Cavern Refined Stone: Dark
巌窟の精錬石・闇 [gankutsu no seirenseki: yami] or 'refined stone of cavern: dark' in Japanese.
Pictlogica

Buy: - (sell: 500 gil)
Obtain: event quest The Pitch Black Cavern
Alchemy: -
Use: EX Alchemy for Mold - Zero Cerberus, Mold - Necroholia, Mold - Orochi and Mold - Demon's Fang, gives 500 exp when used in alchemy synthesis
Type: EX Alchemy Material, Rarity: ★★★
Description: Material for EX Alchemy synthesization.
Category: Item