From Destiny 2 Wiki
|Description||Brother Vance can upgrade this item to a Concentrated Radiolarian Culture. Acquired from public events and chests.|
How to Obtain
- Acquired from Public Events (including chests in Secret Public Events such as those dropped by High Value Targets).
- Acquired from Loot Caches.
- Lost Prophecies
- 10 of these items can be handed in to Brother Vance in exchange for 1 Concentrated Radiolarian Culture.