From d42f77cc5fd0d45997adfded2f26882e5328ff77 Mon Sep 17 00:00:00 2001
From: paramat <mat.gregory@virginmedia.com>
Date: Sun, 3 Jul 2016 08:52:53 +0100
Subject: [PATCH] Default/mapgen: Simplify iron ore registrations

Preserve overlapping registrations of large and small clusters
below y = -64 but now extend the small clusters up to y = 0 (the
previous highest iron ore level) in a similar to way to coal
---
 mods/default/mapgen.lua | 24 +-----------------------
 1 file changed, 1 insertion(+), 23 deletions(-)

diff --git a/mods/default/mapgen.lua b/mods/default/mapgen.lua
index dc359a0b..89ded047 100644
--- a/mods/default/mapgen.lua
+++ b/mods/default/mapgen.lua
@@ -182,28 +182,6 @@ function default.register_ores()
 		y_max          = 31000,
 	})
 
-	minetest.register_ore({
-		ore_type       = "scatter",
-		ore            = "default:stone_with_iron",
-		wherein        = "default:stone",
-		clust_scarcity = 12 * 12 * 12,
-		clust_num_ores = 3,
-		clust_size     = 2,
-		y_min          = -15,
-		y_max          = 0,
-	})
-
-	minetest.register_ore({
-		ore_type       = "scatter",
-		ore            = "default:stone_with_iron",
-		wherein        = "default:stone",
-		clust_scarcity = 9 * 9 * 9,
-		clust_num_ores = 5,
-		clust_size     = 3,
-		y_min          = -63,
-		y_max          = -16,
-	})
-
 	minetest.register_ore({
 		ore_type       = "scatter",
 		ore            = "default:stone_with_iron",
@@ -212,7 +190,7 @@ function default.register_ores()
 		clust_num_ores = 5,
 		clust_size     = 3,
 		y_min          = -31000,
-		y_max          = -64,
+		y_max          = 0,
 	})
 
 	minetest.register_ore({