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The following is raw data (static and local property of blocks and blocks' material) extracted from a running Minecraft instance. It's raw data without manual manipulation (except the extraction mod) and needs interpretations. If you find anything strange, it's hidden logic not shown here.

Below are some hints about what these fields mean. They are not meant to be exact or complete, just hints.

  • name: officially localized English name from lang/en_US.lang.
  • material: an internal notion about common properties of blocks. Not in protocol. No id. No name string. The current naming is a guess. Blocks may inherit properties from materials but also can have furthur variation.
  • opaque/normal: described in Opacity; similar to opaque but used in different places.
  • solid/solid: similar but used in different places.
  • luminance: how much light it gives off.
  • opacity: how much light can travel through.
  • hardness: affects how long it takes to mine the block and piston pushability; determines some blast resistance.
  • blast resistance: described in Explosion.
  • block grass: kills grass underneath.
  • ground cover: gets replaced by blocks to be placed.
  • container: internal use.

beta 1.8.1[]

id name material opaque normal solid solid liquid luminance opacity slipperiness hardness blast resistance fist minable lava ignitable collidable block grass ground cover container power source update neighbors update interval piston mobility
1 Stone rock Yes Yes Yes Yes No 0 255 0.6 1.5 30.0 No No Yes Yes No No No No 10 0
2 Grass Block grass Yes Yes Yes Yes No 0 255 0.6 0.6 3.0 Yes No Yes Yes No No No No 10 0
3 Dirt earth Yes Yes Yes Yes No 0 255 0.6 0.5 2.5 Yes No Yes Yes No No No No 10 0
4 Cobblestone rock Yes Yes Yes Yes No 0 255 0.6 2.0 30.0 No No Yes Yes No No No No 10 0
5 Wooden Planks wood Yes Yes Yes Yes No 0 255 0.6 2.0 15.0 Yes Yes Yes Yes No No No Yes 10 0
6 Sapling plants No No No No No 0 0 0.6 0.0 0.0 Yes No Yes No No No No Yes 10 1
7 Bedrock rock Yes Yes Yes Yes No 0 255 0.6 -1.0 1.8E7 No No Yes Yes No No No No 10 0
8 Water water No No No No Yes 0 3 0.6 100.0 500.0 Yes No Yes Yes Yes No No Yes 5 1
9 Water water No No No No Yes 0 3 0.6 100.0 500.0 Yes No Yes Yes Yes No No Yes 5 1
10 Lava lava No No No No Yes 15 255 0.6 0.0 0.0 Yes No Yes Yes Yes No No Yes 30 1
11 Lava lava No No No No Yes 15 255 0.6 100.0 500.0 Yes No Yes Yes Yes No No Yes 30 1
12 Sand sand Yes Yes Yes Yes No 0 255 0.6 0.5 2.5 Yes No Yes Yes No No No No 3 0
13 Gravel sand Yes Yes Yes Yes No 0 255 0.6 0.6 3.0 Yes No Yes Yes No No No No 3 0
14 Gold Ore rock Yes Yes Yes Yes No 0 255 0.6 3.0 15.0 No No Yes Yes No No No No 10 0
15 Iron Ore rock Yes Yes Yes Yes No 0 255 0.6 3.0 15.0 No No Yes Yes No No No No 10 0
16 Coal Ore rock Yes Yes Yes Yes No 0 255 0.6 3.0 15.0 No No Yes Yes No No No No 10 0
17 Wood wood Yes Yes Yes Yes No 0 255 0.6 2.0 10.0 Yes Yes Yes Yes No No No Yes 10 0
18 Leaves leaves Yes No Yes Yes No 0 1 0.6 0.2 1.0 Yes Yes Yes Yes No No No Yes 10 1
19 Sponge sponge Yes Yes Yes Yes No 0 255 0.6 0.6 3.0 Yes No Yes Yes No No No No 10 0
20 Glass glass No No Yes Yes No 0 0 0.6 0.3 1.5 Yes No Yes Yes No No No No 10 0
21 Lapis Lazuli Ore rock Yes Yes Yes Yes No 0 255 0.6 3.0 15.0 No No Yes Yes No No No No 10 0
22 Lapis Lazuli Block rock Yes Yes Yes Yes No 0 255 0.6 3.0 15.0 No No Yes Yes No No No No 10 0
23 Dispenser rock Yes Yes Yes Yes No 0 255 0.6 3.5 17.5 No No Yes Yes No Yes No Yes 4 0
24 Sandstone rock Yes Yes Yes Yes No 0 255 0.6 0.8 4.0 No No Yes Yes No No No No 10 0
25 Note Block wood Yes Yes Yes Yes No 0 255 0.6 0.8 4.0 Yes Yes Yes Yes No Yes No Yes 10 0
26 Bed cloth No No Yes Yes No 0 0 0.6 0.2 1.0 Yes Yes Yes Yes No No No Yes 10 1
27 Powered Rail gadget No No No No No 0 0 0.6 0.7 3.5 Yes No Yes No No No No Yes 10 0
28 Detector Rail gadget No No No No No 0 0 0.6 0.7 3.5 Yes No Yes No No No Yes Yes 20 0
29 Sticky Piston piston No No Yes Yes No 0 0 0.6 0.5 2.5 Yes No Yes Yes No No No Yes 10 2
30 Cobweb web No No Yes No No 0 1 0.6 4.0 20.0 No No Yes Yes No No No No 10 1
31 Grass plants No No No No No 0 0 0.6 0.0 0.0 Yes No Yes No No No No No 10 1
32 Dead Bush plants No No No No No 0 0 0.6 0.0 0.0 Yes No Yes No No No No No 10 1
33 Piston piston No No Yes Yes No 0 0 0.6 0.5 2.5 Yes No Yes Yes No No No Yes 10 2
34 null.name piston No No Yes Yes No 0 0 0.6 0.5 2.5 Yes No Yes Yes No No No Yes 10 2
35 Wool cloth Yes Yes Yes Yes No 0 255 0.6 0.8 4.0 Yes Yes Yes Yes No No No Yes 10 0
36 null.name piston No No Yes Yes No 0 0 0.6 -1.0 0.0 Yes No Yes Yes No Yes No No 10 2
37 Flower plants No No No No No 0 0 0.6 0.0 0.0 Yes No Yes No No No No No 10 1
38 Rose plants No No No No No 0 0 0.6 0.0 0.0 Yes No Yes No No No No No 10 1
39 Mushroom plants No No No No No 1 0 0.6 0.0 0.0 Yes No Yes No No No No No 10 1
40 Mushroom plants No No No No No 0 0 0.6 0.0 0.0 Yes No Yes No No No No No 10 1
41 Block of Gold iron Yes Yes Yes Yes No 0 255 0.6 3.0 30.0 No No Yes Yes No No No No 10 0
42 Block of Iron iron Yes Yes Yes Yes No 0 255 0.6 5.0 30.0 No No Yes Yes No No No No 10 0
43 tile.stoneSlab.name rock Yes Yes Yes Yes No 0 255 0.6 2.0 30.0 No No Yes Yes No No No No 10 0
44 tile.stoneSlab.name rock No No Yes Yes No 0 255 0.6 2.0 30.0 No No Yes Yes No No No No 10 0
45 Bricks rock Yes Yes Yes Yes No 0 255 0.6 2.0 30.0 No No Yes Yes No No No No 10 0
46 TNT tnt Yes No Yes Yes No 0 255 0.6 0.0 0.0 Yes Yes Yes Yes No No No No 10 0
47 Bookshelf wood Yes Yes Yes Yes No 0 255 0.6 1.5 7.5 Yes Yes Yes Yes No No No No 10 0
48 Moss Stone rock Yes Yes Yes Yes No 0 255 0.6 2.0 30.0 No No Yes Yes No No No No 10 0
49 Obsidian rock Yes Yes Yes Yes No 0 255 0.6 10.0 6000.0 No No Yes Yes No No No No 10 0
50 Torch gadget No No No No No 14 0 0.6 0.0 0.0 Yes No Yes No No No No Yes 10 1
51 Fire fire No No No No No 15 0 0.6 0.0 0.0 Yes No No No Yes No No No 40 1
52 Monster Spawner rock No Yes Yes Yes No 0 0 0.6 5.0 25.0 No No Yes Yes No Yes No No 10 0
53 Wooden Stairs wood No No Yes Yes No 0 255 0.6 2.0 15.0 Yes Yes Yes Yes No No No Yes 10 0
54 Chest wood No Yes Yes Yes No 0 0 0.6 2.5 12.5 Yes Yes Yes Yes No Yes No Yes 10 0
55 Redstone Dust gadget No No No No No 0 0 0.6 0.0 0.0 Yes No Yes No No No Yes Yes 10 1
56 Diamond Ore rock Yes Yes Yes Yes No 0 255 0.6 3.0 15.0 No No Yes Yes No No No No 10 0
57 Block of Diamond iron Yes Yes Yes Yes No 0 255 0.6 5.0 30.0 No No Yes Yes No No No No 10 0
58 Crafting Table wood Yes Yes Yes Yes No 0 255 0.6 2.5 12.5 Yes Yes Yes Yes No No No No 10 0
59 Crops plants No No No No No 0 0 0.6 0.0 0.0 Yes No Yes No No No No Yes 10 1
60 Farmland earth No No Yes Yes No 0 255 0.6 0.6 3.0 Yes No Yes Yes No No No Yes 10 0
61 Furnace rock Yes Yes Yes Yes No 0 255 0.6 3.5 17.5 No No Yes Yes No Yes No Yes 10 0
62 Furnace rock Yes Yes Yes Yes No 13 255 0.6 3.5 17.5 No No Yes Yes No Yes No Yes 10 0
63 Sign wood No No Yes Yes No 0 0 0.6 1.0 5.0 Yes Yes Yes Yes No Yes No Yes 10 0
64 Wooden Door wood No No Yes Yes No 0 0 0.6 3.0 15.0 Yes Yes Yes Yes No No No Yes 10 1
65 Ladder gadget No No No No No 0 0 0.6 0.4 2.0 Yes No Yes No No No No Yes 10 1
66 Rail gadget No No No No No 0 0 0.6 0.7 3.5 Yes No Yes No No No No Yes 10 0
67 Stone Stairs rock No No Yes Yes No 0 255 0.6 2.0 30.0 No No Yes Yes No No No Yes 10 0
68 Sign wood No No Yes Yes No 0 0 0.6 1.0 5.0 Yes Yes Yes Yes No Yes No Yes 10 0
69 Lever gadget No No No No No 0 0 0.6 0.5 2.5 Yes No Yes No No No Yes Yes 10 1
70 Pressure Plate rock No No Yes Yes No 0 0 0.6 0.5 2.5 No No Yes Yes No No Yes Yes 20 1
71 Iron Door iron No No Yes Yes No 0 0 0.6 5.0 25.0 No No Yes Yes No No No Yes 10 1
72 Pressure Plate wood No No Yes Yes No 0 0 0.6 0.5 2.5 Yes Yes Yes Yes No No Yes Yes 20 1
73 Redstone Ore rock Yes Yes Yes Yes No 0 255 0.6 3.0 15.0 No No Yes Yes No No No Yes 30 0
74 Redstone Ore rock Yes Yes Yes Yes No 9 255 0.6 3.0 15.0 No No Yes Yes No No No Yes 30 0
75 Redstone Torch gadget No No No No No 0 0 0.6 0.0 0.0 Yes No Yes No No No Yes Yes 2 1
76 Redstone Torch gadget No No No No No 7 0 0.6 0.0 0.0 Yes No Yes No No No Yes Yes 2 1
77 Button gadget No No No No No 0 0 0.6 0.5 2.5 Yes No Yes No No No Yes Yes 20 1
78 Snow snow No No No No No 0 0 0.6 0.1 0.5 No No Yes No Yes No No No 10 1
79 Ice ice No No Yes Yes No 0 3 0.98 0.5 2.5 Yes No Yes Yes No No No No 10 0
80 Snow snowpack Yes Yes Yes Yes No 0 255 0.6 0.2 1.0 No No Yes Yes No No No No 10 0
81 Cactus cactus No No Yes Yes No 0 0 0.6 0.4 2.0 Yes No Yes Yes No No No No 10 1
82 Clay clay Yes Yes Yes Yes No 0 255 0.6 0.6 3.0 Yes No Yes Yes No No No No 10 0
83 Sugar cane plants No No No No No 0 0 0.6 0.0 0.0 Yes No Yes No No No No No 10 1
84 Jukebox wood Yes Yes Yes Yes No 0 255 0.6 2.0 30.0 Yes Yes Yes Yes No Yes No Yes 10 0
85 Fence wood No No Yes Yes No 0 0 0.6 2.0 15.0 Yes Yes Yes Yes No No No No 10 0
86 Pumpkin pumpkin Yes Yes Yes Yes No 0 255 0.6 1.0 5.0 Yes No Yes Yes No No No Yes 10 1
87 Netherrack rock Yes Yes Yes Yes No 0 255 0.6 0.4 2.0 No No Yes Yes No No No No 10 0
88 Soul Sand sand Yes Yes Yes Yes No 0 255 0.6 0.5 2.5 Yes No Yes Yes No No No No 10 0
89 Glowstone rock Yes Yes Yes Yes No 15 255 0.6 0.3 1.5 No No Yes Yes No No No No 10 0
90 Portal portal No No No No No 11 0 0.6 -1.0 0.0 Yes No Yes No No No No No 10 2
91 Jack 'o' Lantern pumpkin Yes Yes Yes Yes No 15 255 0.6 1.0 5.0 Yes No Yes Yes No No No Yes 10 1
92 Cake cake No No Yes Yes No 0 0 0.6 0.5 2.5 Yes No Yes Yes No No No Yes 10 1
93 tile.diode.name gadget No No No No No 0 0 0.6 0.0 0.0 Yes No Yes No No No No Yes 10 1
94 tile.diode.name gadget No No No No No 9 0 0.6 0.0 0.0 Yes No Yes No No No No Yes 10 1
95 Locked chest wood Yes Yes Yes Yes No 15 255 0.6 0.0 0.0 Yes Yes Yes Yes No No No Yes 10 0
96 Trapdoor wood No No Yes Yes No 0 0 0.6 3.0 15.0 Yes Yes Yes Yes No No No Yes 10 0
97 null.name clay Yes Yes Yes Yes No 0 255 0.6 0.75 3.75 Yes No Yes Yes No No No No 10 0
98 Stone Bricks rock Yes Yes Yes Yes No 0 255 0.6 1.5 30.0 No No Yes Yes No No No No 10 0
99 Mushroom wood Yes Yes Yes Yes No 0 255 0.6 0.2 1.0 Yes Yes Yes Yes No No No Yes 10 0
100 Mushroom wood Yes Yes Yes Yes No 0 255 0.6 0.2 1.0 Yes Yes Yes Yes No No No Yes 10 0
101 Iron Bars iron No No Yes Yes No 0 0 0.6 5.0 30.0 No No Yes Yes No No No No 10 0
102 Glass Pane glass No No Yes Yes No 0 0 0.6 0.3 1.5 Yes No Yes Yes No No No No 10 0
103 Melon pumpkin Yes Yes Yes Yes No 0 255 0.6 1.0 5.0 Yes No Yes Yes No No No No 10 1
104 tile.pumpkinStem.name plants No No No No No 0 0 0.6 0.0 0.0 Yes No Yes No No No No Yes 10 1
105 tile.pumpkinStem.name plants No No No No No 0 0 0.6 0.0 0.0 Yes No Yes No No No No Yes 10 1
106 Vines field_35495_k No No No No No 0 0 0.6 0.2 1.0 Yes Yes Yes No Yes No No Yes 10 1
107 Fence Gate wood No No Yes Yes No 0 0 0.6 2.0 15.0 Yes Yes Yes Yes No No No Yes 10 0
108 Brick Stairs rock No No Yes Yes No 0 255 0.6 2.0 30.0 No No Yes Yes No No No Yes 10 0
109 Stone Brick Stairs rock No No Yes Yes No 0 255 0.6 1.5 30.0 No No Yes Yes No No No Yes 10 0

Changes from beta 1.7.3 to beta 1.8.1[]

id name material opaque normal solid solid liquid luminance opacity slipperiness hardness blast resistance fist minable lava ignitable collidable block grass ground cover container power source update neighbors update interval piston mobility
2 Grass grass Yes Yes Yes Yes No 0 255 0.6 0.6 3.0 Yes No Yes Yes No No No No 10 0
2 Grass Block grass Yes Yes Yes Yes No 0 255 0.6 0.6 3.0 Yes No Yes Yes No No No No 10 0
30 Cobweb web No No Yes Yes No 0 1 0.6 4.0 20.0 No No Yes Yes No No No No 10 1
30 Cobweb web No No Yes No No 0 1 0.6 4.0 20.0 No No Yes Yes No No No No 10 1
31 tile.tallgrass.name plants No No No No No 0 0 0.6 0.0 0.0 Yes No Yes No No No No No 10 1
31 Grass plants No No No No No 0 0 0.6 0.0 0.0 Yes No Yes No No No No No 10 1
32 tile.deadbush.name plants No No No No No 0 0 0.6 0.0 0.0 Yes No Yes No No No No No 10 1
32 Dead Bush plants No No No No No 0 0 0.6 0.0 0.0 Yes No Yes No No No No No 10 1
51 Fire fire No No No No No 15 0 0.6 0.0 0.0 Yes No No No Yes No No Yes 40 1
51 Fire fire No No No No No 15 0 0.6 0.0 0.0 Yes No No No Yes No No No 40 1
54 Chest wood Yes Yes Yes Yes No 0 255 0.6 2.5 12.5 Yes Yes Yes Yes No Yes No Yes 10 0
54 Chest wood No Yes Yes Yes No 0 0 0.6 2.5 12.5 Yes Yes Yes Yes No Yes No Yes 10 0
60 Farmland earth No No Yes Yes No 0 255 0.6 0.6 3.0 Yes No Yes Yes No No No No 10 0
60 Farmland earth No No Yes Yes No 0 255 0.6 0.6 3.0 Yes No Yes Yes No No No Yes 10 0
85 Fence wood No No Yes Yes No 0 0 0.6 2.0 15.0 Yes Yes Yes Yes No No No Yes 10 0
85 Fence wood No No Yes Yes No 0 0 0.6 2.0 15.0 Yes Yes Yes Yes No No No No 10 0
97 null.name clay Yes Yes Yes Yes No 0 255 0.6 0.75 3.75 Yes No Yes Yes No No No No 10 0
98 Stone Bricks rock Yes Yes Yes Yes No 0 255 0.6 1.5 30.0 No No Yes Yes No No No No 10 0
99 Mushroom wood Yes Yes Yes Yes No 0 255 0.6 0.2 1.0 Yes Yes Yes Yes No No No Yes 10 0
100 Mushroom wood Yes Yes Yes Yes No 0 255 0.6 0.2 1.0 Yes Yes Yes Yes No No No Yes 10 0
101 Iron Bars iron No No Yes Yes No 0 0 0.6 5.0 30.0 No No Yes Yes No No No No 10 0
102 Glass Pane glass No No Yes Yes No 0 0 0.6 0.3 1.5 Yes No Yes Yes No No No No 10 0
103 Melon pumpkin Yes Yes Yes Yes No 0 255 0.6 1.0 5.0 Yes No Yes Yes No No No No 10 1
104 tile.pumpkinStem.name plants No No No No No 0 0 0.6 0.0 0.0 Yes No Yes No No No No Yes 10 1
105 tile.pumpkinStem.name plants No No No No No 0 0 0.6 0.0 0.0 Yes No Yes No No No No Yes 10 1
106 Vines field_35495_k No No No No No 0 0 0.6 0.2 1.0 Yes Yes Yes No Yes No No Yes 10 1
107 Fence Gate wood No No Yes Yes No 0 0 0.6 2.0 15.0 Yes Yes Yes Yes No No No Yes 10 0
108 Brick Stairs rock No No Yes Yes No 0 255 0.6 2.0 30.0 No No Yes Yes No No No Yes 10 0
109 Stone Brick Stairs rock No No Yes Yes No 0 255 0.6 1.5 30.0 No No Yes Yes No No No Yes 10 0
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