diff --git a/technic_worldgen/oregen.lua b/technic_worldgen/oregen.lua
index 16a3b8d..fb7ac84 100644
--- a/technic_worldgen/oregen.lua
+++ b/technic_worldgen/oregen.lua
@@ -1,132 +1,157 @@
-local uranium_params = {offset = 0, scale = 1, spread = {x = 100, y = 100, z = 100}, seed = 420, octaves = 3, persist = 0.7}
+local uranium_params = {
+	offset = 0,
+	scale = 1,
+	spread = {x = 100, y = 100, z = 100},
+	seed = 420,
+	octaves = 3,
+	persist = 0.7
+}
 local uranium_threshold = 0.55
 
-local chromium_params = {offset = 0, scale = 1, spread = {x = 100, y = 100, z = 100}, seed = 421, octaves = 3, persist = 0.7}
+local chromium_params = {
+	offset = 0,
+	scale = 1,
+	spread = {x = 100, y = 100, z = 100},
+	seed = 421,
+	octaves = 3,
+	persist = 0.7
+}
 local chromium_threshold = 0.55
 
-local zinc_params = {offset = 0, scale = 1, spread = {x = 100, y = 100, z = 100}, seed = 422, octaves = 3, persist = 0.7}
+local zinc_params = {
+	offset = 0,
+	scale = 1,
+	spread = {x = 100, y = 100, z = 100},
+	seed = 422,
+	octaves = 3,
+	persist = 0.7
+}
 local zinc_threshold = 0.5
 
-local lead_params = {offset = 0, scale = 1, spread = {x = 100, y = 100, z = 100}, seed = 423, octaves = 3, persist = 0.7}
+local lead_params = {
+	offset = 0,
+	scale = 1,
+	spread = {x = 100, y = 100, z = 100},
+	seed = 423,
+	octaves = 3,
+	persist = 0.7
+}
 local lead_threshold = 0.3
 
 minetest.register_ore({
-	ore_type         = "scatter",
-	ore              = "technic:mineral_uranium",
-	wherein          = "default:stone",
-	clust_scarcity   = 8*8*8,
-	clust_num_ores   = 4,
-	clust_size       = 3,
-	y_min       = -300,
-	y_max       = -80,
-	noise_params     = uranium_params,
+	ore_type = "scatter",
+	ore = "technic:mineral_uranium",
+	wherein = "default:stone",
+	clust_scarcity = 8*8*8,
+	clust_num_ores = 4,
+	clust_size = 3,
+	y_min = -300,
+	y_max = -80,
+	noise_params = uranium_params,
 	noise_threshold = uranium_threshold,
 })
 
 minetest.register_ore({
-	ore_type         = "scatter",
-	ore              = "technic:mineral_chromium",
-	wherein          = "default:stone",
-	clust_scarcity   = 8*8*8,
-	clust_num_ores   = 2,
-	clust_size       = 3,
-	y_min       = -200,
-	y_max       = -100,
-	noise_params     = chromium_params,
+	ore_type = "scatter",
+	ore = "technic:mineral_chromium",
+	wherein = "default:stone",
+	clust_scarcity = 8*8*8,
+	clust_num_ores = 2,
+	clust_size = 3,
+	y_min = -200,
+	y_max = -100,
+	noise_params = chromium_params,
 	noise_threshold = chromium_threshold,
 })
 
 minetest.register_ore({
-	ore_type         = "scatter",
-	ore              = "technic:mineral_chromium",
-	wherein          = "default:stone",
-	clust_scarcity   = 6*6*6,
-	clust_num_ores   = 2,
-	clust_size       = 3,
-	y_min       = -31000,
-	y_max       = -200,
-	flags            = "absheight",
-	noise_params     = chromium_params,
+	ore_type = "scatter",
+	ore = "technic:mineral_chromium",
+	wherein = "default:stone",
+	clust_scarcity = 6*6*6,
+	clust_num_ores = 2,
+	clust_size = 3,
+	y_min = -31000,
+	y_max = -200,
+	flags = "absheight",
+	noise_params = chromium_params,
 	noise_threshold = chromium_threshold,
 })
 
 minetest.register_ore({
-	ore_type         = "scatter",
-	ore              = "technic:mineral_zinc",
-	wherein          = "default:stone",
-	clust_scarcity   = 8*8*8,
-	clust_num_ores   = 5,
-	clust_size       = 7,
-	y_min       = -32,
-	y_max       = 2,
-	noise_params     = zinc_params,
+	ore_type = "scatter",
+	ore = "technic:mineral_zinc",
+	wherein = "default:stone",
+	clust_scarcity = 8*8*8,
+	clust_num_ores = 5,
+	clust_size = 7,
+	y_min = -32,
+	y_max = 2,
+	noise_params = zinc_params,
 	noise_threshold = zinc_threshold,
 })
 
 minetest.register_ore({
-	ore_type         = "scatter",
-	ore              = "technic:mineral_zinc",
-	wherein          = "default:stone",
-	clust_scarcity   = 6*6*6,
-	clust_num_ores   = 4,
-	clust_size       = 3,
-	y_min       = -31000,
-	y_max       = -32,
-	flags            = "absheight",
-	noise_params     = zinc_params,
+	ore_type = "scatter",
+	ore = "technic:mineral_zinc",
+	wherein = "default:stone",
+	clust_scarcity = 6*6*6,
+	clust_num_ores = 4,
+	clust_size = 3,
+	y_min = -31000,
+	y_max = -32,
+	flags = "absheight",
+	noise_params = zinc_params,
 	noise_threshold = zinc_threshold,
 })
 
 minetest.register_ore({
-	ore_type         = "scatter",
-	ore              = "technic:mineral_lead",
-	wherein          = "default:stone",
-	clust_scarcity   = 9*9*9,
-	clust_num_ores   = 5,
-	clust_size       = 3,
-	y_min       = -16,
-	y_max       = 16,
-	noise_params     = lead_params,
+	ore_type = "scatter",
+	ore = "technic:mineral_lead",
+	wherein = "default:stone",
+	clust_scarcity = 9*9*9,
+	clust_num_ores = 5,
+	clust_size = 3,
+	y_min = -16,
+	y_max = 16,
+	noise_params = lead_params,
 	noise_threshold = lead_threshold,
 })
 
 minetest.register_ore({
-	ore_type         = "scatter",
-	ore              = "technic:mineral_lead",
-	wherein          = "default:stone",
-	clust_scarcity   = 8*8*8,
-	clust_num_ores   = 5,
-	clust_size       = 3,
-	y_min       = -128,
-	y_max       = -16,
-	noise_params     = lead_params,
+	ore_type = "scatter",
+	ore = "technic:mineral_lead",
+	wherein = "default:stone",
+	clust_scarcity = 8*8*8,
+	clust_num_ores = 5,
+	clust_size = 3,
+	y_min = -128,
+	y_max = -16,
+	noise_params = lead_params,
 	noise_threshold = lead_threshold,
 })
 
 minetest.register_ore({
-	ore_type         = "scatter",
-	ore              = "technic:mineral_lead",
-	wherein          = "default:stone",
-	clust_scarcity   = 6*6*6,
-	clust_num_ores   = 5,
-	clust_size       = 3,
-	y_min       = -31000,
-	y_max       = -128,
-	flags            = "absheight",
-	noise_params     = lead_params,
+	ore_type = "scatter",
+	ore = "technic:mineral_lead",
+	wherein = "default:stone",
+	clust_scarcity = 6*6*6,
+	clust_num_ores = 5,
+	clust_size = 3,
+	y_min = -31000,
+	y_max = -128,
+	flags = "absheight",
+	noise_params = lead_params,
 	noise_threshold = lead_threshold,
 })
 
 -- Sulfur
 local sulfur_buf = {}
-local sulfur_noise= nil
+local sulfur_noise
 
-minetest.register_on_generated(function(minp, maxp, seed)
+minetest.register_on_generated(function(minp, maxp)
 	local vm, emin, emax = minetest.get_mapgen_object("voxelmanip")
-	local a = VoxelArea:new{
-		MinEdge = {x = emin.x, y = emin.y, z = emin.z},
-		MaxEdge = {x = emax.x, y = emax.y, z = emax.z},
-	}
+	local a = VoxelArea:new({MinEdge=emin, MaxEdge=emax})
 	local data = vm:get_data(sulfur_buf)
 	local pr = PseudoRandom(17 * minp.x + 42 * minp.y + 101 * minp.z)
 	sulfur_noise = sulfur_noise or minetest.get_perlin(9876, 3, 0.5, 100)
@@ -142,7 +167,7 @@ minetest.register_on_generated(function(minp, maxp, seed)
 	for z = minp.z + math.floor(grid_size / 2), maxp.z, grid_size do
 		local c = data[a:index(x, y, z)]
 		if (c == c_lava or c == c_lava_flowing)
-		and sulfur_noise:get3d({x = x, y = z, z = z}) >= 0.4 then
+		and sulfur_noise:get_3d({x = x, y = z, z = z}) >= 0.4 then
 			for i in a:iter(
 				math.max(minp.x, x - grid_size),
 				math.max(minp.y, y - grid_size),
@@ -166,32 +191,37 @@ end)
 
 
 if technic.config:get_bool("enable_marble_generation") then
-minetest.register_ore({
-	ore_type       = "sheet",
-	ore            = "technic:marble",
-	wherein        = "default:stone",
-	clust_scarcity = 1,
-	clust_num_ores = 1,
-	clust_size     = 3,
-	y_min     = -31000,
-	y_max     = -50,
-	noise_threshold = 0.4,
-	noise_params = {offset=0, scale=15, spread={x=150, y=150, z=150}, seed=23, octaves=3, persist=0.70}
-})
+	minetest.register_ore({
+		ore_type = "sheet",
+		ore = "technic:marble",
+		wherein = "default:stone",
+		clust_scarcity = 1,
+		clust_num_ores = 1,
+		clust_size = 3,
+		y_min = -31000,
+		y_max = -50,
+		noise_threshold = 0.4,
+		noise_params = {
+			offset = 0, scale = 15, spread = {x = 150, y = 150, z = 150},
+			seed = 23, octaves = 3, persist = 0.70
+		}
+	})
 end
 
 if technic.config:get_bool("enable_granite_generation") then
-minetest.register_ore({
-	ore_type       = "sheet",
-	ore            = "technic:granite",
-	wherein        = "default:stone",
-	clust_scarcity = 1,
-	clust_num_ores = 1,
-	clust_size     = 4,
-	y_min     = -31000,
-	y_max     = -150,
-	noise_threshold = 0.4,
-	noise_params = {offset=0, scale=15, spread={x=130, y=130, z=130}, seed=24, octaves=3, persist=0.70}
-})
+	minetest.register_ore({
+		ore_type = "sheet",
+		ore = "technic:granite",
+		wherein = "default:stone",
+		clust_scarcity = 1,
+		clust_num_ores = 1,
+		clust_size = 4,
+		y_min = -31000,
+		y_max = -150,
+		noise_threshold = 0.4,
+		noise_params = {
+			offset = 0, scale = 15, spread = {x = 130, y = 130, z = 130},
+			seed = 24, octaves = 3, persist = 0.70
+		}
+	})
 end
-