Attack of the Fanboy | Borderlands 3: How to Break Purple Eridium Crystals @FanboyAttack | Uploaded 5 years ago | Updated 6 hours ago
You may have seen the purple crystals in Borderlands 3. These purple crystals contain Eridium, but you'll need an item from the vault to break them. Beat the Rampager and then you'll be given the Eridium Resonator. Once you have this item you can then break the crystals.