive and complete the quest " In the mountains "To pick up the remaining Crimson Agate.
To get the last 80th Crimson Agate, complete the quest "Lost in the Snow"