This item is classified as Ore and can usually be found mining in caverns or rock throughout Hyrule in Zelda: Tears of the Kingdom. Ore items often boast a high sale value over other items in-game. But more importantly, they either substantially boost weapon damage or offer offer elemental attacks when fused with any particular weapon.

When fused with a weapon it gives the following Attack Power Bonus:

• Sword: +1 Attack Power.
• Spear: +1 Attack Power.
• Arrow: +1 Attack Power.

It can be used as an ingredient to cook the following meals:

• Rock-Hard Food

It can be used as an material to upgrade the following armor:

• Mask of Awakening
• Radiant Mask
• Radiant Shirt
• Radiant Tights
• Trousers of Awakening
• Tunic of Awakening

Where to Get Luminous Stone in TotK

Luminous Stone can be found as a potential drop from any of following locations or enemies throughout Hyrule:

• Luminous Stone Deposit
• Stone Talus