The Heavenly Stone's Debris

Tell Jinwu about what happened at the exploration camp.

Look for the two Storehouse Security Keys hidden in water filtration devices (0/2).

Go to the gunpowder storehouse using the lower Main Mining area waypoint and open the door with the keys. Collect the Cannonball.

Bring the cannonball back to the exploration camp.

Craft 3 Special Unmoving Essential Oils. Each requires 2 Cor Lapis and 2 frogs.

Give the oils to Clitopho to finish assembling the cannonball.

Read the Signaling Guide near the cannon.

Release the safety on the cannon's breech by setting the three signaling devices to the correct frequencies based on the guide (low lamp post: high-frequency flicker, middle lamp post: low-frequency flicker, high lamp post: low-frequency flicker).

Load the cannonball into the cannon with Zhiqiong.

Use the great cannon to destroy the sealing rocks.

Go further into the newly opened area.

Talk to Zhiqiong.

Activate the mechanism (0/3).

Defeat the emerging monsters.

Talk to Zhiqiong to complete the quest.