DIRECT ANSWER
What you need to know
Treat mine seals as part of the wider biome and progression system. The guide omits exact requirements that are not present in the verified data layer.
Check progression
Use the visible in-game state to identify the next prerequisite.
Connect the biome
Return to the Mines hub for the relevant area and trip objective.
Avoid legacy assumptions
Do not treat an Early Access table as proof of current 1.0.5 behavior.
Sources and verification
Last reviewed 2026-09-26. Current-version claims are checked against first-party sources; granular community data keeps its own record-level verification date.
- Fields of Mistria 1.0 Update & Patch Notes — NPC Studio