Minecraft wiki entry for Magma_Block, associated text: 1 Obtaining
1.1 Breaking
1.2 Natural generation
1.2.1 Blobs
1.3 Crafting
2 Usage
2.1 Damage
2.2 Behavior
2.3 Bubble columns
2.4 Note blocks
3 Sounds
4 Data values
4.1 ID
5 History
6 Issues
7 Gallery
8 References