# Polished Stone

**Item ID**: 4068
**Type**: Resource
**Grade**: White
**Weight**: 0.3 LT
**NPC Buy**: 8,000 silver
**NPC Sell**: 320 silver
**Marketable**: yes

## Flavor

A stone used as an ingredient for crafting or repair.


## Usage

Crafting materials


Recover the durability of forts, command posts, HQ by 1%




## Obtain

Processing (Manufacture) Grinding with Rough Stone x10


## From the Knowledge Book

**Polished Stone**

Processing Material: Rough Stone (Mining)

A Polished Stone made by Grinding. Mostly used for Alchemy and Crafting. To acquire knowledge in Processing, you can build Amity with certain NPCs or complete specific quests.

See [Polished Stone](/knowledge/7593.md) for the full entry.

## Crafted From

7 recipes:

### Recipe 1

Produces 2× **Polished Stone** for 700,000 silver.

Materials:

- 20× [Steel](/item/4077.md)
- 2× [Pure Vanadium Crystal](/item/4080.md)
- 10× [Old Moon Anti-Corrosive](/item/4922.md)
- 2× [Golden Pearl](/item/6527.md)

### Recipe 2

Produces 2× **Polished Stone** for 700,000 silver.

Materials:

- 20× [Steel](/item/4077.md)
- 2× [Pure Vanadium Crystal](/item/4080.md)
- 15× [Pure Mythril Crystal](/item/4264.md)
- 10× [Old Moon Anti-Corrosive](/item/4922.md)

### Recipe 3

Produces 10× **Polished Stone** for 1,000,000 silver.

Materials:

- 10× [Black Stone Powder](/item/4901.md)
- 10× [Pure Powder Reagent](/item/5302.md)
- 1× [Clown's Blood](/item/6353.md)
- 10× [Purified Water](/item/6656.md)

### Recipe 4

Produces 10× **Polished Stone** for 1,000,000 silver.

Materials:

- 10× [Black Stone Powder](/item/4901.md)
- 10× [Pure Powder Reagent](/item/5302.md)
- 1× [Sinner's Blood](/item/6354.md)
- 10× [Purified Water](/item/6656.md)

### Recipe 5

Produces 10× **Polished Stone** for 1,000,000 silver.

Materials:

- 10× [Black Stone Powder](/item/4901.md)
- 10× [Pure Powder Reagent](/item/5302.md)
- 1× [Legendary Beast's Blood](/item/6351.md)
- 10× [Purified Water](/item/6656.md)

### Recipe 6

Produces 10× **Polished Stone** for 1,000,000 silver.

Materials:

- 10× [Black Stone Powder](/item/4901.md)
- 10× [Pure Powder Reagent](/item/5302.md)
- 1× [Tyrant's Blood](/item/6352.md)
- 10× [Purified Water](/item/6656.md)

### Recipe 7

Produces 10× **Polished Stone** for 1,000,000 silver.

Materials:

- 10× [Black Stone Powder](/item/4901.md)
- 10× [Pure Powder Reagent](/item/5302.md)
- 1× [Wise Man's Blood](/item/6355.md)
- 10× [Purified Water](/item/6656.md)



## Used in Exchanges

Consumed by 139 exchange recipes. Top 20 by quantity:

- [Cox Pirates' Artifact (Parley Beginner)](/item/5822.md) — ×200 _(Cotton Cultivation)_
- [Design: Calpheon Noble Suit - Archer](/item/5775.md) — ×200 _(Cotton Cultivation)_
- [Design: Shroud Knight Armor - Lahn](/item/5774.md) — ×200 _(Cotton Cultivation)_
- [Dragon Slayer Celestial Bo Staff Blueprint](/item/9756.md) — ×100 _(Excavation)_
- [Faded Metal Shard](/item/9715.md) — ×100 _(Excavation)_
- [High-quality Paste Bait](/item/9702.md) — ×85 _(Excavation)_
- [Paste Bait](/item/9701.md) — ×80 _(Excavation)_
- [Fugitive Khalk's Shiny Claw](/item/9737.md) — ×20 _(Excavation)_
- [Resplendent Armor Reform Stone IV](/item/6473.md) — ×20 _(Processing Node)_
- [Water Thyme](/item/6406.md) — ×20 _(Processing Node)_
- [Shrimp](/item/6516.md) — ×2 _(Processing Node)_
- [Red Ashes of Darkness](/item/9769.md) — ×500
- [Dragon Slayer Aad Sphera Blueprint](/item/9762.md) — ×350
- [Garmoth's Scale](/item/9768.md) — ×320
- [Inverted Energy](/item/9770.md) — ×250
- [Cox Pirates' Artifact (Combat)](/item/5824.md) — ×200
- [Cox Pirates' Artifact (Parley Expert)](/item/5823.md) — ×200
- [Design: Black Leopard Armor - Lahn](/item/5773.md) — ×200
- [Dragon Slayer Sura Katana Blueprint](/item/9760.md) — ×180
- [High-quality Dictyophora Box](/item/5911.md) — ×180