Item
Sturdy Fossil
- Can be placed
- Material
- No value
- Placeable
- Rarity 1
- Start of a new world
- Dropped by:
Basilisk, 
Tomb Crawler - Found in:
Oasis Crate, 
Mirage Crate - Extractinator
- Shimmer:
Fossil Helmet, 
Fossil Plate, 
Fossil Greaves and 6 more
Sturdy Fossil is a Terraria item made by shimmering 
Amber Staff, 
Bone Javelin, 
Bone Throwing Knife and 6 more. It is also dropped by Tomb Crawler and Basilisk. It is used to craft 9 items: Amber Staff, Bone Javelin, Bone Throwing Knife and 6 more.
Where to get
Drops 2
| Enemy | Chance | Kills for 50% / 90% | Amount | Conditions and notes |
|---|---|---|---|---|
| Basilisk | Always | 1 / 1 | 1 to 3 | |
 Tomb Crawler Variant 1, size 100% | 1 in 2 50% | 1 / 4 | 1 to 2 |
Treasure bags and crates 2
| Opened from | Chance | Openings for 50% / 90% | Amount | Conditions and notes |
|---|---|---|---|---|
| Mirage Crate | 1 in 2 50% | 1 / 4 | 10 to 16 | |
| Oasis Crate | 1 in 2 50% | 1 / 4 | 10 to 16 |
Extractinator 1
| Put in | Chance per use | Amount | Conditions and notes |
|---|---|---|---|
 Desert Fossil | 1 in 10 10% | 1 to 7 |
Shimmer 9
Shimmer takes these apart and gives this item back:
Numbers
| Rarity | Rarity 1 |
|---|---|
| Max stack | 9,999 |
| Sell price | No value |
| Item ID | 3380 |
| Research (Journey) | 100 to unlock duplication |
| Stage | Start of a new world |
Used in
As an ingredient 9
| Makes | Uses | Crafted at |
|---|---|---|
| Amber Staff | 10 |  Anvil |
| Bone Javelin x20 | 1 | Anvil |
| Bone Throwing Knife x30 | 1 | Anvil |
| Fossil Greaves | 20 | Anvil |
| Fossil Helmet | 15 | Anvil |
 Fossil Pickaxe | 12 | Anvil |
| Fossil Plate | 25 | Anvil |
 Scarab Bomb | 1 | By hand |
 Slasher's Mysterious Skull | 20 | Anvil |
