 | Name | Grain of Aerosiderite |
| Type (Ingame) | Weapon Ascension Material | |
| Family | Weapon Ascension Item, Wep Primary Ascension Material, Ingredient, Alchemy Ingredient | |
| Rarity |  | |
| Open in Weekday | Wednesday, Saturday, Sunday, Sunday Special | |
| Item Source (Ingame) | Exchanged in the Gift Shop | |
| Description | Weapon Ascension Material. A black meteor once fell beyond Liyue’s Sea of Clouds, said to have fallen to vanquish a monster. However, it was stained by powerful tainted blood, so this item no longer possesses the pure power of Rex Lapis. | |
| Description (Codex) | A black meteor once fell beyond Liyue’s Sea of Clouds, said to have fallen to vanquish a monster. However, it was stained by powerful tainted blood, so this item no longer possesses the pure power of Rex Lapis. |
| Table of Content |
| Obtained From |
| Used By |
| Gallery |
Obtained From
Domain
| Icon | Name | Monsters | Reward |
 | Hidden Palace of Lianshan Formula |     |  100 1125 10            |
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Stage
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Shop
| Name |
| Souvenir Shop |
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Used By
Weapon
| Icon | Name | Rarity | Atk | Sub | Value | Weapon Affix | Ascension Materials |
 | Skyrider Sword | 3 | 37.61 | ER% | 11.33% | Using an Elemental Burst grants a |   |
 | Iron Sting | 4 | 42.4 | EM | 36 | Dealing Elemental DMG increases all DMG by |  |
 | Skyrider Greatsword | 3 | 38.74 | Phys% | 9.56% | On hit, Normal or Charged Attacks increase ATK by |  |
 | Prototype Archaic | 4 | 43.73 | Atk% | 6% | On hit, Normal or Charged Attacks have a 50% chance to deal an additional |  |
 | Serpent Spine | 4 | 42.4 | CrR% | 6% | Every 4s a character is on the field, they will deal | |
 | Luxurious Sea-Lord | 4 | 41.07 | Atk% | 12% | Increases Elemental Burst DMG by |  |
 | Black Tassel | 3 | 37.61 | HP% | 10.21% | Increases DMG against slimes by |  |
 | Prototype Starglitter | 4 | 42.4 | ER% | 10% | After using an Elemental Skill, increases Normal and Charged Attack DMG by | |
 | Lithic Spear | 4 | 43.73 | Atk% | 6% | For every character in the party who hails from Liyue, the character who equips this weapon gains a | |
 | Staff of Homa | 5 | 45.94 | CrD% | 14.4% | HP increased by |  |
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Recipe
| Icon | Name | Recipe |
| Piece of Aerosiderite | |
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It should be a flat amount (you can check other languages), which somehow got erroneously displayed...