In Game Description
An extremely solid stone.
Used to operate the Eternal Sanctum contraption.
The heirloom of a race that discovered
a dragon, worshipped its magnificence,
and perished by its side.
Raises the bridge to the bottom half of Dragon's Sanctum.
In Dragon's Sanctum, found in a metal chest near the first bonfire, Hidden Sanctum Chamber. The door to the chest is opened by hitting a switch.