diff --git a/mods/ITEMS/mcl_colorblocks/init.lua b/mods/ITEMS/mcl_colorblocks/init.lua
index dff30484a..596850fd0 100644
--- a/mods/ITEMS/mcl_colorblocks/init.lua
+++ b/mods/ITEMS/mcl_colorblocks/init.lua
@@ -94,61 +94,6 @@ for _, row in ipairs(block.dyes) do
 		_mcl_hardness = 1.25,
 	})
 
-	minetest.register_node("mcl_colorblocks:concrete_powder_"..name, {
-		description = sdesc_cp,
-		_tt_help = ltt_cp,
-		_doc_items_longdesc = ldesc_cp,
-		_doc_items_create_entry = create_entry,
-		_doc_items_entry_name = ename_cp,
-		tiles = {"mcl_colorblocks_concrete_powder_"..name..".png"},
-		groups = {handy=1,shovely=1, concrete_powder=1,building_block=1,falling_node=1, material_sand=1, float=1},
-		stack_max = 64,
-		is_ground_content = false,
-		sounds = mcl_sounds.node_sound_sand_defaults(),
-		on_place = function(itemstack, placer, pointed_thing)
-			if pointed_thing.type ~= "node" then
-				return itemstack
-			end
-
-			-- Call on_rightclick if the pointed node defines it
-			local unode = minetest.get_node(pointed_thing.under)
-			if placer and not placer:get_player_control().sneak then
-				if minetest.registered_nodes[unode.name] and minetest.registered_nodes[unode.name].on_rightclick then
-					return minetest.registered_nodes[unode.name].on_rightclick(pointed_thing.under, unode, placer, itemstack) or itemstack
-				end
-			end
-
-			-- If placed in water, immediately harden this node
-			local n = minetest.get_node(pointed_thing.above)
-			local oldname = itemstack:get_name()
-			if minetest.get_item_group(n.name, "water") ~= 0 then
-				itemstack:set_name(itemstack:get_definition()._mcl_colorblocks_harden_to)
-			end
-			itemstack = minetest.item_place_node(itemstack, placer, pointed_thing)
-			itemstack:set_name(oldname)
-			return itemstack
-		end,
-
-		-- Specify the node to which this node will convert after getting in contact with water
-		_mcl_colorblocks_harden_to = "mcl_colorblocks:concrete_"..name,
-		_mcl_blast_resistance = 0.5,
-		_mcl_hardness = 0.5,
-	})
-
-	minetest.register_node("mcl_colorblocks:concrete_"..name, {
-		description = sdesc_c,
-		_doc_items_longdesc = ldesc_c,
-		_doc_items_create_entry = create_entry,
-		_doc_items_entry_name = ename_c,
-		tiles = {"mcl_colorblocks_concrete_"..name..".png"},
-		groups = {handy=1,pickaxey=1, concrete=1,building_block=1, material_stone=1},
-		stack_max = 64,
-		is_ground_content = false,
-		sounds = mcl_sounds.node_sound_stone_defaults(),
-		_mcl_blast_resistance = 1.8,
-		_mcl_hardness = 1.8,
-	})
-
 	local tex = "mcl_colorblocks_glazed_terracotta_"..name..".png"
 	local texes = { tex, tex, tex.."^[transformR180", tex, tex.."^[transformR270", tex.."^[transformR90" }
 	minetest.register_node("mcl_colorblocks:glazed_terracotta_"..name, {