--minetest.clear_registered_ores()
minetest.clear_registered_biomes()
minetest.clear_registered_decorations()
minetest.override_item("default:mossycobble", {tiles = {"default_ice.png"}})

	minetest.register_biome({
		name = "ice_crust",
		--node_dust = "default:gravel",
		node_top = "default:gravel",
		depth_top = 1,
		node_filler = "default:ice",
		depth_filler = 3,
		node_stone = "default:ice",
		node_water_top = "air",
		depth_water_top =1 ,
		node_water = "air",
		node_river_water = "air",
		y_min = -1033,
		y_max = 200,
		heat_point = 0,
		humidity_point = 10,
	})

	minetest.register_biome({
		name = "europa_ocean",
		--node_dust = "default:gravel",
		node_top = "default:water_source",
		depth_top = 1,
		node_filler = "default:water_source",
		depth_filler = 3,
		node_stone = "default:water_source",
		node_water_top = "default:water_source",
		depth_water_top =1 ,
		node_water = "default:water_source",
		node_river_water = "default:water_source",
		y_min = -3616,
		y_max = -1034,
		heat_point = 0,
		humidity_point = 0,
	})

	minetest.register_biome({
		name = "rocky_mantle",
		--node_dust = "default:gravel",
		node_top = "default:stone",
		depth_top = 1,
		node_filler = "default:stone",
		depth_filler = 3,
		node_stone = "default:stone",
		node_water_top = "air",
		depth_water_top =1 ,
		node_water = "air",
		node_river_water = "air",
		y_min = -22216,
		y_max = -3616,
		heat_point = 50,
		humidity_point = 0,
	})

	minetest.register_biome({
		name = "iron_core",
		--node_dust = "default:gravel",
		node_top = "default:steelblock",
		depth_top = 1,
		node_filler = "default:steelblock",
		depth_filler = 3,
		node_stone = "default:steelblock",
		node_water_top = "air",
		depth_water_top =1 ,
		node_water = "air",
		node_river_water = "air",
		y_min = -31000,
		y_max = -22217,
		heat_point = 100,
		humidity_point = 0,
	})
	
--creates the reddish streaks (not perfect yet, WIP)
	minetest.register_ore({
		ore_type       = "vein",
		ore            = "europa_moon:red_rocks",
		wherein        = "default:gravel",
		--clust_scarcity = 9 * 9 * 9,
		--clust_num_ores = 12,
		--clust_size     = 3,
		y_min          = -1033,
		y_max          = 200,
		biomes         = {"ice_crust"},
		noise_threshold = 0.5,
		noise_params = {
            offset = 0,
            scale = 1,
            spread = {x = 100, y = 100, z = 100},
            seed = 23,
            octaves = 3,
            persist = 0.7
		},
		random_factor = 0.01, --1.0,
	})