diff --git a/src/main/java/biomesoplenty/api/biome/BOPBiome.java b/src/main/java/biomesoplenty/api/biome/BOPBiome.java
index 4d3926f10..b2901027b 100644
--- a/src/main/java/biomesoplenty/api/biome/BOPBiome.java
+++ b/src/main/java/biomesoplenty/api/biome/BOPBiome.java
@@ -41,7 +41,7 @@ public class BOPBiome extends BiomeGenBase implements IExtendedBiome
     }
 
     @Override
-    public void addGenerator(String name, GeneratorStage stage, IGenerator<?> generator)
+    public void addGenerator(String name, GeneratorStage stage, IGenerator generator)
     {
         this.generationManager.addGenerator(name, stage, generator);
     }
diff --git a/src/main/java/biomesoplenty/api/biome/IExtendedBiome.java b/src/main/java/biomesoplenty/api/biome/IExtendedBiome.java
index da3688182..3e1ab0553 100644
--- a/src/main/java/biomesoplenty/api/biome/IExtendedBiome.java
+++ b/src/main/java/biomesoplenty/api/biome/IExtendedBiome.java
@@ -18,7 +18,7 @@ import net.minecraftforge.common.BiomeManager.BiomeType;
 public interface IExtendedBiome
 {
     public BiomeOwner getBiomeOwner();
-    public void addGenerator(String name, GeneratorStage stage, IGenerator<?> generator);
+    public void addGenerator(String name, GeneratorStage stage, IGenerator generator);
     public GenerationManager getGenerationManager();
     public Map<BiomeType, Integer> getWeightMap();
     public void clearWeights();
diff --git a/src/main/java/biomesoplenty/api/biome/generation/CustomizableGenerator.java b/src/main/java/biomesoplenty/api/biome/generation/CustomizableGenerator.java
index af7eadbca..243a2a0bf 100644
--- a/src/main/java/biomesoplenty/api/biome/generation/CustomizableGenerator.java
+++ b/src/main/java/biomesoplenty/api/biome/generation/CustomizableGenerator.java
@@ -8,7 +8,7 @@
 
 package biomesoplenty.api.biome.generation;
 
-public abstract class CustomizableGenerator<T> implements IGenerator<T>
+public abstract class CustomizableGenerator implements IGenerator
 {
     private final String identifier;
     private String name;
@@ -16,7 +16,7 @@ public abstract class CustomizableGenerator<T> implements IGenerator<T>
     
     protected CustomizableGenerator()
     {
-        this.identifier = GeneratorRegistry.getIdentifier((Class<? extends IGenerator<?>>)this.getClass());
+        this.identifier = GeneratorRegistry.getIdentifier((Class<? extends IGenerator>)this.getClass());
         
         if (this.identifier == null)
         {
diff --git a/src/main/java/biomesoplenty/api/biome/generation/GenerationManager.java b/src/main/java/biomesoplenty/api/biome/generation/GenerationManager.java
index 9f43518d7..c162a9247 100644
--- a/src/main/java/biomesoplenty/api/biome/generation/GenerationManager.java
+++ b/src/main/java/biomesoplenty/api/biome/generation/GenerationManager.java
@@ -14,13 +14,15 @@ import java.util.Map;
 import java.util.Map.Entry;
 
 import com.google.common.collect.HashBasedTable;
+import com.google.common.collect.ImmutableCollection;
+import com.google.common.collect.ImmutableList;
 import com.google.common.collect.Table;
 
 public class GenerationManager
 {
-    private Table<GeneratorStage, String, IGenerator<?>> generatorTable = HashBasedTable.create();
+    private Table<GeneratorStage, String, IGenerator> generatorTable = HashBasedTable.create();
 
-    public void addGenerator(String name, GeneratorStage stage, IGenerator<?> generator)
+    public void addGenerator(String name, GeneratorStage stage, IGenerator generator)
     {
         if (!this.generatorTable.containsColumn(name))
         {
@@ -35,16 +37,19 @@ public class GenerationManager
         }
     }
     
-    public Collection<IGenerator<?>> getGeneratorsForStage(GeneratorStage stage)
+    public ImmutableCollection<IGenerator> getGeneratorsForStage(GeneratorStage stage)
     {
-        return this.generatorTable.rowMap().get(stage).values();
+        Map<String, IGenerator> columnMap = this.generatorTable.rowMap().get(stage);
+        Collection<IGenerator> result = columnMap == null ? null : columnMap.values();
+        
+        return result == null ? ImmutableList.<IGenerator>of() : ImmutableList.<IGenerator>copyOf(result);
     }
     
-    public Map<String, IGenerator<?>> createGeneratorMap()
+    public Map<String, IGenerator> createGeneratorMap()
     {
-        Map<String, IGenerator<?>> result = new HashMap<String, IGenerator<?>>();
+        Map<String, IGenerator> result = new HashMap<String, IGenerator>();
         
-        for (IGenerator<?> generator : this.generatorTable.values())
+        for (IGenerator generator : this.generatorTable.values())
         {
             result.put(generator.getName(), generator);
         }
@@ -52,14 +57,14 @@ public class GenerationManager
         return result;
     }
     
-    public void createGeneratorTable(Map<String, IGenerator<?>> generators)
+    public void createGeneratorTable(Map<String, IGenerator> generators)
     {
-        Table<GeneratorStage, String, IGenerator<?>> result = HashBasedTable.create();
+        Table<GeneratorStage, String, IGenerator> result = HashBasedTable.create();
          
-        for (Entry<String, IGenerator<?>> entry : generators.entrySet())
+        for (Entry<String, IGenerator> entry : generators.entrySet())
         {
             String name = entry.getKey();
-            IGenerator<?> generator = entry.getValue();
+            IGenerator generator = entry.getValue();
 
             generator.setName(name);
             result.put(generator.getStage(), generator.getName(), generator);
diff --git a/src/main/java/biomesoplenty/api/biome/generation/GeneratorRegistry.java b/src/main/java/biomesoplenty/api/biome/generation/GeneratorRegistry.java
index 761458403..405dc0aa7 100644
--- a/src/main/java/biomesoplenty/api/biome/generation/GeneratorRegistry.java
+++ b/src/main/java/biomesoplenty/api/biome/generation/GeneratorRegistry.java
@@ -13,19 +13,19 @@ import com.google.common.collect.HashBiMap;
 
 public class GeneratorRegistry
 {
-    private static BiMap<String, Class<? extends IGenerator<?>>> generatorClasses = HashBiMap.create();
+    private static BiMap<String, Class<? extends IGenerator>> generatorClasses = HashBiMap.create();
     
-    public static void registerGenerator(String identifier, Class<? extends IGenerator<?>> generatorClass)
+    public static void registerGenerator(String identifier, Class<? extends IGenerator> generatorClass)
     {
         generatorClasses.put(identifier, generatorClass);
     }
     
-    public static String getIdentifier(Class<? extends IGenerator<?>> generatorClass)
+    public static String getIdentifier(Class<? extends IGenerator> generatorClass)
     {
         return generatorClasses.inverse().get(generatorClass);
     }
     
-    public static Class<? extends IGenerator<?>> getGeneratorClass(String identifier)
+    public static Class<? extends IGenerator> getGeneratorClass(String identifier)
     {
         return generatorClasses.get(identifier);
     }
diff --git a/src/main/java/biomesoplenty/api/biome/generation/IGenerator.java b/src/main/java/biomesoplenty/api/biome/generation/IGenerator.java
index 0f16f8b03..b9746d5df 100644
--- a/src/main/java/biomesoplenty/api/biome/generation/IGenerator.java
+++ b/src/main/java/biomesoplenty/api/biome/generation/IGenerator.java
@@ -17,8 +17,9 @@ import com.google.gson.JsonDeserializationContext;
 import com.google.gson.JsonObject;
 import com.google.gson.JsonSerializationContext;
 
-public interface IGenerator<T>
+public interface IGenerator
 {
+    public void scatter(World world, Random random, BlockPos pos);
     public void generate(World world, Random random, BlockPos pos);
     
     public void setName(String name);
diff --git a/src/main/java/biomesoplenty/common/biome/ExtendedBiomeRegistry.java b/src/main/java/biomesoplenty/common/biome/ExtendedBiomeRegistry.java
index 89ed9f3d2..3bccfd484 100644
--- a/src/main/java/biomesoplenty/common/biome/ExtendedBiomeRegistry.java
+++ b/src/main/java/biomesoplenty/common/biome/ExtendedBiomeRegistry.java
@@ -65,7 +65,7 @@ public class ExtendedBiomeRegistry
         }
 
         @Override
-        public void addGenerator(String name, GeneratorStage stage, IGenerator<?> generator)
+        public void addGenerator(String name, GeneratorStage stage, IGenerator generator)
         {
             this.generationManager.addGenerator(name, stage, generator);
         }
diff --git a/src/main/java/biomesoplenty/common/biome/overworld/BiomeGenAlps.java b/src/main/java/biomesoplenty/common/biome/overworld/BiomeGenAlps.java
index c72355676..7cd5607b5 100644
--- a/src/main/java/biomesoplenty/common/biome/overworld/BiomeGenAlps.java
+++ b/src/main/java/biomesoplenty/common/biome/overworld/BiomeGenAlps.java
@@ -11,6 +11,8 @@ package biomesoplenty.common.biome.overworld;
 import net.minecraft.init.Blocks;
 import net.minecraftforge.common.BiomeManager.BiomeType;
 import biomesoplenty.api.biome.BOPBiome;
+import biomesoplenty.api.biome.generation.GeneratorStage;
+import biomesoplenty.common.world.feature.GeneratorOreSingle;
 
 public class BiomeGenAlps extends BOPBiome
 {
@@ -23,9 +25,11 @@ public class BiomeGenAlps extends BOPBiome
         this.setEnableSnow();
         this.setTemperatureRainfall(0.0F, 0.5F);
 
+        this.addWeight(BiomeType.ICY, 5);
+        
         this.topBlock = Blocks.snow.getDefaultState();
         this.fillerBlock = Blocks.snow.getDefaultState();
         
-        this.addWeight(BiomeType.ICY, 5);
+        this.addGenerator("emeralds", GeneratorStage.SAND, new GeneratorOreSingle(Blocks.emerald_ore.getDefaultState(), 12, 4, 32));
     }
 }
diff --git a/src/main/java/biomesoplenty/common/handler/decoration/DecorateBiomeEventHandler.java b/src/main/java/biomesoplenty/common/handler/decoration/DecorateBiomeEventHandler.java
index 0e95659be..0b2517742 100644
--- a/src/main/java/biomesoplenty/common/handler/decoration/DecorateBiomeEventHandler.java
+++ b/src/main/java/biomesoplenty/common/handler/decoration/DecorateBiomeEventHandler.java
@@ -40,24 +40,23 @@ public class DecorateBiomeEventHandler
     }
     
     @SubscribeEvent
-    public void onPostBiomeDecorate(DecorateBiomeEvent.Pre event)
+    public void onPostBiomeDecorate(DecorateBiomeEvent.Post event)
     {
         runGeneratorStage(event.world, event.rand, event.pos, GeneratorStage.POST);
     }
     
     private static void runGeneratorStage(World world, Random random, BlockPos pos, GeneratorStage stage)
     {
-        pos.add(16, 0, 16);
-        BiomeGenBase biome = world.getBiomeGenForCoords(pos);
+        BiomeGenBase biome = world.getBiomeGenForCoords(pos.add(16, 0, 16));
         IExtendedBiome extendedBiome = ExtendedBiomeRegistry.getExtension(biome);
-
+        
         if (extendedBiome != null)
         {
             GenerationManager generationManager = extendedBiome.getGenerationManager();
             
-            for (IGenerator<?> generator : generationManager.getGeneratorsForStage(stage))
+            for (IGenerator generator : generationManager.getGeneratorsForStage(stage))
             {
-                generator.generate(world, random, pos);
+                generator.scatter(world, random, pos);
             }
         }
     }
diff --git a/src/main/java/biomesoplenty/common/init/ModGenerators.java b/src/main/java/biomesoplenty/common/init/ModGenerators.java
index 19762c853..fbac9dd5a 100644
--- a/src/main/java/biomesoplenty/common/init/ModGenerators.java
+++ b/src/main/java/biomesoplenty/common/init/ModGenerators.java
@@ -8,10 +8,15 @@
 
 package biomesoplenty.common.init;
 
+import static biomesoplenty.api.biome.generation.GeneratorRegistry.registerGenerator;
+import biomesoplenty.common.world.feature.GeneratorOreCluster;
+import biomesoplenty.common.world.feature.GeneratorOreSingle;
 
 public class ModGenerators
 {
     public static void init()
     {
+        registerGenerator("ore_single", GeneratorOreSingle.class);
+        registerGenerator("ore_cluster", GeneratorOreCluster.class);
     }
 }
diff --git a/src/main/java/biomesoplenty/common/init/ModHandlers.java b/src/main/java/biomesoplenty/common/init/ModHandlers.java
index 956820b9a..18726873b 100644
--- a/src/main/java/biomesoplenty/common/init/ModHandlers.java
+++ b/src/main/java/biomesoplenty/common/init/ModHandlers.java
@@ -16,7 +16,9 @@ public class ModHandlers
 {
     public static void init()
     {
-        MinecraftForge.TERRAIN_GEN_BUS.register(new DecorateBiomeEventHandler());
+        DecorateBiomeEventHandler decorateBiomeHandler = new DecorateBiomeEventHandler();
+        MinecraftForge.EVENT_BUS.register(decorateBiomeHandler);
+        MinecraftForge.TERRAIN_GEN_BUS.register(decorateBiomeHandler);
         MinecraftForge.EVENT_BUS.register(new GuiEventHandler());
     }
 }
diff --git a/src/main/java/biomesoplenty/common/util/config/GeneratorTypeAdaptor.java b/src/main/java/biomesoplenty/common/util/config/GeneratorTypeAdaptor.java
index c6b901a43..5e6580284 100644
--- a/src/main/java/biomesoplenty/common/util/config/GeneratorTypeAdaptor.java
+++ b/src/main/java/biomesoplenty/common/util/config/GeneratorTypeAdaptor.java
@@ -24,14 +24,14 @@ import com.google.gson.JsonSerializationContext;
 import com.google.gson.JsonSerializer;
 import com.google.gson.JsonSyntaxException;
 
-public class GeneratorTypeAdaptor implements JsonSerializer<IGenerator<?>>, JsonDeserializer<IGenerator<?>>
+public class GeneratorTypeAdaptor implements JsonSerializer<IGenerator>, JsonDeserializer<IGenerator>
 {
     @Override
-    public JsonElement serialize(IGenerator<?> src, Type typeOfSrc, JsonSerializationContext context)
+    public JsonElement serialize(IGenerator src, Type typeOfSrc, JsonSerializationContext context)
     {
         JsonObject jsonObject = new JsonObject();
         src.writeToJson(jsonObject, context);
-
+        
         jsonObject.addProperty("generator", src.getIdentifier());
         jsonObject.add("stage", context.serialize(src.getStage()));
 
@@ -39,14 +39,14 @@ public class GeneratorTypeAdaptor implements JsonSerializer<IGenerator<?>>, Json
     }
 
     @Override
-    public IGenerator<?> deserialize(JsonElement json, Type typeOfT, JsonDeserializationContext context) throws JsonParseException
+    public IGenerator deserialize(JsonElement json, Type typeOfT, JsonDeserializationContext context) throws JsonParseException
     {
         JsonObject jsonObject = json.getAsJsonObject();
 
         if (jsonObject.has("generator"))
         {
             String generatorIdentifier = jsonObject.get("generator").getAsString();
-            Class<? extends IGenerator<?>> generatorClass = GeneratorRegistry.getGeneratorClass(generatorIdentifier);
+            Class<? extends IGenerator> generatorClass = GeneratorRegistry.getGeneratorClass(generatorIdentifier);
 
             if (generatorClass == null)
             {
@@ -54,10 +54,10 @@ public class GeneratorTypeAdaptor implements JsonSerializer<IGenerator<?>>, Json
             }
             else
             {
-                IGenerator<?> generator;
+                IGenerator generator;
                 try
                 {
-                    generator = (IGenerator<?>)generatorClass.newInstance();
+                    generator = (IGenerator)generatorClass.newInstance();
 
                     Type generatorStageType = new TypeToken<GeneratorStage>() {}.getType();
                     String generatorStageName = jsonObject.get("stage").getAsString();
diff --git a/src/main/java/biomesoplenty/common/util/config/JsonBiome.java b/src/main/java/biomesoplenty/common/util/config/JsonBiome.java
index 554b6e699..e1d3ee5e3 100644
--- a/src/main/java/biomesoplenty/common/util/config/JsonBiome.java
+++ b/src/main/java/biomesoplenty/common/util/config/JsonBiome.java
@@ -23,13 +23,14 @@ import biomesoplenty.api.biome.generation.IGenerator;
 import biomesoplenty.common.biome.BOPBiomeManager;
 import biomesoplenty.common.biome.ExtendedBiomeRegistry;
 
+import com.google.common.reflect.TypeToken;
 import com.google.gson.FieldNamingPolicy;
 import com.google.gson.Gson;
 import com.google.gson.GsonBuilder;
 
 public class JsonBiome
 {
-    public static final Gson serializer = new GsonBuilder().setPrettyPrinting().setFieldNamingPolicy(FieldNamingPolicy.LOWER_CASE_WITH_UNDERSCORES).registerTypeAdapter(IBlockState.class, new JsonBlockState()).registerTypeAdapter(IGenerator.class, new GeneratorTypeAdaptor()).create();
+    public static final Gson serializer = new GsonBuilder().setPrettyPrinting().setFieldNamingPolicy(FieldNamingPolicy.LOWER_CASE_WITH_UNDERSCORES).registerTypeHierarchyAdapter(IBlockState.class, new JsonBlockState()).registerTypeHierarchyAdapter(IGenerator.class, new GeneratorTypeAdaptor()).create();
 
     public String biomeName;
     public int biomeId;
@@ -43,7 +44,7 @@ public class JsonBiome
     public int color;
     public int waterColorMultiplier;
     public ArrayList<JsonEntitySpawn> entities;
-    public Map<String, IGenerator<?>> decoration;
+    public Map<String, IGenerator> decoration;
 
     public static JsonBiome createFromBiomeGenBase(BiomeGenBase baseBiome)
     {
diff --git a/src/main/java/biomesoplenty/common/world/feature/GeneratorOreBase.java b/src/main/java/biomesoplenty/common/world/feature/GeneratorOreBase.java
new file mode 100644
index 000000000..783cfd0b4
--- /dev/null
+++ b/src/main/java/biomesoplenty/common/world/feature/GeneratorOreBase.java
@@ -0,0 +1,91 @@
+/*******************************************************************************
+ * Copyright 2015, the Biomes O' Plenty Team
+ * 
+ * This work is licensed under a Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 International Public License.
+ * 
+ * To view a copy of this license, visit http://creativecommons.org/licenses/by-nc-nd/4.0/.
+ ******************************************************************************/
+
+package biomesoplenty.common.world.feature;
+
+import java.util.Random;
+
+import net.minecraft.util.BlockPos;
+import net.minecraft.world.World;
+import biomesoplenty.api.biome.generation.CustomizableGenerator;
+
+import com.google.gson.JsonDeserializationContext;
+import com.google.gson.JsonObject;
+import com.google.gson.JsonSerializationContext;
+
+public abstract class GeneratorOreBase extends CustomizableGenerator
+{
+    protected int amountPerChunk;
+    protected int minHeight;
+    protected int maxHeight;
+    
+    protected GeneratorOreBase() {}
+    
+    protected GeneratorOreBase(int amountPerChunk, int minHeight, int maxHeight)
+    {
+        this.amountPerChunk = amountPerChunk;
+        this.minHeight = minHeight;
+        this.maxHeight = maxHeight;
+    }
+    
+    @Override
+    public void scatter(World world, Random random, BlockPos pos)
+    {
+        for (int i = 0; i < amountPerChunk; i++)
+        {
+            BlockPos generatedPos = pos.add(random.nextInt(16), random.nextInt(maxHeight - minHeight) + minHeight, random.nextInt(16));
+            
+            generate(world, random, generatedPos);
+        }
+    }
+    
+    @Override
+    public void writeToJson(JsonObject json, JsonSerializationContext context)
+    {
+        json.addProperty("amount_per_chunk", this.amountPerChunk);
+        json.addProperty("min_height", this.minHeight);
+        json.addProperty("max_height", this.maxHeight);
+    }
+
+    @Override
+    public void readFromJson(JsonObject json, JsonDeserializationContext context)
+    {
+        this.amountPerChunk = json.get("amount_per_chunk").getAsInt();
+        int minHeight = json.get("min_height").getAsInt();
+        int maxHeight = json.get("max_height").getAsInt();
+        
+        validateMinMaxHeight(minHeight, maxHeight);
+    }
+    
+    protected void validateMinMaxHeight(int minHeight, int maxHeight)
+    {
+        if (maxHeight < minHeight)
+        {
+            //Swap min and max height so that max is higher than min
+            int prevMinHeight = minHeight;
+            minHeight = maxHeight;
+            maxHeight = prevMinHeight;
+        }
+        else if (maxHeight == minHeight)
+        {
+            if (minHeight < 255)
+            {
+                //Increase max height to be higher than min height
+                ++maxHeight;
+            }
+            else
+            {
+                //Decrease min height so that max is higher
+                --minHeight;
+            }
+        }
+        
+        this.minHeight = minHeight;
+        this.maxHeight = maxHeight;
+    }
+}
diff --git a/src/main/java/biomesoplenty/common/world/feature/GeneratorOreCluster.java b/src/main/java/biomesoplenty/common/world/feature/GeneratorOreCluster.java
new file mode 100644
index 000000000..65122ff6f
--- /dev/null
+++ b/src/main/java/biomesoplenty/common/world/feature/GeneratorOreCluster.java
@@ -0,0 +1,60 @@
+/*******************************************************************************
+ * Copyright 2015, the Biomes O' Plenty Team
+ * 
+ * This work is licensed under a Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 International Public License.
+ * 
+ * To view a copy of this license, visit http://creativecommons.org/licenses/by-nc-nd/4.0/.
+ ******************************************************************************/
+
+package biomesoplenty.common.world.feature;
+
+import java.util.Random;
+
+import net.minecraft.block.state.IBlockState;
+import net.minecraft.util.BlockPos;
+import net.minecraft.world.World;
+import net.minecraft.world.gen.feature.WorldGenMinable;
+
+import com.google.gson.JsonDeserializationContext;
+import com.google.gson.JsonObject;
+import com.google.gson.JsonSerializationContext;
+
+public class GeneratorOreCluster extends GeneratorOreBase
+{
+    private WorldGenMinable generator;
+    
+    public GeneratorOreCluster() {}
+    
+    public GeneratorOreCluster(IBlockState state, int amountPerChunk, int clusterSize, int minHeight, int maxHeight)
+    {
+        super(amountPerChunk, minHeight, maxHeight);
+        
+        this.generator = new WorldGenMinable(state, clusterSize);
+    }
+    
+    @Override
+    public void generate(World world, Random random, BlockPos pos)
+    {
+        this.generator.generate(world, random, pos);
+    }
+
+    @Override
+    public void writeToJson(JsonObject json, JsonSerializationContext context)
+    {
+        super.writeToJson(json, context);
+        
+        json.add("state", context.serialize(this.generator.oreBlock));
+        json.addProperty("cluster_size", this.generator.numberOfBlocks);
+    }
+
+    @Override
+    public void readFromJson(JsonObject json, JsonDeserializationContext context)
+    {
+        super.readFromJson(json, context);
+        
+        IBlockState state = context.deserialize(json.get("state"), IBlockState.class);
+        int clusterSize = json.get("cluster_size").getAsInt();
+        
+        this.generator = new WorldGenMinable(state, clusterSize); 
+    }
+}
diff --git a/src/main/java/biomesoplenty/common/world/feature/GeneratorOreSingle.java b/src/main/java/biomesoplenty/common/world/feature/GeneratorOreSingle.java
new file mode 100644
index 000000000..4147aa11d
--- /dev/null
+++ b/src/main/java/biomesoplenty/common/world/feature/GeneratorOreSingle.java
@@ -0,0 +1,66 @@
+/*******************************************************************************
+ * Copyright 2015, the Biomes O' Plenty Team
+ * 
+ * This work is licensed under a Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 International Public License.
+ * 
+ * To view a copy of this license, visit http://creativecommons.org/licenses/by-nc-nd/4.0/.
+ ******************************************************************************/
+
+package biomesoplenty.common.world.feature;
+
+import java.util.Random;
+
+import net.minecraft.block.state.IBlockState;
+import net.minecraft.block.state.pattern.BlockHelper;
+import net.minecraft.init.Blocks;
+import net.minecraft.util.BlockPos;
+import net.minecraft.world.World;
+import net.minecraft.world.gen.feature.WorldGenMinable;
+import biomesoplenty.api.biome.generation.CustomizableGenerator;
+
+import com.google.common.base.Predicate;
+import com.google.gson.JsonDeserializationContext;
+import com.google.gson.JsonObject;
+import com.google.gson.JsonSerializationContext;
+
+public class GeneratorOreSingle extends GeneratorOreBase
+{
+    private IBlockState state;
+    private Predicate replace;
+    
+    public GeneratorOreSingle() {}
+    
+    public GeneratorOreSingle(IBlockState state, int amountPerChunk, int minHeight, int maxHeight)
+    {
+        super(amountPerChunk, minHeight, maxHeight);
+        
+        this.state = state;
+        this.replace = BlockHelper.forBlock(Blocks.stone);
+    }
+    
+    @Override
+    public void generate(World world, Random random, BlockPos pos)
+    {
+        if (world.getBlockState(pos).getBlock().isReplaceableOreGen(world, pos, this.replace))
+        {
+            world.setBlockState(pos, this.state, 2);
+        }
+    }
+
+    @Override
+    public void writeToJson(JsonObject json, JsonSerializationContext context)
+    {
+        super.writeToJson(json, context);
+        
+        json.add("state", context.serialize(this.state));
+    }
+
+    @Override
+    public void readFromJson(JsonObject json, JsonDeserializationContext context)
+    {
+        super.readFromJson(json, context);
+        
+        this.state = context.deserialize(json.get("state"), IBlockState.class);
+        this.replace = BlockHelper.forBlock(Blocks.stone);
+    }
+}
diff --git a/src/main/resources/biomesoplenty_at.cfg b/src/main/resources/biomesoplenty_at.cfg
index 5029c2f7b..b0d75a288 100644
--- a/src/main/resources/biomesoplenty_at.cfg
+++ b/src/main/resources/biomesoplenty_at.cfg
@@ -4,6 +4,9 @@ public net.minecraft.client.gui.GuiCreateWorld field_146331_K #field_146331_K
 
 public-f net.minecraft.world.biome.BiomeGenBase field_76756_M #biomeID
 public net.minecraft.world.WorldType func_151358_j()Lnet/minecraft/world/WorldType; #setNotificationData
+
 protected net.minecraft.world.biome.WorldChunkManager field_76944_d #genBiomes
 protected net.minecraft.world.biome.WorldChunkManager field_76945_e #biomeIndexLayer
-protected net.minecraft.world.biome.WorldChunkManager field_180301_f #field_180301_f
\ No newline at end of file
+protected net.minecraft.world.biome.WorldChunkManager field_180301_f #field_180301_f
+
+public-f net.minecraft.world.gen.feature.WorldGenMinable *
\ No newline at end of file