Multiple changes:

- Adjust giant tree spawns.
- Remove dragon from dungeons.
- Adjust all abms.
- Allow giant trees to grow back damage.
- Revamp ice trap.
- Fix iron moonstone and coral teleporters.

abms.lua

@@ -186,8 +186,8 @@ end)
 -- Exploding fungal fruit
 minetest.register_abm({
 	nodenames = {"fun_caves:fungal_tree_fruit"},
-	interval = 20 * fun_caves.time_factor,
-	chance = 15,
+	interval = 2 * fun_caves.time_factor,
+	chance = 150,
 	catch_up = false,
 	action = function(pos, node)
 		fun_caves.soft_boom(pos)
@@ -198,8 +198,8 @@ minetest.register_abm({
 minetest.register_abm({
 	nodenames = {"fun_caves:fungal_tree_fruit"},
 	neighbors = {"fire:basic_flame"},
-	interval = 10 * fun_caves.time_factor,
-	chance = 5,
+	interval = fun_caves.time_factor,
+	chance = 50,
 	catch_up = false,
 	action = function(pos, node)
 		fun_caves.soft_boom(pos)
@@ -211,8 +211,8 @@ minetest.register_abm({
 -- since it only checks below the node.
 minetest.register_abm({
 	nodenames = {"fun_caves:giant_mushroom_cap", "fun_caves:huge_mushroom_cap"},
-	interval = 5 * fun_caves.time_factor,
-	chance = 5,
+	interval = fun_caves.time_factor,
+	chance = 25,
 	action = function(pos, node)
 		-- Check for stem under the cap.
 		local node_under = minetest.get_node_or_nil({x = pos.x, y = pos.y - 1, z = pos.z})
@@ -226,8 +226,8 @@ minetest.register_abm({
 -- Destroy mushroom caps in the light.
 minetest.register_abm({
 	nodenames = {"fun_caves:giant_mushroom_cap", "fun_caves:huge_mushroom_cap"},
-	interval = 15 * fun_caves.time_factor,
-	chance = 15,
+	interval = 2 * fun_caves.time_factor,
+	chance = 110,
 	action = function(pos, node)
 		if (minetest.get_node_light(pos, nil) or 99) >= fun_caves.light_max + 2 then
 			minetest.set_node(pos, {name = "air"})
@@ -240,12 +240,40 @@ minetest.register_abm({
 -- creation
 ------------------------------------------------------------
 
+minetest.register_abm({
+	nodenames = { "fun_caves:tree", 'fun_caves:ironwood', 'fun_caves:diamondwood' },
+	neighbors = {'air'},
+	interval = 5 * fun_caves.time_factor,
+	chance = 900,
+	catch_up = false,
+	action = function(pos, node)
+		local new_pos = minetest.find_node_near(pos, 1, {'fun_caves:bark', 'fun_caves:leaves'})
+		if new_pos then
+			return
+		end
+
+		new_pos = minetest.find_node_near(pos, 1, "air")
+		if not new_pos then
+			return
+		end
+
+		if math.random(50) == 1 then
+			minetest.set_node(new_pos, {name = "fun_caves:diamondwood"})
+		elseif math.random(25) == 1 then
+			minetest.set_node(new_pos, {name = "fun_caves:ironwood"})
+		else
+			minetest.set_node(new_pos, {name = "fun_caves:tree"})
+		end
+		print('tree +1')
+	end
+})
+
 -- vacuum sucks
 minetest.register_abm({
 	nodenames = {"fun_caves:vacuum"},
 	neighbors = {"air"},
 	interval = fun_caves.time_factor,
-	chance = 1,
+	chance = 10,
 	action = function(pos, node)
 		if pos.y <= 11168 or pos.y >= 15168 then
 			return
@@ -267,8 +295,8 @@ minetest.register_abm({
 minetest.register_abm({
 	nodenames = fungal_tree_leaves,
 	neighbors = {"air", "group:liquid"},
-	interval = 5 * fun_caves.time_factor,
-	chance = 10,
+	interval = fun_caves.time_factor,
+	chance = 50,
 	catch_up = false,
 	action = function(pos, node)
 		if (minetest.get_node_light(pos, nil) or 99) >= fun_caves.light_max + 2 then
@@ -308,8 +336,8 @@ minetest.register_abm({
 -- mushroom growth -- caps regenerate in time
 minetest.register_abm({
 	nodenames = {"fun_caves:giant_mushroom_stem"},
-	interval = 15 * fun_caves.time_factor,
-	chance = 10,
+	interval = 2 * fun_caves.time_factor,
+	chance = 75,
 	action = function(pos, node)
 		local pos_up = {x=pos.x,y=pos.y+1,z=pos.z}
 		local node_up = minetest.get_node_or_nil(pos_up)
@@ -327,8 +355,8 @@ minetest.register_abm({
 minetest.register_abm({
 	nodenames = {"default:dirt"},
 	neighbors = {"air"},
-	interval = 10 * fun_caves.time_factor,
-	chance = 15,
+	interval = 2 * fun_caves.time_factor,
+	chance = 75,
 	action = function(pos, node)
 		if pos.y > 0 then
 			return
@@ -350,8 +378,8 @@ minetest.register_abm({
 -- mushroom growth -- small into huge
 minetest.register_abm({
 	nodenames = mushrooms,
-	interval = 75 * fun_caves.time_factor,
-	chance = 25,
+	interval = 5 * fun_caves.time_factor,
+	chance = 375,
 	action = function(pos, node)
 		-- Clumsy, but it's the best way to limit them to caves.
 		if pos.y > 0 then
@@ -379,8 +407,8 @@ minetest.register_abm({
 -- mushroom growth -- huge into giant
 minetest.register_abm({
 	nodenames = {"fun_caves:huge_mushroom_cap"},
-	interval = 300 * fun_caves.time_factor,
-	chance = 30,
+	interval = 9 * fun_caves.time_factor,
+	chance = 1000,
 	action = function(pos, node)
 		local pos_up = {x=pos.x,y=pos.y+1,z=pos.z}
 		local node_up = minetest.get_node_or_nil(pos_up)
@@ -404,8 +432,8 @@ minetest.register_abm({
 -- Spike spread and death
 minetest.register_abm({
 	nodenames = fun_caves.hot_spikes,
-	interval = 30 * fun_caves.time_factor,
-	chance = 30,
+	interval = 3 * fun_caves.time_factor,
+	chance = 300,
 	action = function(pos, node)
 		if not fun_caves.hot_spike then
 			return
@@ -448,9 +476,9 @@ minetest.register_abm({
 minetest.register_abm({
 	nodenames = {"default:dirt_with_grass", "default:dirt_with_dry_grass"},
 	neighbors = {"air"},
-	interval = 1000000 * fun_caves.time_factor,
+	interval = 10000 * fun_caves.time_factor,
 	catch_up = false,
-	chance = 30000,
+	chance = 3000000,
 	action = function(pos, node)
 		local ps = {}
 		local players = minetest.get_connected_players()
@@ -478,8 +506,8 @@ minetest.register_abm({
 -- Remove old craters.
 minetest.register_abm({
 	nodenames = {"fun_caves:meteorite_crater"},
-	interval = 100 * fun_caves.time_factor,
-	chance = 10,
+	interval = 3 * fun_caves.time_factor,
+	chance = 330,
 	action = function(pos, node)
 		minetest.set_node(pos, {name="default:dirt"})
 	end

goblin.lua

@@ -26,6 +26,7 @@ local function goblin_do(self)
 		return
 	end
 
+	local cold_natured = false
 	local pos = self.object:getpos()
 	pos.y = pos.y + 0.5
 
@@ -51,7 +52,8 @@ local function goblin_do(self)
 	-- place a trap
 	local trap = 'fun_caves:mossycobble_trap'
 	if self.name == 'fun_caves:goblin_ice' then
-		trap = 'fun_caves:stone_with_ice_trap'
+		cold_natured = true
+		trap = 'fun_caves:ice_trap'
 		fun_caves.search_replace(pos, trap_freq, {"default:ice"}, trap)
 	else
 		if self.name == 'fun_caves:goblin_coal' then
@@ -73,7 +75,7 @@ local function goblin_do(self)
 		fun_caves.search_replace(pos, trap_freq, {"group:stone", "default:sandstone"}, trap)
 	end
 
-	fun_caves.surface_damage(self)
+	fun_caves.surface_damage(self, cold_natured)
 end
 
 
@@ -513,7 +515,7 @@ minetest.register_abm({
 
 minetest.register_node("fun_caves:ice_trap", {
 	description = "Ice Trap",
-	tiles = {"default_ice.png^default_mineral_coal.png"},
+	tiles = {"default_ice.png^fun_caves_mineral_moonstone.png"},
 	groups = {cracky = 3},
 	drop = 'default:ice',
 	is_ground_content = false,
@@ -527,9 +529,20 @@ minetest.register_abm({
 	action = function(pos, node, active_object_count, active_object_count_wider)
 		for _,object in ipairs(minetest.env:get_objects_inside_radius(pos, 2)) do
 			if object:is_player() then
-				minetest.set_node(pos, {name="fire:basic_flame"})
-				if object:get_hp() > 0 then
-					object:set_hp(object:get_hp()-2)
+				local ppos = object:getpos()
+				if ppos then
+					ppos.y = ppos.y + 1
+					local p1 = vector.subtract(ppos, 2)
+					local p2 = vector.add(ppos, 2)
+					local nodes = minetest.find_nodes_in_area(p1, p2, 'air')
+					for _, npos in pairs(nodes) do
+						minetest.set_node(npos, {name="default:ice"})
+						minetest.set_node(pos, {name="default:ice"})
+					end
+
+					if object:get_hp() > 0 then
+						object:set_hp(object:get_hp()-2)
+					end
 				end
 			end
 		end

mobs.lua

@@ -11,7 +11,7 @@ fun_caves.search_replace = function(pos, search_rate, replace_what, replace_with
 		if #nodelist > 0 then
 			for _, new_pos in pairs(nodelist) do 
 				minetest.set_node(new_pos, {name = replace_with})
-				return  -- only one at a time
+				return true  -- only one at a time
 			end
 		end
 	end
@@ -179,6 +179,8 @@ if minetest.registered_entities["dmobs:fox"] then
 		end
 	end
 
+	minetest.registered_entities["dmobs:fox"].type = 'animal'
+
 	local m = table.copy(minetest.registered_entities["dmobs:fox"])
 	m.name = 'fun_caves:fire_fox'
 	m.damage = 3
@@ -255,6 +257,10 @@ if minetest.registered_entities["mobs:bee"] then
 			return
 		end
 
+		-- To keep bees from summoning infinitely, they lose health each round.
+		self.health = self.health - 1
+		check_for_death(self)
+
 		local prob = 10
 		if self.name == 'fun_caves:killer_bee_queen' then
 			prob = 4
@@ -286,7 +292,9 @@ if minetest.registered_entities["mobs:bee"] then
 		pos.y = pos.y + 1
 
 		if self.name == 'fun_caves:killer_bee' then
-			fun_caves.search_replace(pos, 10, {'group:tree', 'fun_caves:glowing_fungal_wood',}, 'air')
+			fun_caves.search_replace(pos, 5, {'group:tree', 'fun_caves:glowing_fungal_wood',}, 'air')
+		else
+			fun_caves.search_replace(pos, 25, {'group:tree', 'fun_caves:glowing_fungal_wood',}, 'air')
 		end
 		fun_caves.search_replace(pos, 10, {"fun_caves:tree"}, "fun_caves:glowing_fungal_wood")
 		fun_caves.search_replace(pos, 60, {"fun_caves:glowing_fungal_wood", 'fun_caves:sap'}, "air")
@@ -346,8 +354,8 @@ if minetest.registered_entities["mobs:bee"] then
 	})
 
 
-	mobs:register_spawn("fun_caves:killer_bee", {"fun_caves:tree", "fun_caves:ironwood", "fun_caves:diamondwood"}, 20, -1, 300, 5, 31000)
-	mobs:register_spawn("fun_caves:killer_bee", {"fun_caves:glowing_fungal_wood"}, 20, -1, 100, 5, 31000)
+	mobs:register_spawn("fun_caves:killer_bee", {"fun_caves:tree", "fun_caves:ironwood", "fun_caves:diamondwood"}, 20, -1, 2000, 5, 31000)
+	mobs:register_spawn("fun_caves:killer_bee", {"fun_caves:glowing_fungal_wood"}, 20, -1, 150, 5, 31000)
 	mobs:register_egg("fun_caves:killer_bee", "Killer Bee", "mobs_bee_inv.png", 1)
 
 
@@ -362,7 +370,7 @@ if minetest.registered_entities["mobs:bee"] then
 	minetest.registered_entities["fun_caves:killer_bee_drone"] = m
 	mobs.spawning_mobs["fun_caves:killer_bee_drone"] = true
 
-	mobs:register_spawn("fun_caves:killer_bee_drone", {"fun_caves:tree", "fun_caves:ironwood", "fun_caves:diamondwood"}, 20, -1, 1000, 5, 31000)
+	mobs:register_spawn("fun_caves:killer_bee_drone", {"fun_caves:glowing_fungal_wood"}, 20, -1, 300, 3, 31000)
 
 	m = table.copy(minetest.registered_entities["fun_caves:killer_bee"])
 	m.name = 'fun_caves:killer_bee_queen'
@@ -375,7 +383,7 @@ if minetest.registered_entities["mobs:bee"] then
 	minetest.registered_entities["fun_caves:killer_bee_queen"] = m
 	mobs.spawning_mobs["fun_caves:killer_bee_queen"] = true
 
-	mobs:register_spawn("fun_caves:killer_bee_queen", {"fun_caves:tree", "fun_caves:ironwood", "fun_caves:diamondwood"}, 20, -1, 4000, 5, 31000)
+	mobs:register_spawn("fun_caves:killer_bee_queen", {"fun_caves:glowing_fungal_wood"}, 20, -1, 600, 1, 31000)
 end
 
 if minetest.registered_entities["kpgmobs:wolf"] then
@@ -415,8 +423,8 @@ end
 
 if minetest.registered_entities["mobs_fish:clownfish"] then
 	--local l_spawn_near		= {"default:sand","default:dirt","group:seaplants","group:seacoral"}
-	mobs:spawn_specific("mobs_fish:clownfish", {"default:water_source", "default:water_flowing"}, {"default:sand","default:dirt", "fun_caves:cloud", "fun_caves:storm_cloud","group:seaplants","group:seacoral"}, 5, 20, 30, 10000, 1, 4000, 5000)
-	mobs:spawn_specific("mobs_fish:tropical", {"default:water_source", "default:water_flowing"}, {"default:sand","default:dirt", "fun_caves:cloud", "fun_caves:storm_cloud","group:seaplants","group:seacoral"}, 5, 20, 30, 10000, 1, 4000, 5000)
+	mobs:spawn_specific("mobs_fish:clownfish", {"default:water_source", "default:water_flowing"}, {'fun_caves:water_plant_1_water_cloud', 'fun_caves:water_plant_1_water_storm_cloud'}, 5, 20, 30, 10000, 1, 4000, 5000)
+	mobs:spawn_specific("mobs_fish:tropical", {"default:water_source", "default:water_flowing"}, {'fun_caves:water_plant_1_water_cloud', 'fun_caves:water_plant_1_water_storm_cloud'}, 5, 20, 30, 10000, 1, 4000, 5000)
 	mobs:spawn_specific("mobs_fish:tropical", {"default:water_source", "default:water_flowing"}, nil, 5, 20, 30, 10000, 1, 8769, 8798)
 end
 
@@ -679,7 +687,6 @@ local t_mobs = {
 	"dmobs:orc",
 	"dmobs:ogre",
 	"dmobs:ogre",
-	"dmobs:dragon",
 }
 for _, mob in pairs(t_mobs) do
 	if minetest.registered_entities[mob] then

nodes.lua

@@ -145,7 +145,13 @@ local function teleporter(user, area, power)
 		if area == 'overworld' then
 			newpos = {x=(math.random(2)*2-3)*(math.random(math.floor(max_depth/6))+power*math.floor(max_depth/6)), y=120, z=(math.random(2)*2-3)*(math.random(math.floor(max_depth/6))+power*math.floor(max_depth/6))}
 		elseif area == 'hell' then
-			newpos = {x=pos.x, y=fun_caves.underzones[({'Caina','Phlegethos','Dis','Minauros','Styx'})[power+1]].ceiling-30, z=pos.z}
+			newpos = {x=pos.x, y=fun_caves.underzones[({'Caina','Phlegethos','Dis','Minauros', 'Phlegethos','Styx'})[power+1]].ceiling-30, z=pos.z}
+		elseif area == 'sky' then
+			newpos = {x=pos.x, y=({4368, 8768, 13168, 4368, 4368, 4368})[power+1]+76, z=pos.z}
+		elseif area == 'dungeon' then
+			return
+		elseif area == 'underworld' then
+			return
 		else
 			return
 		end
@@ -162,10 +168,61 @@ local function teleporter(user, area, power)
 	end
 end
 
-minetest.register_craftitem("fun_caves:teleporter_iron_coral", {
+minetest.register_craftitem("fun_caves:teleporter_iron_moonstone", {
 	description = "Iron and Moonstone Teleporter",
 	drawtype = "plantlike",
 	paramtype = "light",
+	tiles = {"fun_caves_tesseract_iron_moon.png"},
+	inventory_image = "fun_caves_tesseract_iron_moon.png",
+	groups = {dig_immediate = 3},
+	sounds = default.node_sound_stone_defaults(),
+	on_use = function(itemstack, user, pointed_thing)
+		teleporter(user, 'sky', 0)
+	end,
+})
+
+minetest.register_craft({
+	output = 'fun_caves:teleporter_iron_moonstone',
+	recipe = {
+		{'fun_caves:sky_iron', 'fun_caves:pure_copper', 'fun_caves:sky_iron'},
+		{'fun_caves:moonstone', 'fun_caves:moonstone', 'fun_caves:moonstone'},
+		{'fun_caves:sky_iron', 'default:obsidian_shard', 'fun_caves:sky_iron'},
+	}
+})
+
+minetest.register_craftitem("fun_caves:moonstone", {
+	description = "Moonstone",
+	drawtype = "plantlike",
+	paramtype = "light",
+	tiles = {"fun_caves_moonstone.png"},
+	inventory_image = "fun_caves_moonstone.png",
+	groups = {dig_immediate = 3},
+	sounds = default.node_sound_stone_defaults(),
+})
+
+minetest.register_node("fun_caves:stone_with_moonstones", {
+	description = "Moonstone Ore",
+	tiles = {"default_stone.png^fun_caves_mineral_moonstone.png"},
+	groups = {cracky = 1},
+	drop = "fun_caves:moonstone",
+	sounds = default.node_sound_stone_defaults(),
+})
+
+minetest.register_ore({
+	ore_type       = "scatter",
+	ore            = "fun_caves:stone_with_moonstones",
+	wherein        = "default:stone",
+	clust_scarcity = 21 * 21 * 21,
+	clust_num_ores = 1,
+	clust_size     = 1,
+	y_min          = -31000,
+	y_max          = 31000,
+})
+
+minetest.register_craftitem("fun_caves:teleporter_iron_coral", {
+	description = "Iron and Coral Teleporter",
+	drawtype = "plantlike",
+	paramtype = "light",
 	tiles = {"fun_caves_tesseract_iron_coral.png"},
 	inventory_image = "fun_caves_tesseract_iron_coral.png",
 	groups = {dig_immediate = 3},
@@ -178,7 +235,7 @@ minetest.register_craftitem("fun_caves:teleporter_iron_coral", {
 minetest.register_craft({
 	output = 'fun_caves:teleporter_iron_coral',
 	recipe = {
-		{'fun_caves:sky_iron', 'default:copper_ingot', 'fun_caves:sky_iron'},
+		{'fun_caves:sky_iron', 'fun_caves:pure_copper', 'fun_caves:sky_iron'},
 		{'fun_caves:coral_gem', 'fun_caves:coral_gem', 'fun_caves:coral_gem'},
 		{'fun_caves:sky_iron', 'default:obsidian_shard', 'fun_caves:sky_iron'},
 	}
@@ -217,14 +274,14 @@ minetest.register_craftitem("fun_caves:teleporter_iron_garnet", {
 minetest.register_craft({
 	output = 'fun_caves:teleporter_iron_garnet',
 	recipe = {
-		{'fun_caves:sky_iron', 'default:copper_ingot', 'fun_caves:sky_iron'},
-		{'fun_caves:perfect_garnet', 'fun_caves:perfect_garnet', 'fun_caves:perfect_garnet'},
+		{'fun_caves:sky_iron', 'fun_caves:pure_copper', 'fun_caves:sky_iron'},
+		{'fun_caves:garnet', 'fun_caves:garnet', 'fun_caves:garnet'},
 		{'fun_caves:sky_iron', 'default:obsidian_shard', 'fun_caves:sky_iron'},
 	}
 })
 
-minetest.register_craftitem("fun_caves:perfect_garnet", {
-	description = "Perfect Garnet",
+minetest.register_craftitem("fun_caves:garnet", {
+	description = "Garnet",
 	drawtype = "plantlike",
 	paramtype = "light",
 	tiles = {"fun_caves_garnet.png"},
@@ -237,7 +294,7 @@ minetest.register_node("fun_caves:stone_with_garnets", {
 	description = "Garnet Ore",
 	tiles = {"default_stone.png^fun_caves_mineral_garnet.png"},
 	groups = {cracky = 1},
-	drop = "fun_caves:perfect_garnet",
+	drop = "fun_caves:garnet",
 	sounds = default.node_sound_stone_defaults(),
 })
 
@@ -245,7 +302,7 @@ minetest.register_ore({
 	ore_type       = "scatter",
 	ore            = "fun_caves:stone_with_garnets",
 	wherein        = "default:stone",
-	clust_scarcity = 17 * 17 * 17,
+	clust_scarcity = 21 * 21 * 21,
 	clust_num_ores = 1,
 	clust_size     = 1,
 	y_min          = -31000,
@@ -261,21 +318,21 @@ minetest.register_craftitem("fun_caves:teleporter_iron_zoisite", {
 	groups = {dig_immediate = 3},
 	sounds = default.node_sound_stone_defaults(),
 	on_use = function(itemstack, user, pointed_thing)
-		teleporter(user, 'underworld', 0)
+		teleporter(user, 'dungeon', 0)
 	end,
 })
 
 minetest.register_craft({
 	output = 'fun_caves:teleporter_iron_zoisite',
 	recipe = {
-		{'fun_caves:sky_iron', 'default:copper_ingot', 'fun_caves:sky_iron'},
-		{'fun_caves:perfect_zoisite', 'fun_caves:perfect_zoisite', 'fun_caves:perfect_zoisite'},
+		{'fun_caves:sky_iron', 'fun_caves:pure_copper', 'fun_caves:sky_iron'},
+		{'fun_caves:zoisite', 'fun_caves:zoisite', 'fun_caves:zoisite'},
 		{'fun_caves:sky_iron', 'default:obsidian_shard', 'fun_caves:sky_iron'},
 	}
 })
 
-minetest.register_craftitem("fun_caves:perfect_zoisite", {
-	description = "Perfect Zoisite",
+minetest.register_craftitem("fun_caves:zoisite", {
+	description = "Zoisite",
 	drawtype = "plantlike",
 	paramtype = "light",
 	tiles = {"fun_caves_zoisite.png"},
@@ -288,7 +345,7 @@ minetest.register_node("fun_caves:stone_with_zoisites", {
 	description = "Zoisite Ore",
 	tiles = {"default_stone.png^fun_caves_mineral_zoisite.png"},
 	groups = {cracky = 1},
-	drop = "fun_caves:perfect_zoisite",
+	drop = "fun_caves:zoisite",
 	sounds = default.node_sound_stone_defaults(),
 })
 
@@ -296,7 +353,7 @@ minetest.register_ore({
 	ore_type       = "scatter",
 	ore            = "fun_caves:stone_with_zoisites",
 	wherein        = "default:stone",
-	clust_scarcity = 17 * 17 * 17,
+	clust_scarcity = 21 * 21 * 21,
 	clust_num_ores = 1,
 	clust_size     = 1,
 	y_min          = -31000,
@@ -319,14 +376,14 @@ minetest.register_craftitem("fun_caves:teleporter_iron_aquamarine", {
 minetest.register_craft({
 	output = 'fun_caves:teleporter_iron_aquamarine',
 	recipe = {
-		{'fun_caves:sky_iron', 'default:copper_ingot', 'fun_caves:sky_iron'},
-		{'fun_caves:perfect_aquamarine', 'fun_caves:perfect_aquamarine', 'fun_caves:perfect_aquamarine'},
+		{'fun_caves:sky_iron', 'fun_caves:pure_copper', 'fun_caves:sky_iron'},
+		{'fun_caves:aquamarine', 'fun_caves:aquamarine', 'fun_caves:aquamarine'},
 		{'fun_caves:sky_iron', 'default:obsidian_shard', 'fun_caves:sky_iron'},
 	}
 })
 
-minetest.register_craftitem("fun_caves:perfect_aquamarine", {
-	description = "Perfect Aquamarine",
+minetest.register_craftitem("fun_caves:aquamarine", {
+	description = "Aquamarine",
 	drawtype = "plantlike",
 	paramtype = "light",
 	tiles = {"fun_caves_aquamarine.png"},
@@ -339,7 +396,7 @@ minetest.register_node("fun_caves:stone_with_aquamarines", {
 	description = "Aquamarine Ore",
 	tiles = {"default_stone.png^fun_caves_mineral_aquamarine.png"},
 	groups = {cracky = 1},
-	drop = "fun_caves:perfect_aquamarine",
+	drop = "fun_caves:aquamarine",
 	sounds = default.node_sound_stone_defaults(),
 })
 
@@ -347,7 +404,7 @@ minetest.register_ore({
 	ore_type       = "scatter",
 	ore            = "fun_caves:stone_with_aquamarines",
 	wherein        = "default:stone",
-	clust_scarcity = 17 * 17 * 17,
+	clust_scarcity = 21 * 21 * 21,
 	clust_num_ores = 1,
 	clust_size     = 1,
 	y_min          = -31000,
@@ -405,6 +462,42 @@ minetest.register_craft({
 	cooktime = 30,
 })
 
+minetest.register_craftitem("fun_caves:pure_copper", {
+	description = "Very Pure Copper",
+	drawtype = "plantlike",
+	paramtype = "light",
+	tiles = {"default_copper_ingot.png"},
+	inventory_image = "default_copper_ingot.png",
+	groups = {dig_immediate = 3},
+	sounds = default.node_sound_stone_defaults(),
+})
+
+minetest.register_craftitem("fun_caves:copper_crucible", {
+	description = "Crucible of Copper",
+	drawtype = "plantlike",
+	paramtype = "light",
+	tiles = {"fun_caves_crucible.png"},
+	inventory_image = "fun_caves_crucible.png",
+	groups = {dig_immediate = 3},
+	sounds = default.node_sound_stone_defaults(),
+})
+
+minetest.register_craft({
+	output = 'fun_caves:copper_crucible',
+	recipe = {
+		{'default:copper_ingot', 'default:copper_ingot', 'default:copper_ingot'},
+		{'default:copper_ingot', 'default:copper_ingot', 'default:copper_ingot'},
+		{'default:copper_ingot', 'fun_caves:crucible', 'default:copper_ingot'},
+	}
+})
+
+minetest.register_craft({
+	type = "cooking",
+	output = "fun_caves:pure_copper",
+	recipe = "fun_caves:copper_crucible",
+	cooktime = 30,
+})
+
 
 minetest.register_craftitem("fun_caves:crucible", {
 	description = "Crucible",
@@ -433,12 +526,12 @@ newnode.groups.soil = 0
 minetest.register_node("fun_caves:meteorite_crater", newnode)
 
 local treasures = {
-	{'fun_caves:perfect_aquamarine', 'fun_caves:perfect_garnet', 'fun_caves:perfect_zoisite', 'fun_caves:coral_gem', 'fun_caves:sky_iron', 'fun_caves:sky_iron', 'fun_caves:sky_iron', 'fun_caves:sky_iron', 'default:obsidian'},
-	{'fun_caves:perfect_aquamarine', 'fun_caves:perfect_garnet', 'fun_caves:perfect_zoisite', 'fun_caves:coral_gem', 'fun_caves:pure_copper', 'fun_caves:pure_copper', 'fun_caves:pure_copper', 'fun_caves:pure_copper', 'default:obsidian'},
-	{'fun_caves:perfect_aquamarine', 'fun_caves:perfect_garnet', 'fun_caves:perfect_zoisite', 'fun_caves:coral_gem', 'default:obsidian'},
-	{'fun_caves:perfect_aquamarine', 'fun_caves:perfect_garnet', 'fun_caves:perfect_zoisite', 'fun_caves:coral_gem', 'default:obsidian'},
-	{'fun_caves:perfect_aquamarine', 'fun_caves:perfect_garnet', 'fun_caves:perfect_zoisite', 'fun_caves:coral_gem', 'default:obsidian'},
-	{'fun_caves:perfect_aquamarine', 'fun_caves:perfect_garnet', 'fun_caves:perfect_zoisite', 'fun_caves:coral_gem', 'default:obsidian'},
+	{'fun_caves:aquamarine', 'fun_caves:garnet', 'fun_caves:zoisite', 'fun_caves:coral_gem', 'fun_caves:moonstone', 'fun_caves:sky_iron', 'fun_caves:sky_iron', 'fun_caves:sky_iron', 'fun_caves:sky_iron', 'default:obsidian'},
+	{'fun_caves:aquamarine', 'fun_caves:garnet', 'fun_caves:zoisite', 'fun_caves:coral_gem', 'fun_caves:moonstone', 'fun_caves:pure_copper', 'fun_caves:pure_copper', 'fun_caves:pure_copper', 'fun_caves:pure_copper', 'default:obsidian'},
+	{'fun_caves:aquamarine', 'fun_caves:garnet', 'fun_caves:zoisite', 'fun_caves:coral_gem', 'fun_caves:moonstone', 'default:obsidian'},
+	{'fun_caves:aquamarine', 'fun_caves:garnet', 'fun_caves:zoisite', 'fun_caves:coral_gem', 'fun_caves:moonstone', 'default:obsidian'},
+	{'fun_caves:aquamarine', 'fun_caves:garnet', 'fun_caves:zoisite', 'fun_caves:coral_gem', 'fun_caves:moonstone', 'default:obsidian'},
+	{'fun_caves:aquamarine', 'fun_caves:garnet', 'fun_caves:zoisite', 'fun_caves:coral_gem', 'fun_caves:moonstone', 'default:obsidian'},
 }
 local filler = {'default:apple 10', 'default:coal_lump 10', 'default:wood 10'}
 local trophies = {

textures/image_credits.txt

@@ -7,3 +7,4 @@ Original aquamarine: Diamondexpert (cc-by-sa 2.5), https://commons.wikimedia.org
 Original garnet: von de Wela49 (cc-by-sa 3), https://en.wikipedia.org/wiki/File:Garnet_cut.JPG
 Modified radioactive ore: everamzah
 Original DNA: Zephyris (cc-by-sa 3), https://en.wikipedia.org/wiki/File:DNA_Structure%2BKey%2BLabelled.pn_NoBB.png
+Original moonstone: Didier Descouens (cc-by-sa 4), https://en.wikipedia.org/wiki/File:Pierrelune.jpg