Grasmera's Bony Joint

 is a bone.

Obtaining

 * Dropped by
 * Grasmera

Uses

 * Used in the craft of
 * Stonebrimmed Hat
 * Sulph Phylactery
 * Slashen Axe
 * Quartzovski Crystal
 * Nerotic Wand
 * Smelted Belt
 * Collide-O-Scopes