Flameborn 
Fossilized Bone Dust
Materials Common Level 18
Grinding the Fossilized Bone into dust frees its inherent magical attributes and makes it more handy for further production steps.
Where to find it
Biome Kindlewastes
Approximate biome area on Embervale — see the full interactive map .
Crafting
Mill Used in
(21)-
Azure Russula Seedling -
Bell Pepper Seedling -
Bright Resolve -
Cathedral -
Chain Heal II -
Deceit -
Eternal Ice Bolt -
Fertilised Farm Soil -
Forgotten Library -
Hunter Hood -
Madly Maroon -
Mossy Stone -
Rogue Chestplate - Rogue Gloves
-
Rogue Helmet -
Rooibos Seedling -
Sediment -
Thieves Guild -
Transcendental Screen -
Wheat Seedling -
Wolf's Fang Gloves
Source: see “Fossilized Bone Dust” on the Enshrouded Wiki (enshrouded.wiki.gg, CC BY-SA 4.0)