Infernal Talc"A Virtue Gem is a raging thunderstorm imprisioned within a single raindrop.
Infernal Talc simply lets the storm out."
– Malachai the Soulless
Infernal Talc simply lets the storm out."
– Malachai the Soulless
Infernal Talc is a quest item received from Lady Dialla after bringing her 
Thaumetic SulphiteThaumetic SulphiteEssence of pure thaumaturgy.
Apply with trepidation.
during the quest, "Fiery Dust". It is used to destroy the Undying Blockage in The Warehouse Sewers.