diff --git a/valleys_c/deco_rocks.lua b/valleys_c/deco_rocks.lua
deleted file mode 100644
index 60b05c3..0000000
--- a/valleys_c/deco_rocks.lua
+++ /dev/null
@@ -1,201 +0,0 @@
-----------------------
--- Decorative Rocks --
-----------------------
-
--- I'm feeling a bit zen...
-
--- Create a simple sphereoid from nodeboxes.
--- This isn't as nifty as I originally thought. The large ones are
--- ugly and the small ones are nearly invisible. I may stick with cubes.
-local function step_sphere(grid, pos, diameters, embed)
-	local step = {x=diameters.x * 0.2, y=diameters.y * 0.2, z=diameters.z * 0.2}
-	local rock = {}
-
-	if embed then
-		embed = 1
-	else
-		embed = 0
-	end
-
-	rock[1] = pos.x + step.x
-	rock[2] = pos.y + (step.y * embed)
-	rock[3] = pos.z
-	rock[4] = pos.x + diameters.x - step.x
-	rock[5] = diameters.y + pos.y - step.y - (step.y * embed)
-	rock[6] = pos.z + diameters.z
-	push(grid, rock)
-
-	rock = {}
-	rock[1] = pos.x
-	rock[2] = pos.y + (step.y * embed)
-	rock[3] = pos.z + step.z
-	rock[4] = pos.x + step.x
-	rock[5] = diameters.y + pos.y - step.y - (step.y * embed)
-	rock[6] = pos.z + diameters.z - step.z
-	push(grid, rock)
-
-	rock = {}
-	rock[1] = pos.x + diameters.x - step.x
-	rock[2] = pos.y + (step.y * embed)
-	rock[3] = pos.z + step.z
-	rock[4] = pos.x + diameters.x
-	rock[5] = diameters.y + pos.y - step.y - (step.y * embed)
-	rock[6] = pos.z + diameters.z - step.z
-	push(grid, rock)
-
-	if not embed then
-		rock = {}
-		rock[1] = pos.x + step.x
-		rock[2] = pos.y
-		rock[3] = pos.z + step.z
-		rock[4] = pos.x + diameters.x - step.x
-		rock[5] = step.y + pos.y
-		rock[6] = pos.z + diameters.z - step.z
-		push(grid, rock)
-	end
-
-	rock = {}
-	rock[1] = pos.x + step.x
-	rock[2] = diameters.y + pos.y - step.y - (step.y * embed)
-	rock[3] = pos.z + step.z
-	rock[4] = pos.x + diameters.x - step.x
-	rock[5] = diameters.y + pos.y - (step.y * embed)
-	rock[6] = pos.z + diameters.z - step.z
-	push(grid, rock)
-end
-
--- Place a small nodebox.
-local function small_cube(grid, pos, diameters)
-	local rock = {}
-
-	rock[1] = pos.x
-	rock[2] = pos.y
-	rock[3] = pos.z
-	rock[4] = pos.x + diameters.x
-	rock[5] = pos.y + diameters.y
-	rock[6] = pos.z + diameters.z
-	push(grid, rock)
-end
-
-
--- Create some tiles of small rocks that can be picked up.
-local default_grid
-local tiles = {"default_stone.png", "default_desert_stone.png", "default_sandstone.png"}
-
-for grid_count = 1,6 do
-	local grid = {}
-	for rock_count = 2, math.random(1,4) + 1 do
-		local diameter = math.random(5,15)/100
-		local x = math.random(1,80)/100 - 0.5
-		local z = math.random(1,80)/100 - 0.5
-		--step_sphere(grid, {x=x,y=-0.5,z=z}, {x=diameter, y=diameter, z=diameter})
-		small_cube(grid, {x=x,y=-0.5,z=z}, {x=diameter, y=diameter, z=diameter})
-	end
-
-	--local stone = tiles[math.random(1,#tiles)]
-	local stone = tiles[(grid_count % #tiles) + 1]
-
-	minetest.register_node("lib_ecology:small_rocks"..grid_count, {
-		description = "Small Rocks",
-		tiles = {stone},
-		is_ground_content = true,
-		walkable = false,
-		paramtype = "light",
-		drawtype = "nodebox",
-		buildable_to = true,
-		node_box = { type = "fixed", 
-								 fixed = grid },
-		selection_box = { type = "fixed", 
-											fixed = {-0.5, -0.5, -0.5, 0.5, -5/16, 0.5},
-										},
-		groups = {stone=1, oddly_breakable_by_hand=3},
-		drop = "lib_ecology:small_rocks",
-		sounds = default.node_sound_stone_defaults(),
-	})
-
-	minetest.register_decoration({
-		deco_type = "simple",
-		decoration = "lib_ecology:small_rocks"..grid_count,
-		sidelen = 80,
-		place_on = {"group:soil", "group:sand", "group:stone"},
-		fill_ratio = 0.002,
-		biomes = {"lib_ecology_sandstone_grassland", "lib_ecology_tundra", "lib_ecology_taiga", "lib_ecology_stone_grassland", "lib_ecology_coniferous_forest", "lib_ecology_deciduous_forest", "lib_ecology_desert", "lib_ecology_cold_desert", "lib_ecology_savanna", "lib_ecology_rainforest", "lib_ecology_desertstone_grassland", },
-		flags = "place_center_x, place_center_z",
-		rotation = "random",
-	})
-
-	default_grid = grid
-end
-
--- This is the inventory item, so we don't have six different stacks.
-minetest.register_node("lib_ecology:small_rocks", {
-	description = "Small Rocks",
-	tiles = {"default_stone.png"},
-	inventory_image = "vmg_small_rocks.png",
-	is_ground_content = true,
-	walkable = false,
-	paramtype = "light",
-	drawtype = "nodebox",
-	node_box = { type = "fixed", 
-							 fixed = default_grid },
-	selection_box = { type = "fixed", 
-										fixed = {-0.5, -0.5, -0.5, 0.5, -5/16, 0.5},
-									},
-	groups = {stone=1, oddly_breakable_by_hand=3},
-	sounds = default.node_sound_stone_defaults(),
-})
-
-
----- Create some larger rocks that can be mined.
---local tiles = {"default_stone.png", "default_desert_stone.png", "default_sandstone.png"}
---local sel = {{-0.4,-0.5,-0.4,0.4,0.0,0.3}, {-0.4,-0.5,-0.4,0.2,-0.1,0.3}, {-0.3,-0.5,-0.3,0.2,-0.2,0.3}}
---
---for count = 1,9 do
---	local stone = tiles[(count % #tiles) + 1]
---	--local grid = {}
---	--step_sphere(grid, {x=-0.25,y=-0.5,z=-0.25}, {x=0.5, y=0.3, z=0.5})
---
---	minetest.register_node("lib_ecology:medium_rock"..count, {
---		description = "Medium Rock",
---		tiles = {stone},
---		is_ground_content = true,
---		walkable = true,
---		paramtype = "light",
---		--drawtype = "mesh",
---		drawtype = "nodebox",
---		--mesh = "rock0"..math.ceil(count / 3)..".b3d",
---		node_box = {
---			type = "fixed", 
---			fixed = {
---				-0.25, -0.5, -0.25, 0.25, -0.25, 0.25,
---			},
---		},
---		selection_box = {type="fixed", fixed=sel[math.ceil(count / 3)]},
---		groups = {stone=1, cracky=3},
---		drop = "default:cobble",
---		sounds = default.node_sound_stone_defaults(),
---	})
---
---	minetest.register_decoration({
---		deco_type = "simple",
---		decoration = "lib_ecology:medium_rock"..count,
---		sidelen = 80,
---		place_on = {"group:soil", "group:sand"},
---		fill_ratio = 0.001,
---		biomes = {"sandstone_grassland", "tundra", "taiga", "stone_grassland", "coniferous_forest", "deciduous_forest", "desert", "cold_desert", "savanna", "rainforest", "desertstone_grassland", },
---		flags = "place_center_x, place_center_z",
---		rotation = "random",
---	})
---end
-
-
--- Small rocks can be used to create cobblestone, if you like.
-minetest.register_craft({
-	output = "default:cobble",
-	recipe = {
-		{"", "", ""},
-		{"lib_ecology:small_rocks", "lib_ecology:small_rocks", ""},
-		{"lib_ecology:small_rocks", "lib_ecology:small_rocks", ""},
-	},
-})
-