Sulfur Caves – Biome | 9Minecraft Wiki

Contents (3)

Mobs that spawn here
Climate
Data

Mobs that spawn here

Category	Mob	Weight	Group size
ambient	Bat	10	8
monster	Sulfur Cube	100	random 2–4
monster	Creeper	50	2
monster	Skeleton	50	2
monster	Slime	25	1
monster	Cave Spider	20	1
monster	Zombie	50	2
monster	Enderman	10	1
monster	Witch	1	1
monster	Zombie Villager	5	1

Climate

Temperature	0.8
Downfall	0.4
Precipitation	True
Sky colour	#78a7ff
Water colour	#34bf89

Data

From data/minecraft/worldgen/biome/sulfur_caves.json.

attributes

audio/background_music	`{"default": {"max_delay": 24000, "min_delay": 12000, "sound": "minecraft:music.overworld.sulfur_caves"}}`
gameplay/natural_mob_spawns	`{"argument": {"spawn_costs": {}, "spawns_by_category": {"ambient": [{"type": "minecraft:bat", "count": 8, "weight": 10}], "monster": [{"type": "minecraft:sulfur_cube", "count": {"type": "minecraft:uniform", "max_inclusive": 4, "min_inclusive": 2}, "weight": 1…`
visual/fog_color	#8cb831
visual/sky_color	#78a7ff
visual/water_fog_color	#17543c

carvers ["minecraft:cave", "minecraft:cave_extra_underground", "minecraft:canyon"]

downfall 0.4

effects {"grass_color": "#aba64f", "water_color": "#34bf89"}

features [[], ["minecraft:lake_lava_underground", "minecraft:lake_lava_surface", "minecraft:rooted_sulfur_spring", "minecraft:sulfur_pool"], ["minecraft:amethyst_geode"], ["minecraft:monster_room", "minecraft:monster_room_deep"], [], [], ["minecraft:ore_dirt", "minecr…

has_precipitation true

temperature 0.8

Extracted from Minecraft 26.4-snapshot-5 on 22 October 2026. 9Minecraft is not affiliated with Mojang or Microsoft.

Identifier	`minecraft:sulfur_caves`
Kind	Biome
Source	`worldgen/biome/sulfur_caves.json`