Rock Crystal

In the Tide Caverns, destroy the glowing rock crystal after descending the long rope then pick up the item. This is one of three that you’ll need to find for the Hexga Nevron Quest.

In the Tide Caverns, climb down the long rope, then look up. You’ll see a beam of sunlight streaming through the cavern, illuminating a path in the center. Go up the raised path and follow it round to find a glowing crystal. Shoot the crystal to release the item.

This is one of three that you’ll need to find for the Hexga Nevron Quest.

In the Tide Caverns, climb down the long rope, then hug the right wall. You’ll soon see another hole with a rope, but before you can reach it you’ll be ambushed by a special glowing variant of the Rocher enemy type.

Defeat it and you gain the Rock Crystal as a reward. This is one of three that you’ll need to find for the Hexga Nevron Quest.