diff --git a/src/main/java/com/sosnitzka/taiga/TAIGAConfiguration.java b/src/main/java/com/sosnitzka/taiga/TAIGAConfiguration.java
index 65d6abb..c8575ca 100644
--- a/src/main/java/com/sosnitzka/taiga/TAIGAConfiguration.java
+++ b/src/main/java/com/sosnitzka/taiga/TAIGAConfiguration.java
@@ -13,29 +13,28 @@ import java.util.ArrayList;
 import java.util.List;
 
 public class TAIGAConfiguration {
+
     public static final String CATEGORY_NAME_GENERAL = "category_general";
     public static final String CATEGORY_NAME_ORE_GEN = "category_ore_gen";
 
-    public static double RESFAC_MIN_VALUE = 0;
-    public static double RESFAC_MAX_VALUE = 9999;
+    public static boolean ironGen;
+    public static boolean endGen;
 
-    public static int IRON_VAL = 20;
-    public static int TIBERIUM_VAL = 15;
-    public static int PROMETHEUM_VAL = 25;
-    public static int VALYRIUM_VAL = 10;
-    public static int OSRAM_VAL = 1;
-    public static int DURANITE_VAL = 1;
-    public static int BASALT_VAL = 10;
-    public static int EEZO_VAL = 3;
-    public static int KARMESINE_VAL = 15;
-    public static int VIBRANIUM_VAL = 10;
-    public static int URU_VAL = 1;
-    public static int AURORIUM_VAL = 10;
-    public static int PALLADIUM_VAL = 10;
-    public static int ABYSSUM_VAL = 4;
+    public static int IRON_VAL;
+    public static int TIBERIUM_VAL;
+    public static int PROMETHEUM_VAL;
+    public static int VALYRIUM_VAL;
+    public static int OSRAM_VAL;
+    public static int DURANITE_VAL;
+    public static int BASALT_VAL;
+    public static int EEZO_VAL;
+    public static int KARMESINE_VAL;
+    public static int VIBRANIUM_VAL;
+    public static int URU_VAL;
+    public static int AURORIUM_VAL;
+    public static int PALLADIUM_VAL;
+    public static int ABYSSUM_VAL;
 
-    public static boolean ironGen = false;
-    public static boolean endGen = true;
     private static Configuration config = null;
 
     public static void preInit() {
@@ -70,17 +69,33 @@ public class TAIGAConfiguration {
             config.load();
         }
 
-        /*
-         *  Declaration of general ore generation values: <br>
-         *  Activation of additional ores (iron/gold) <br>
-         *  Ore generation chance multiplier
-         */
+        final int RESFAC_MIN_VALUE = 0;
+        final int RESFAC_MAX_VALUE = 100;
 
-        Property ironSwitch = config.get(CATEGORY_NAME_GENERAL, "Extra Iron Switch", ironGen);
+        final int IRON_DEFAULT = 20;
+        final int TIBERIUM_DEFAULT = 15;
+        final int PROMETHEUM_DEFAULT = 25;
+        final int VALYRIUM_DEFAULT = 10;
+        final int OSRAM_DEFAULT = 1;
+        final int DURANITE_DEFAULT = 1;
+        final int BASALT_DEFAULT = 10;
+        final int EEZO_DEFAULT = 3;
+        final int KARMESINE_DEFAULT = 15;
+        final int VIBRANIUM_DEFAULT = 10;
+        final int URU_DEFAULT = 1;
+        final int AURORIUM_DEFAULT = 10;
+        final int PALLADIUM_DEFAULT = 10;
+        final int ABYSSUM_DEFAULT = 4;
+
+        final boolean FALSE = false;
+        final boolean TRUE = true;
+
+
+        Property ironSwitch = config.get(CATEGORY_NAME_GENERAL, "Extra Iron Switch", FALSE);
         ironSwitch.setComment("Switch ore on/off");
         ironSwitch.setLanguageKey("gui.taiga_configuration.gen_iron");
 
-        Property endSwitch = config.get(CATEGORY_NAME_GENERAL, "Extra Endstone Switch", endGen);
+        Property endSwitch = config.get(CATEGORY_NAME_GENERAL, "Extra Endstone Switch", TRUE);
         endSwitch.setComment("Switch extra End on/off");
         endSwitch.setLanguageKey("gui.taiga_configuration.gen_end");
 
@@ -105,54 +120,133 @@ public class TAIGAConfiguration {
          *  Generation chance multiplier
          */
 
-        Property ironValue = config.get(CATEGORY_NAME_ORE_GEN, "Iron", IRON_VAL, "value for generation", RESFAC_MIN_VALUE, RESFAC_MAX_VALUE);
-        ironValue.setLanguageKey("gui.taiga_configuration.iron_multiplier");
-        Property basaltValue = config.get(CATEGORY_NAME_ORE_GEN, "Basalt", BASALT_VAL, "value for generation", RESFAC_MIN_VALUE, RESFAC_MAX_VALUE);
-        basaltValue.setLanguageKey("gui.taiga_configuration.basalt_multiplier");
-        Property tiberiumValue = config.get(CATEGORY_NAME_ORE_GEN, "Tiberium", TIBERIUM_VAL, "value for generation", RESFAC_MIN_VALUE, RESFAC_MAX_VALUE);
-        tiberiumValue.setLanguageKey("gui.taiga_configuration.tiberium_multiplier");
-        Property auroriumValue = config.get(CATEGORY_NAME_ORE_GEN, "Aurorium", AURORIUM_VAL, "value for generation", RESFAC_MIN_VALUE, RESFAC_MAX_VALUE);
-        auroriumValue.setLanguageKey("gui.taiga_configuration.aurorium_multiplier");
-        Property prometheumValue = config.get(CATEGORY_NAME_ORE_GEN, "Prometheum", PROMETHEUM_VAL, "value for generation", RESFAC_MIN_VALUE, RESFAC_MAX_VALUE);
-        prometheumValue.setLanguageKey("gui.taiga_configuration.prometheum_multiplier");
-        Property duraniteValue = config.get(CATEGORY_NAME_ORE_GEN, "Duranite", DURANITE_VAL, "value for generation", RESFAC_MIN_VALUE, RESFAC_MAX_VALUE);
-        duraniteValue.setLanguageKey("gui.taiga_configuration.duranite_multiplier");
-        Property valyriumValue = config.get(CATEGORY_NAME_ORE_GEN, "Valyrium", VALYRIUM_VAL, "value for generation", RESFAC_MIN_VALUE, RESFAC_MAX_VALUE);
-        valyriumValue.setLanguageKey("gui.taiga_configuration.valyrium_multiplier");
-        Property vibraniumValue = config.get(CATEGORY_NAME_ORE_GEN, "Vibranium", VIBRANIUM_VAL, "value for generation", RESFAC_MIN_VALUE, RESFAC_MAX_VALUE);
-        vibraniumValue.setLanguageKey("gui.taiga_configuration.vibranium_multiplier");
-        Property karmesineValue = config.get(CATEGORY_NAME_ORE_GEN, "Karmesine", KARMESINE_VAL, "value for generation", RESFAC_MIN_VALUE, RESFAC_MAX_VALUE);
-        karmesineValue.setLanguageKey("gui.taiga_configuration.karmesine_multiplier");
-        Property palladiumValue = config.get(CATEGORY_NAME_ORE_GEN, "Palladium", PALLADIUM_VAL, "value for generation", RESFAC_MIN_VALUE, RESFAC_MAX_VALUE);
-        palladiumValue.setLanguageKey("gui.taiga_configuration.palladium_multiplier");
-        Property uruValue = config.get(CATEGORY_NAME_ORE_GEN, "Uru", URU_VAL, "value for generation", RESFAC_MIN_VALUE, RESFAC_MAX_VALUE);
-        uruValue.setLanguageKey("gui.taiga_configuration.uru_multiplier");
-        Property osramValue = config.get(CATEGORY_NAME_ORE_GEN, "Osram", OSRAM_VAL, "value for generation", RESFAC_MIN_VALUE, RESFAC_MAX_VALUE);
-        osramValue.setLanguageKey("gui.taiga_configuration.osram_multiplier");
-        Property abyssumValue = config.get(CATEGORY_NAME_ORE_GEN, "Abyssum", ABYSSUM_VAL, "value for generation", RESFAC_MIN_VALUE, RESFAC_MAX_VALUE);
-        abyssumValue.setLanguageKey("gui.taiga_configuration.abyssum_multiplier");
-        Property eezoValue = config.get(CATEGORY_NAME_ORE_GEN, "Eezo", EEZO_VAL, "value for generation", RESFAC_MIN_VALUE, RESFAC_MAX_VALUE);
-        eezoValue.setLanguageKey("gui.taiga_configuration.eezo_multiplier");
+
+        Property ironValueProp = config.get(CATEGORY_NAME_ORE_GEN, "Iron", IRON_DEFAULT, "value for generation", RESFAC_MIN_VALUE, RESFAC_MAX_VALUE);
+        ironValueProp.setLanguageKey("gui.taiga_configuration.iron_multiplier");
+        Property basaltValueProp = config.get(CATEGORY_NAME_ORE_GEN, "Basalt", BASALT_DEFAULT, "value for generation", RESFAC_MIN_VALUE, RESFAC_MAX_VALUE);
+        basaltValueProp.setLanguageKey("gui.taiga_configuration.basalt_multiplier");
+        Property tiberiumValueProp = config.get(CATEGORY_NAME_ORE_GEN, "Tiberium", TIBERIUM_DEFAULT, "value for generation", RESFAC_MIN_VALUE, RESFAC_MAX_VALUE);
+        tiberiumValueProp.setLanguageKey("gui.taiga_configuration.tiberium_multiplier");
+        Property auroriumValueProp = config.get(CATEGORY_NAME_ORE_GEN, "Aurorium", AURORIUM_DEFAULT, "value for generation", RESFAC_MIN_VALUE, RESFAC_MAX_VALUE);
+        auroriumValueProp.setLanguageKey("gui.taiga_configuration.aurorium_multiplier");
+        Property prometheumValueProp = config.get(CATEGORY_NAME_ORE_GEN, "Prometheum", PROMETHEUM_DEFAULT, "value for generation", RESFAC_MIN_VALUE, RESFAC_MAX_VALUE);
+        prometheumValueProp.setLanguageKey("gui.taiga_configuration.prometheum_multiplier");
+        Property duraniteValueProp = config.get(CATEGORY_NAME_ORE_GEN, "Duranite", DURANITE_DEFAULT, "value for generation", RESFAC_MIN_VALUE, RESFAC_MAX_VALUE);
+        duraniteValueProp.setLanguageKey("gui.taiga_configuration.duranite_multiplier");
+        Property valyriumValueProp = config.get(CATEGORY_NAME_ORE_GEN, "Valyrium", VALYRIUM_DEFAULT, "value for generation", RESFAC_MIN_VALUE, RESFAC_MAX_VALUE);
+        valyriumValueProp.setLanguageKey("gui.taiga_configuration.valyrium_multiplier");
+        Property vibraniumValueProp = config.get(CATEGORY_NAME_ORE_GEN, "Vibranium", VIBRANIUM_DEFAULT, "value for generation", RESFAC_MIN_VALUE, RESFAC_MAX_VALUE);
+        vibraniumValueProp.setLanguageKey("gui.taiga_configuration.vibranium_multiplier");
+        Property karmesineValueProp = config.get(CATEGORY_NAME_ORE_GEN, "Karmesine", KARMESINE_DEFAULT, "value for generation", RESFAC_MIN_VALUE, RESFAC_MAX_VALUE);
+        karmesineValueProp.setLanguageKey("gui.taiga_configuration.karmesine_multiplier");
+        Property palladiumValueProp = config.get(CATEGORY_NAME_ORE_GEN, "Palladium", PALLADIUM_DEFAULT, "value for generation", RESFAC_MIN_VALUE, RESFAC_MAX_VALUE);
+        palladiumValueProp.setLanguageKey("gui.taiga_configuration.palladium_multiplier");
+        Property uruValueProp = config.get(CATEGORY_NAME_ORE_GEN, "Uru", URU_DEFAULT, "value for generation", RESFAC_MIN_VALUE, RESFAC_MAX_VALUE);
+        uruValueProp.setLanguageKey("gui.taiga_configuration.uru_multiplier");
+        Property osramValueProp = config.get(CATEGORY_NAME_ORE_GEN, "Osram", OSRAM_DEFAULT, "value for generation", RESFAC_MIN_VALUE, RESFAC_MAX_VALUE);
+        osramValueProp.setLanguageKey("gui.taiga_configuration.osram_multiplier");
+        Property abyssumValueProp = config.get(CATEGORY_NAME_ORE_GEN, "Abyssum", ABYSSUM_DEFAULT, "value for generation", RESFAC_MIN_VALUE, RESFAC_MAX_VALUE);
+        abyssumValueProp.setLanguageKey("gui.taiga_configuration.abyssum_multiplier");
+        Property eezoValueProp = config.get(CATEGORY_NAME_ORE_GEN, "Eezo", EEZO_DEFAULT, "value for generation", RESFAC_MIN_VALUE, RESFAC_MAX_VALUE);
+        eezoValueProp.setLanguageKey("gui.taiga_configuration.eezo_multiplier");
 
 
         List<String> propOrderOreGen = new ArrayList<String>();
-        propOrderOreGen.add(ironValue.getName());
-        propOrderOreGen.add(basaltValue.getName());
-        propOrderOreGen.add(tiberiumValue.getName());
-        propOrderOreGen.add(auroriumValue.getName());
-        propOrderOreGen.add(prometheumValue.getName());
-        propOrderOreGen.add(duraniteValue.getName());
-        propOrderOreGen.add(valyriumValue.getName());
-        propOrderOreGen.add(vibraniumValue.getName());
-        propOrderOreGen.add(karmesineValue.getName());
-        propOrderOreGen.add(palladiumValue.getName());
-        propOrderOreGen.add(uruValue.getName());
-        propOrderOreGen.add(osramValue.getName());
-        propOrderOreGen.add(abyssumValue.getName());
-        propOrderOreGen.add(eezoValue.getName());
+        propOrderOreGen.add(ironValueProp.getName());
+        propOrderOreGen.add(basaltValueProp.getName());
+        propOrderOreGen.add(tiberiumValueProp.getName());
+        propOrderOreGen.add(auroriumValueProp.getName());
+        propOrderOreGen.add(prometheumValueProp.getName());
+        propOrderOreGen.add(duraniteValueProp.getName());
+        propOrderOreGen.add(valyriumValueProp.getName());
+        propOrderOreGen.add(vibraniumValueProp.getName());
+        propOrderOreGen.add(karmesineValueProp.getName());
+        propOrderOreGen.add(palladiumValueProp.getName());
+        propOrderOreGen.add(uruValueProp.getName());
+        propOrderOreGen.add(osramValueProp.getName());
+        propOrderOreGen.add(abyssumValueProp.getName());
+        propOrderOreGen.add(eezoValueProp.getName());
         config.setCategoryPropertyOrder(CATEGORY_NAME_ORE_GEN, propOrderOreGen);
 
 
+        if (readFieldsFromConfig) {
+            ironGen = ironSwitch.getBoolean(FALSE);
+            endGen = endSwitch.getBoolean(TRUE);
+            IRON_VAL = ironValueProp.getInt(IRON_DEFAULT);
+            if (IRON_VAL > RESFAC_MAX_VALUE || IRON_VAL < RESFAC_MIN_VALUE) {
+                IRON_VAL = IRON_DEFAULT;
+            }
+            TIBERIUM_VAL = tiberiumValueProp.getInt(TIBERIUM_DEFAULT);
+            if (TIBERIUM_VAL > RESFAC_MAX_VALUE || TIBERIUM_VAL < RESFAC_MIN_VALUE) {
+                TIBERIUM_VAL = TIBERIUM_DEFAULT;
+            }
+            PROMETHEUM_VAL = prometheumValueProp.getInt(PROMETHEUM_DEFAULT);
+            if (PROMETHEUM_VAL > RESFAC_MAX_VALUE || PROMETHEUM_VAL < RESFAC_MIN_VALUE) {
+                PROMETHEUM_VAL = PROMETHEUM_DEFAULT;
+            }
+            VALYRIUM_VAL = valyriumValueProp.getInt(VALYRIUM_DEFAULT);
+            if (VALYRIUM_VAL > RESFAC_MAX_VALUE || VALYRIUM_VAL < RESFAC_MIN_VALUE) {
+                VALYRIUM_VAL = VALYRIUM_DEFAULT;
+            }
+            OSRAM_VAL = osramValueProp.getInt(OSRAM_DEFAULT);
+            if (OSRAM_VAL > RESFAC_MAX_VALUE || OSRAM_VAL < RESFAC_MIN_VALUE) {
+                OSRAM_VAL = OSRAM_DEFAULT;
+            }
+            DURANITE_VAL = duraniteValueProp.getInt(DURANITE_DEFAULT);
+            if (DURANITE_VAL > RESFAC_MAX_VALUE || DURANITE_VAL < RESFAC_MIN_VALUE) {
+                DURANITE_VAL = DURANITE_DEFAULT;
+            }
+            BASALT_VAL = basaltValueProp.getInt(BASALT_DEFAULT);
+            if (BASALT_VAL > RESFAC_MAX_VALUE || BASALT_VAL < RESFAC_MIN_VALUE) {
+                BASALT_VAL = BASALT_DEFAULT;
+            }
+            EEZO_VAL = eezoValueProp.getInt(EEZO_DEFAULT);
+            if (EEZO_VAL > RESFAC_MAX_VALUE || EEZO_VAL < RESFAC_MIN_VALUE) {
+                EEZO_VAL = EEZO_DEFAULT;
+            }
+            KARMESINE_VAL = karmesineValueProp.getInt(KARMESINE_DEFAULT);
+            if (KARMESINE_VAL > RESFAC_MAX_VALUE || KARMESINE_VAL < RESFAC_MIN_VALUE) {
+                KARMESINE_VAL = KARMESINE_DEFAULT;
+            }
+            VIBRANIUM_VAL = vibraniumValueProp.getInt(VIBRANIUM_DEFAULT);
+            if (VIBRANIUM_VAL > RESFAC_MAX_VALUE || VIBRANIUM_VAL < RESFAC_MIN_VALUE) {
+                VIBRANIUM_VAL = VIBRANIUM_DEFAULT;
+            }
+            URU_VAL = uruValueProp.getInt(URU_DEFAULT);
+            if (URU_VAL > RESFAC_MAX_VALUE || URU_VAL < RESFAC_MIN_VALUE) {
+                URU_VAL = URU_DEFAULT;
+            }
+            AURORIUM_VAL = auroriumValueProp.getInt(AURORIUM_DEFAULT);
+            if (AURORIUM_VAL > RESFAC_MAX_VALUE || AURORIUM_VAL < RESFAC_MIN_VALUE) {
+                AURORIUM_VAL = AURORIUM_DEFAULT;
+            }
+            PALLADIUM_VAL = palladiumValueProp.getInt(PALLADIUM_DEFAULT);
+            if (PALLADIUM_VAL > RESFAC_MAX_VALUE || PALLADIUM_VAL < RESFAC_MIN_VALUE) {
+                PALLADIUM_VAL = PALLADIUM_DEFAULT;
+            }
+            ABYSSUM_VAL = abyssumValueProp.getInt(ABYSSUM_DEFAULT);
+            if (ABYSSUM_VAL > RESFAC_MAX_VALUE || ABYSSUM_VAL < RESFAC_MIN_VALUE) {
+                ABYSSUM_VAL = ABYSSUM_DEFAULT;
+            }
+        }
+
+        ironSwitch.set(ironGen);
+        ironValueProp.set(IRON_VAL);
+        tiberiumValueProp.set(TIBERIUM_VAL);
+        prometheumValueProp.set(PROMETHEUM_VAL);
+        valyriumValueProp.set(VALYRIUM_VAL);
+        osramValueProp.set(OSRAM_VAL);
+        duraniteValueProp.set(DURANITE_VAL);
+        basaltValueProp.set(BASALT_VAL);
+        eezoValueProp.set(EEZO_VAL);
+        karmesineValueProp.set(KARMESINE_VAL);
+        vibraniumValueProp.set(VIBRANIUM_VAL);
+        uruValueProp.set(URU_VAL);
+        auroriumValueProp.set(AURORIUM_VAL);
+        palladiumValueProp.set(PALLADIUM_VAL);
+        abyssumValueProp.set(ABYSSUM_VAL);
+
+
         if (config.hasChanged()) {
             config.save();
         }
diff --git a/src/main/java/com/sosnitzka/taiga/util/Generator.java b/src/main/java/com/sosnitzka/taiga/util/Generator.java
index 3e6a694..3b0a989 100644
--- a/src/main/java/com/sosnitzka/taiga/util/Generator.java
+++ b/src/main/java/com/sosnitzka/taiga/util/Generator.java
@@ -3,6 +3,7 @@ package com.sosnitzka.taiga.util;
 import com.google.common.collect.Lists;
 import com.sosnitzka.taiga.world.MeteorWorldSaveData;
 import com.sosnitzka.taiga.world.WorldGenMinable;
+import net.minecraft.block.BlockStone;
 import net.minecraft.block.properties.IProperty;
 import net.minecraft.block.state.IBlockState;
 import net.minecraft.init.Blocks;
@@ -23,14 +24,18 @@ import static com.sosnitzka.taiga.util.Utils.nextInt;
 
 public class Generator {
 
-    public static void generateOre(boolean center, IBlockState state, IBlockState replace, Random random, int x, int z, World world, int chance, int minY, int maxY, int minSize, int maxSize) {
-        if (center) {
-            generateOreDense(state, replace, random, x, z, world, chance, minY, maxY, minSize, maxSize, null);
-        } else {
-            generateOre(state, replace, null, null, random, x, z, world, chance, minY, maxY, minSize, maxSize, null);
-        }
+    public static void generateOre(IBlockState state, IBlockState replace, Random random, int chunkX, int chunkZ, World world, int chance, int minY, int maxY, int minSize, int maxSize) {
+        if (replace == Blocks.IRON_ORE.getDefaultState()) System.out.println(" HIER ");
+        generateOre(state, replace, null, null, random, chunkX, chunkZ, world, chance, minY, maxY, minSize, maxSize, null);
     }
 
+    public static void generateOre(IBlockState oldState, IBlockState newState, IProperty property, Comparable comparable, Random random, int chunkX, int chunkZ, World world, int chance, int minY, int maxY, int minSize, int maxSize) {
+        generateOre(oldState, newState, property, comparable, random, chunkX, chunkZ, world, chance, minY, maxY, minSize, maxSize, null);
+    }
+
+    public static void generateOre(IBlockState state, IBlockState replace, Random random, int chunkX, int chunkZ, World world, int chance, int minY, int maxY, int minSize, int maxSize, List<Biome> biome) {
+        generateOre(state, replace, null, null, random, chunkX, chunkZ, world, chance, minY, maxY, minSize, maxSize, null);
+    }
 
     public static void generateOre(IBlockState state, IBlockState replace, IProperty property, Comparable comparable, Random random, int chunkX, int chunkZ, World world, int chance, int minY, int maxY, int minSize, int maxSize, List<Biome> biome) {
         int size = minSize + random.nextInt(maxSize - minSize);
@@ -48,11 +53,11 @@ public class Generator {
 
     public static void generateOreDescending(List<IBlockState> replaceBlockList, IBlockState replacementBlock, Random random, int chunkX, int chunkZ, World world, int count, int minY, int maxY, int chance) {
         if (random.nextFloat() < (float) (0.01 * chance))
-            generateOreDescending(replaceBlockList, replacementBlock, random, chunkX, chunkZ, world, count, minY, maxY);
+            generateOreDescendingTopLayer(replaceBlockList, replacementBlock, random, chunkX, chunkZ, world, count, minY, maxY);
     }
 
 
-    public static void generateOreDescending(List<IBlockState> replaceBlockList, IBlockState replacementBlock, Random random, int chunkX, int chunkZ, World world, int count, int minY, int maxY) {
+    public static void generateOreDescendingTopLayer(List<IBlockState> replaceBlockList, IBlockState replacementBlock, Random random, int chunkX, int chunkZ, World world, int count, int minY, int maxY) {
         for (int i = 0; i < count; i++) {
             int posX = chunkX + random.nextInt(16);
             int posZ = chunkZ + random.nextInt(16);
@@ -70,7 +75,28 @@ public class Generator {
         }
     }
 
-    public static void generateOreBottom(IBlockState replacedBlock, IBlockState replacementBlock, Random random, int chunkX, int chunkZ, World world, int chance, int spread, int maxY) {
+    public static void generateOreDescending(IBlockState oldState, IBlockState newState, IProperty property, Comparable comparable, Random random, int chunkX, int chunkZ, World world, int count) {
+        for (int i = 0; i < count; i++) {
+            int posX = chunkX + random.nextInt(16);
+            int posZ = chunkZ + random.nextInt(16);
+            BlockPos cPos = new BlockPos(posX, random.nextInt(93) + 3, posZ);
+            IBlockState state = world.getBlockState(cPos);
+            if (oldState.getBlock().equals(state.getBlock()) && state.getBlock() instanceof BlockStone && comparable.equals(state.getValue(property))) {
+
+                world.setBlockState(cPos, newState);
+
+                continue;
+            }
+            while (!(state.getBlock() instanceof BlockStone) && !oldState.getBlock().equals(state.getBlock()) && !comparable.equals(state.getValue(property)) && cPos.getY() > 5) {
+                cPos = cPos.down();
+            }
+            if (state.getBlock() instanceof BlockStone && oldState.getBlock().equals(state.getBlock()) && comparable.equals(state.getValue(property))) {
+                world.setBlockState(cPos, newState);
+            }
+        }
+    }
+
+    public static void generateOreBottom(IBlockState oldState, IBlockState newState, Random random, int chunkX, int chunkZ, World world, int chance, int spread, int maxY) {
         for (int i = 0; i < chance; i++) {
             int posX = chunkX + random.nextInt(16);
             int posY = 0;
@@ -80,8 +106,8 @@ public class Generator {
                 while (world.getBlockState(cPos).equals(Blocks.AIR.getDefaultState()) && cPos.getY() < maxY) {
                     cPos = cPos.up();
                 }
-                if (world.getBlockState(cPos).equals(replacedBlock)) {
-                    world.setBlockState(cPos.up(random.nextInt(spread)), replacementBlock);
+                if (world.getBlockState(cPos).equals(oldState)) {
+                    world.setBlockState(cPos.up(random.nextInt(spread)), newState);
                 }
             }
         }
@@ -188,27 +214,4 @@ public class Generator {
             }
         }
     }
-
-
-    public static void generateOreDense(IBlockState state, IBlockState replace, Random random, int chunkX, int chunkZ, World world, int chance, int minY, int maxY, int minSize, int maxSize, List<Biome> biome) {
-        int size = minSize + random.nextInt(maxSize - minSize);
-        int height = maxY - minY;
-        BlockPos cPos;
-        for (int i = 0; i < chance; i += 5) {
-            for (int j = 0; j <= 2; j++) {
-                cPos = new BlockPos(chunkX + random.nextInt(16), minY + height * j / 5 + random.nextInt(height * 3 / 5), chunkZ + random.nextInt(16));
-                if (biome == null || biome.contains(world.getBiome(cPos))) {
-                    new WorldGenMinable(state, size, StateMatcher.forState(replace, null, null)).generate(world, random, cPos);
-                }
-            }
-            for (int j = 0; j <= 1; j++) {
-                int x = chunkX + random.nextInt(16);
-                int y = chunkZ + random.nextInt(16);
-                cPos = new BlockPos(x, minY + height * 4 / 9 + random.nextInt(height / 9), y);
-                if (biome == null || biome.contains(world.getBiome(cPos))) {
-                    new WorldGenMinable(state, size, StateMatcher.forState(replace, null, null)).generate(world, random, cPos);
-                }
-            }
-        }
-    }
 }
diff --git a/src/main/java/com/sosnitzka/taiga/world/WorldGen.java b/src/main/java/com/sosnitzka/taiga/world/WorldGen.java
index a3c821a..60d6aad 100644
--- a/src/main/java/com/sosnitzka/taiga/world/WorldGen.java
+++ b/src/main/java/com/sosnitzka/taiga/world/WorldGen.java
@@ -19,35 +19,37 @@ import static com.sosnitzka.taiga.TAIGAConfiguration.*;
 @SuppressWarnings("unchecked")
 public class WorldGen implements IWorldGenerator {
     private void nether(Random random, int x, int z, World world) {
-
-        Generator.generateOre(false, Blocks.NETHERRACK.getDefaultState(), tiberiumOre.getDefaultState(), random, x, z, world, TIBERIUM_VAL, 0, 128, 10, 35);
-        Generator.generateOre(true, Blocks.NETHERRACK.getDefaultState(), prometheumOre.getDefaultState(), random, x, z, world, PROMETHEUM_VAL, 0, 128, 2, 4);
-        Generator.generateOre(true, Blocks.NETHERRACK.getDefaultState(), valyriumOre.getDefaultState(), random, x, z, world, VALYRIUM_VAL, 0, 32, 2, 4);
+        System.out.println("TIBERIUM_VAL: " + TIBERIUM_VAL);
+        System.out.println("PROMETHEUM_VAL: " + PROMETHEUM_VAL);
+        System.out.println("VALYRIUM_VAL: " + VALYRIUM_VAL);
+        System.out.println("OSRAM_VAL: " + OSRAM_VAL);
+        Generator.generateOre(Blocks.NETHERRACK.getDefaultState(), tiberiumOre.getDefaultState(), random, x, z, world, TIBERIUM_VAL, 0, 128, 10, 35);
+        Generator.generateOre(Blocks.NETHERRACK.getDefaultState(), prometheumOre.getDefaultState(), random, x, z, world, PROMETHEUM_VAL, 0, 128, 2, 4);
+        Generator.generateOre(Blocks.NETHERRACK.getDefaultState(), valyriumOre.getDefaultState(), random, x, z, world, VALYRIUM_VAL, 0, 32, 2, 4);
         Generator.generateOreDescending(newArrayList(Blocks.LAVA.getDefaultState(), Blocks.FLOWING_LAVA.getDefaultState()), osramOre.getDefaultState(), random, x, z, world, OSRAM_VAL, 0, 64, 15);
 
     }
 
     private void world(Random random, int x, int z, World world) {
-        // Optional
-        if (ironGen)
-            Generator.generateOre(false, Blocks.STONE.getDefaultState(), Blocks.IRON_ORE.getDefaultState(), random, x, z, world, IRON_VAL, 0, 128, 1, 8);
-        System.out.println("IRON GEN: " + ironGen);
-        System.out.println("Duranite ore Numer: " + DURANITE_VAL);
-        Generator.generateMeteor(duraniteOre.getDefaultState(), blockMeteorite.getDefaultState(), random, x, z, world, DURANITE_VAL, 4, 16, 112);
-        Generator.generateOreDescending(newArrayList(Blocks.LAVA.getDefaultState(), Blocks.FLOWING_LAVA.getDefaultState()), basaltBlock.getDefaultState(), random, x, z, world, BASALT_VAL, 0, 64);
-        Generator.generateOreDescending(newArrayList(Blocks.BEDROCK.getDefaultState()), eezoOre.getDefaultState(), random, x, z, world, EEZO_VAL, 0, 10);
-        Generator.generateOre(karmesineOre.getDefaultState(), Blocks.STONE.getDefaultState(), BlockStone.VARIANT, BlockStone.EnumType.DIORITE, random, x, z, world, KARMESINE_VAL, 0, 96, 3, 4, null);
-        Generator.generateOre(karmesineOre.getDefaultState(), Blocks.STONE.getDefaultState(), BlockStone.VARIANT, BlockStone.EnumType.ANDESITE, random, x, z, world, KARMESINE_VAL, 0, 96, 3, 4, null);
-        Generator.generateOre(karmesineOre.getDefaultState(), Blocks.STONE.getDefaultState(), BlockStone.VARIANT, BlockStone.EnumType.GRANITE, random, x, z, world, KARMESINE_VAL, 0, 96, 3, 4, null);
-        Generator.generateOreDense(vibraniumOre.getDefaultState(), Blocks.STONE.getDefaultState(), random, x, z, world, VIBRANIUM_VAL, 0, 64, 2, 12, newArrayList(Biomes.DESERT_HILLS, Biomes.EXTREME_HILLS, Biomes.EXTREME_HILLS_EDGE, Biomes.EXTREME_HILLS_WITH_TREES, Biomes.DESERT));
+        Generator.generateMeteor(duraniteOre.getDefaultState(), blockMeteorite.getDefaultState(), random, x, z, world, DURANITE_VAL, 6, 16, 112);
+        Generator.generateOreDescendingTopLayer(newArrayList(Blocks.LAVA.getDefaultState(), Blocks.FLOWING_LAVA.getDefaultState()), basaltBlock.getDefaultState(), random, x, z, world, BASALT_VAL, 0, 64);
+        Generator.generateOreDescendingTopLayer(newArrayList(Blocks.BEDROCK.getDefaultState()), eezoOre.getDefaultState(), random, x, z, world, EEZO_VAL, 0, 10);
+
+        Generator.generateOreDescending(Blocks.STONE.getDefaultState(), karmesineOre.getDefaultState(), BlockStone.VARIANT, BlockStone.EnumType.DIORITE, random, x, z, world, KARMESINE_VAL);
+
+        Generator.generateOre(vibraniumOre.getDefaultState(), Blocks.STONE.getDefaultState(), random, x, z, world, VIBRANIUM_VAL, 0, 64, 2, 12, newArrayList(Biomes.DESERT_HILLS, Biomes.EXTREME_HILLS, Biomes.EXTREME_HILLS_EDGE, Biomes.EXTREME_HILLS_WITH_TREES, Biomes.DESERT));
+        Generator.generateOre(vibraniumOre.getDefaultState(), Blocks.STONE.getDefaultState(), random, x, z, world, 1, 0, 128, 1, 3, null);
+        if (ironGen) {
+            Generator.generateOre(Blocks.STONE.getDefaultState(), Blocks.IRON_ORE.getDefaultState(), random, x, z, world, IRON_VAL + 2000, 0, 32, 2, 8);
+        }
     }
 
     private void end(Random random, int x, int z, World world) {
         Generator.generateCube(true, uruOre.getDefaultState(), blockObsidiorite.getDefaultState(), random, x, z, world, URU_VAL, 2, 0, 96, 3);
         if (endGen)
             Generator.generateOre(Blocks.END_STONE.getDefaultState(), Blocks.AIR.getDefaultState(), null, null, random, x, z, world, 1, 3, 64, 3, 8, null);
-        Generator.generateOre(false, Blocks.END_STONE.getDefaultState(), auroriumOre.getDefaultState(), random, x, z, world, AURORIUM_VAL, 32, 48, 2, 4);
-        Generator.generateOre(true, Blocks.END_STONE.getDefaultState(), palladiumOre.getDefaultState(), random, x, z, world, PALLADIUM_VAL, 48, 64, 2, 4);
+        Generator.generateOre(Blocks.END_STONE.getDefaultState(), auroriumOre.getDefaultState(), random, x, z, world, AURORIUM_VAL, 32, 48, 2, 4);
+        Generator.generateOre(Blocks.END_STONE.getDefaultState(), palladiumOre.getDefaultState(), random, x, z, world, PALLADIUM_VAL, 48, 64, 2, 4);
         Generator.generateOreBottom(Blocks.END_STONE.getDefaultState(), abyssumOre.getDefaultState(), random, x, z, world, ABYSSUM_VAL, 4, 64);
     }