Very suitable for growing corals. When the corals mature, the reef also changes color.

These blocks can be found in shallow seas and around coral island in Miras. This block is the material for making Oxygen Refiner Devices.

Obtained by destroying reef.

• ID: 25
• Type: Blocks
• Blast resistance: 10
• Hardness: 10.5
• Sliding accel: 1
• Burning Speed: 0
• Odds of burning: 0
• Light intensity: 0
• Collision: Solid