 | Name | Piece of Aerosiderite |
| Type (Ingame) | Weapon Ascension Material | |
| Family | Weapon Ascension Item, Wep Primary Ascension Material, Crafted Item, Ingredient, Alchemy Ingredient | |
| Rarity |  | |
| Open in Weekday | Wednesday, Saturday, Sunday, Sunday Special | |
| Description | Weapon Ascension Material. Rumors of sea monsters are commonplace in Liyue, since the other shore is an unknown region that lies outside of Teyvat. Without the protection of The Seven, all that lies beyond is unknown chaos. Only power beyond the order of Teyvat is able to stain the power of Rex Lapis black. | |
| Description (Codex) | Rumors of sea monsters are commonplace in Liyue, since the other shore is an unknown region that lies outside of Teyvat. Without the protection of The Seven, all that lies beyond is unknown chaos. Only power beyond the order of Teyvat is able to stain the power of Rex Lapis black. |
| Table of Content |
| Obtained From |
| Used By |
| Gallery |
Obtained From
Recipe
| Icon | Name | Recipe |
 | Piece of Aerosiderite | |
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Domain
| Icon | Name | Monsters | Reward |
 | Hidden Palace of Lianshan Formula |     |  100 1125 10           |
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Stage
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Shop
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Event
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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 |
| Bit of Aerosiderite | |
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That's the tricky thing, Geo Shields have increased effectiveness against ALL elements + physical. ...