1 files changed, 21 insertions, 0 deletions

diff --git a/src/Generating/FinishGen.cpp b/src/Generating/FinishGen.cpp
index 90c3e6ea4..f9315333b 100644
--- a/src/Generating/FinishGen.cpp
+++ b/src/Generating/FinishGen.cpp
@@ -1769,6 +1769,27 @@ void cFinishGenOreNests::GenerateOre(
 		}
 	}
 
+	// Gold ores are generated more often in Mesa-Type-Biomes:
+	// https://minecraft.gamepedia.com/Gold_Ore
+	if (a_OreType == E_BLOCK_GOLD_ORE)
+	{
+		auto BiomeSampleOne =    a_ChunkDesc.GetBiome( 4,  4);
+		auto BiomeSampleTwo =    a_ChunkDesc.GetBiome( 4, 12);
+		auto BiomeSampleThree =  a_ChunkDesc.GetBiome(12,  4);
+		auto BiomeSampleFour =   a_ChunkDesc.GetBiome(12, 12);
+
+		if (
+			IsBiomeMesa(BiomeSampleOne) ||
+			IsBiomeMesa(BiomeSampleTwo) ||
+			IsBiomeMesa(BiomeSampleThree) ||
+			IsBiomeMesa(BiomeSampleFour)
+			)
+		{
+			a_MaxHeight = 76;
+			a_NumNests = 22;  // 2 time default + 20 times mesa bonus
+		}
+	}
+
 	auto chunkX = a_ChunkDesc.GetChunkX();
 	auto chunkZ = a_ChunkDesc.GetChunkZ();
 	auto & blockTypes = a_ChunkDesc.GetBlockTypes();