Demon's Souls Wiki
Chunk of Moonlightstone

Chunks of Moonlightstone are Upgrade Materials in Demon's Souls.

In-Game Description

Ore which reflects moonlight. Enhances straight swords, curved swords, axes, hammers, and so on.
An ore that applies a strong magical effect to a weapon. Weapons can be strengthened by Moonlightstones up to a maximum of level 5.