diff --git a/src/main/java/gregtech/api/enums/OrePrefixes.java b/src/main/java/gregtech/api/enums/OrePrefixes.java
index 86abd25d..f6eef136 100644
--- a/src/main/java/gregtech/api/enums/OrePrefixes.java
+++ b/src/main/java/gregtech/api/enums/OrePrefixes.java
@@ -508,6 +508,8 @@ public enum OrePrefixes {
         oreNether.mSecondaryMaterial = new MaterialStack(Materials.Netherrack, dust.mMaterialAmount);
         oreEndstone.mSecondaryMaterial = new MaterialStack(Materials.Endstone, dust.mMaterialAmount);
         oreEnd.mSecondaryMaterial = new MaterialStack(Materials.Endstone, dust.mMaterialAmount);
+        oreMarble.mSecondaryMaterial = new MaterialStack(Materials.Marble, dust.mMaterialAmount);
+        oreBasalt.mSecondaryMaterial = new MaterialStack(Materials.Basalt, dust.mMaterialAmount);
         oreDense.mSecondaryMaterial = new MaterialStack(Materials.Stone, dust.mMaterialAmount);
         orePoor.mSecondaryMaterial = new MaterialStack(Materials.Stone, dust.mMaterialAmount * 2);
         oreSmall.mSecondaryMaterial = new MaterialStack(Materials.Stone, dust.mMaterialAmount * 2);
diff --git a/src/main/java/gregtech/api/util/GT_OreDictUnificator.java b/src/main/java/gregtech/api/util/GT_OreDictUnificator.java
index 9910b2ab..7552f5ea 100644
--- a/src/main/java/gregtech/api/util/GT_OreDictUnificator.java
+++ b/src/main/java/gregtech/api/util/GT_OreDictUnificator.java
@@ -95,7 +95,7 @@ public class GT_OreDictUnificator {
 
     public static ItemStack get(OrePrefixes aPrefix, Object aMaterial, ItemStack aReplacement, long aAmount) {
         //if (Materials.mDefaultComponents.contains(aPrefix) && !aPrefix.mDynamicItems.contains((Materials)aMaterial)) aPrefix.mDynamicItems.add((Materials) aMaterial);
-        if (OrePrefixes.mPreventableComponents.contains(aPrefix) && aPrefix.mDisabledItems.contains(aMaterial)) return null;
+        if (OrePrefixes.mPreventableComponents.contains(aPrefix) && aPrefix.mDisabledItems.contains(aMaterial)) return aReplacement;
         return get(aPrefix.get(aMaterial), aReplacement, aAmount, false, true);
     }