Stone
A small stone. Big enough to stun a small animal. Might be enough to scare off a bigger one.
0.15
Weight (kg)
Tools
A Stone is a throwable item found scattered around all maps. It can be picked up and used as a distraction or make-shift weapon against Wolves.
Stone is a Tools item in The Long Dark. It weighs 0.15 kg. It can be equipped.
Within the Tools group its 0.15 kg is mid-pack on weight of the 67 entries here (#38).
Available actions: Toss from hip, Aim and Throw.
It stacks, so duplicates cost one slot up to the stack limit rather than one slot each.
Verdict: Overall Stone is a Tools item.