Bonemass Location ID
Location IDBonemass· Swamp
The location ID and world-generation details for Bonemass in Valheim — the biome it spawns in and how many appear per world.
Overview
Bonemass is a Valheim world location that spawns in the swamp biome, identified internally as Bonemass.
World generation places up to 5 per world, with terrain constraints (altitude 0-2, max delta 4), and an exclusion radius of 19.79m, which is why some seeds have far more of them than others.
The data tags it as prioritized.
About
Bonemass is Bonemass's Forsaken Altar in the Swamp. Ten Withered bones looted from Sunken Crypts are placed on the central stone to summon Valheim's third boss.
Creatures in the Swamp
Creatures you may encounter near Bonemass, based on the biome it spawns in.
Information
| Location ID | Bonemass |
| Biome | Swamp |
| Category | Prioritized |
| Max Per World | 5 |
| Min Distance | 3000 m |
| Terrain | Altitude 0-2, Max delta 4 |
| Size | 19.79 |
Nearby Locations
- FireHole
FireHole - Grave1
Grave1 - InfestedTree01
InfestedTree01 - Runestone_Draugr
Runestone_Draugr - Runestone_Swamps
Runestone_Swamps - ShipWreck01
ShipWreck01 - ShipWreck02
ShipWreck02 - ShipWreck03
ShipWreck03 - ShipWreck04
ShipWreck04 - SunkenCrypt4
SunkenCrypt4 - SwampHut1
SwampHut1 - SwampHut2
SwampHut2 - SwampHut3
SwampHut3 - SwampHut4
SwampHut4 - SwampHut5
SwampHut5 - SwampRuin1
SwampRuin1 - SwampRuin2
SwampRuin2 - SwampWell1
SwampWell1