geo-mapgen/biomes.csv

1	#Name	Stone	Fill	Top	Decos...
2	industrial	default:stone	default:dirt 2	default:silver_sandstone_block
3	urban	default:stone	default:dirt 2	default:stonebrick
4	dirt	default:stone	default:dirt 2	default:dirt_with_grass
5	grass	default:stone	default:dirt 2	default:dirt_with_grass	grass:0.50
6	dry_grass	default:stone	default:dirt	default:dirt_with_dry_grass	dry_grass:0.50
7	bushes	default:stone	default:dirt 2	default:dirt_with_grass	grass:0.50	bush:0.05
8	scrub	default:stone	default:dirt	default:dirt_with_dry_grass	dry_grass:0.50	dry_bush:0.05
9	deciduous_forest	default:stone	default:dirt 3	default:dirt_with_grass	grass:0.50	bush:0.01	tree:0.08	aspen_tree:0.02
10	coniferous_forest	default:stone	default:dirt 2	default:dirt_with_coniferous_litter	grass:0.20	fern:0.30	pine_tree:0.08
11	mixed_forest	default:stone	default:dirt 2	default:dirt_with_grass	grass:0.40	bush:0.01	tree:0.04	pine_tree:0.03	aspen_tree:0.02
12	rainforest	default:stone	default:dirt 3	default:dirt_with_rainforest_litter	jungletree:0.12	junglegrass:0.60
13	wetland	default:stone	default:dirt 3	default:dirt_with_grass	papyrus:0.2
14	fields	default:stone	default:dirt	default:dirt_with_grass	wheat:0.9
15	sand	default:stone		default:sand 4
16	desert	default:desert_stone		default:desert_sand 2	dry_shrub:0.005
17	rock	default:stone
18	gravel	default:stone		default:gravel 2
19	water	default:stone	default:sand 3	default:river_water_source
20	ice	default:stone	default:ice 6	default:snowblock
21	sea	default:stone	default:sand 3	default:water_source