Primitive Rock Crusher
How to get it
Unlock on the Stone milestone track, then place on rock nodes.
- Progress the Stone milestone row (hand-mine rock nodes until the crusher unlocks).
- Place a Primitive Rock Crusher on rock / clay / ore in a small radius.
- Pipe output the same way as the wood harvester.

Shared route notes for every building live on the buildings hub — steps above cover this item’s unique path.
Overview
Stone-track auto-gatherer. Unlocks on the Stone milestone row and harvests rock, clay, and ore in a small radius. Same pipe-out pattern as the wood harvester; harvested items still count toward milestones.
Where it shows up
Covered in: Nightwater biomes & resources (expand the island), Nightwater first automation (wood chain)
Still unknown
- Exact radius.
- Which ore types it covers after Mountain unlock.
Other buildings
All buildings →WorkbenchEarly Primitive build; Select Building panel shows a wood-logs cost.Research TableEarly tutorial build using wood and planks; opens the research book.Primitive Wood HarvesterUnlock at Wood Milestone 1, then place on trees.Primitive Plant FarmerUnlock on the Wheat milestone track, then place on plant patches.