Chapter 9: Descent (Phazon Mines)

Complete Metroid Prime Phazon Mines walkthrough for Chapter 9: Descent. Find Missile Expansions, defeat Elite Pirates, and collect Pirate Data.

• Missiles: 135
• Energy Tanks: 10
• Chozo Artifacts: 3

Walkthrough:

1. Begin at the top of the Phazon Mines. Utilize the Save Station located there.
2. Travel through the Quarry Access, noting the blue glow of the Phazon and the radiation detector.
3. In the Main Quarry, scan the Mega Turrets and attack them from a distance with Missiles. The Ice Beam can freeze them but not shatter them.
4. Use the Spider Track on ground level to reach a purple door and a Save Station.
5. Climb catwalks to confront Space Pirates. Continue climbing to the top of the metal crane structure.
6. Activate the Thermal Visor to locate a power conduit. Scan the nearby computer console and operate the crane.
7. Ride the Spider Track to reach a new area and obtain a MISSILE EXPANSION (27/49).
8. Return to the bottom, scan two consoles near the force field to open it, and proceed through the door.
9. In Security Access A, eliminate the two Mega Turrets.
10. In Mine Security Station, defeat three Shadow Pirates.
11. Proceed through the winding passage and face three Wave Troopers, which can only be damaged by the Wave Beam.
12. Follow the passage to the end and shoot a purple door in the ceiling.
13. In Security Access B, destroy the barriers and defeat two Shadow Pirates that drop from the ceiling.
14. In Elite Research, defeat two Space Pirates. Scan consoles for Pirate Data.
15. Scan another console to activate platforms, then climb them to face two Wave Troopers.
16. After defeating the Wave Troopers, scan another console to activate more platforms. Climb them to face your first Power Trooper.
17. Use the mounted plasma cannon to destroy the farthest wall.
18. Rotate the plasma cannon to the left to open the way to a MISSILE EXPANSION (28/49). Proceed through the white door.
19. In Research Access, connect to the Spider Track and roll down, avoiding power hazards, or drop down and take damage.
20. In Ore Processing, defeat two Power Troopers.
21. Rotate pillars using the machine with a hologram to Spider Ball up tracks. Bomb the gap to connect the blue track above and to the left.
22. Use the second control to connect the red tracks above and to the left. Drop down and align the red tracks on the first floor.
23. Ride up and quickly unroll to evade the Wave Trooper attack. Use the Ice Beam on the door on this level.
24. In Elevator Access A, shoot Scatter Bombus and drop or roll to the floor.
25. In Elevator A, scan the console and ride down to Level Two. Collect supply crates.
26. In Elite Control Access, defeat two Space Pirates. Shoot an exploding box near a vent spewing green smoke to reveal a MISSILE EXPANSION (29/49).
27. In Elite Control, scan the Elite Pirate to find its plasma cannon and Missile it off its back. Use Missiles to defeat it.
28. Defeat the three Ice Troopers descending from the catwalks. Collect Pirate Data.
29. Leave through the white door at the top of the room.
30. In Ventilation Shaft, quickly move to the next room due to Plated Puffers and toxic gas.
31. In Omega Research, defeat two Wave Troopers and three Power Troopers. Open the white door in the floor.
32. In Dynamo Access, proceed through the area.
33. In Central Dynamo, defeat the