Minecraft wiki entry for Coral_Fan, associated text: 1 Obtaining
1.1 Breaking
1.2 Natural generation
1.3 Post-generation
1.3.1 Bone meal
1.3.2 Dead coral fans
1.4 Wall Coral Fans
2 Usage
2.1 Placement
2.2 Pushing with pistons
3 Sounds
3.1 Alive
3.2 Dead
4 Data values
4.1 ID
4.2 Block state
5 History
6 Issues
7 Gallery
8 References