Here is the full list of all 12 Archaica: The Path Of Light trophies - there are 7 bronze, 4 silver and 1 gold.
Find and activate all Megaliths.
Activate all Lightwells.
Complete 40 levels by finding all collectibles.
Find and collect the Dark Crystal for the Almanach.
Activate Stone Keys in 10 levels.
Put the Goddess of Fire into a deep slumber.
Collect chronicles from 3 realms.
Complete 20 levels by finding all collectibles.
Find and activate the Primal Well in the Desert City.
Collect 15 devices for the Almanach.
Complete the Initiation Ring and activate the Realmgate.
Collect 15 Cells.