Used in:

• Porous Dagger Blade (Blacksmithing)
• Porous Claw Set (Blacksmithing)

Dropped by (***no spawn table):

• Hollowshade Moor
• a grimling mystic (4.4%)
• a grimling fisherman (7.9%)
• a grimling spiritist (4.9%)
• a grimling mystic (4.4%)
• a grimling chieftain (3.3%)