1 minecraft:netherrack
2 minecraft:air
3 quark:netherrack_speleothem[size=big]
4 minecraft:magma
5 natura:nether_tainted_soil[type=tainted_soil]
6 minecraft:lava[level=0]
7 thermalfoundation:ore_fluid[type=glowstone]
8 minecraft:fire[age=0,east=false,north=false,south=false,up=false,west=false]
9 minecraft:quartz_stairs[facing=south,half=bottom,shape=straight]
10 minecraft:stone_slab[half=top,variant=quartz]
11 tconstruct:ore[type=cobalt]
12 minecraft:stone_slab[half=bottom,variant=quartz]
13 minecraft:quartz_ore
14 natura:nether_purple_large_glowshroom[variant=south]
15 natura:nether_purple_large_glowshroom[variant=south_west]
16 quark:netherrack_speleothem[size=medium]
17 natura:nether_purple_large_glowshroom[variant=stem]
18 tconstruct:ore[type=ardite]
19 minecraft:hardened_clay
20 minecraft:flowing_lava[level=0]
21 biomesoplenty:grass[snowy=false,variant=overgrown_netherrack]
22 minecraft:coal_block
23 minecraft:obsidian
24 natura:nether_glowshroom[type=blue]
25 minecraft:stained_hardened_clay[color=black]
26 minecraft:glowstone
27 minecraft:lava[level=2]
28 minecraft:lava[level=1]
29 natura:nether_glowshroom[type=green]
30 minecraft:bone_block[axis=z]
31 minecraft:bone_block[axis=y]
32 minecraft:bone_block[axis=x]
33 minecraft:brown_mushroom
34 minecraft:quartz_stairs[facing=east,half=bottom,shape=straight]
35 minecraft:quartz_stairs[facing=west,half=bottom,shape=straight]
36 minecraft:quartz_block[variant=default]
37 quark:basalt[variant=stone_basalt]
38 minecraft:quartz_stairs[facing=north,half=bottom,shape=straight]
39 natura:nether_green_large_glowshroom[variant=stem]
40 natura:nether_leaves[check_decay=false,decayable=true,type=ghostwood]
41 biomesoplenty:ash_block
42 minecraft:red_mushroom
43 minecraft:quartz_stairs[facing=north,half=top,shape=straight]
44 natura:nether_leaves[check_decay=true,decayable=true,type=ghostwood]
45 natura:nether_thorn_vines[east=false,north=true,south=true,up=false,west=true]
46 natura:nether_thorn_vines[east=true,north=true,south=true,up=false,west=false]
47 natura:nether_thorn_vines[east=true,north=false,south=false,up=false,west=false]
48 minecraft:quartz_stairs[facing=east,half=top,shape=straight]
49 natura:nether_leaves[check_decay=false,decayable=true,type=fusewood]
50 natura:nether_leaves[check_decay=true,decayable=true,type=fusewood]
