Blue Crystal

Blue crystal is a special ore that only found in the Blue Crystal Cavern. This is the most valuable ore in the game so far. Each crystal equal to $1000 Credits. The value can be increased using machines.

Crystal is still considered as an ore, however crystals have a hard time climbing large slopes

How to Obtain
First, You should destroy the rocks near the Toolbox shop by using explosives. And then You'll be able to access the Crystal Cavern. Second, buy the Breather on the Toolbox shop with $2000 Credits. Third, obtain the Bolt Cutters on the side of Hover Dealership on the planet Crimson. Fourth, travel back to planet Triton II, enter the Crystal Cavern and find the secret door with chains. Open it, and you can access the Blue Crystal Cavern.