Explosive Delivery is a Mission for the Osiris faction. It is unlocked after completing Lost Knowledge Part 6. Explosive Delivery has 2 mission parts.
The caverns you found are encased by a crystalline structure, far too strong for any of your weapons to break through. Sullivan believes there's a connection between them and the Progenitor terraforming tech. Explosives aren't the usual Osiris way, but they're a time-tested cheap way of opening holes in walls.
'The notebook you brought back was most interesting, Prospector. Those Crystal Caverns appear to be made of a something similar to some of the Progenitor materials we've analyzed, and no one's ever managed to get past their walls and see what's inside. It's time to change that; get me some old explosives and I'll have a team blast their way in. '
Osiris Scrip
K-Marks
Reputation
'That crystal structure enveloping the caverns is far more resistant than I thought imaginable, the team was barely able to scratch it. I was curious about whether this moment would come... It's time to wake up Dr. Fedotov. He was reportedly an acerbic firebrand in Osiris, and the best materials researcher the world has ever seen. Stayed on the surface to work for as long as possible, then put himself in a cryochamber when it became too late to evacuate safely. Just another problem I inherited when taking this position... '
Archaeologist's Office KeyOsiris ScripK-MarksReputation