Volcanic ash
“One of the ingredients for making ultra compost.”
MembersTradeable (not for Ironmen)High alch 120 gp
Sources from the OSRS Wiki's drop, shop and recipe data (CC BY-NC-SA 3.0), checked 2026-10-09. Item sprite © Jagex.
As an Ironman: dropped by Ammonite Crab (level 25), sold at Petrified Pete's Ore Shop.
Monster drops
| Dropped by | Level | Quantity | Rarity |
|---|---|---|---|
| Ancient Wyvern | 210 | 80–120 | 6/132 |
| Spitting Wyvern | 139 | 20–60 | 2/123 |
| Taloned Wyvern | 147 | 20–60 | 2/123 |
| Long-tailed Wyvern | 152 | 20–60 | 2/123 |
| Ancient Zygomite | 109 | 2 | 16/590 |
| Ammonite CrabEasiest | 25 | 1 | 6/128 |
Best rates first, plus the lowest-level monsters that drop it.
Shops
- Petrified Pete's Ore Shop40 volcanic mine points
Other sources
Minigames, reward chests, clues, skilling and other non-combat sources.