diff --git a/src/main/java/gregtech/api/unification/ore/OrePrefix.java b/src/main/java/gregtech/api/unification/ore/OrePrefix.java
index 64eb11cd7fa..30239988324 100644
--- a/src/main/java/gregtech/api/unification/ore/OrePrefix.java
+++ b/src/main/java/gregtech/api/unification/ore/OrePrefix.java
@@ -467,6 +467,7 @@ public static void init() {
 
         block.modifyMaterialAmount(Materials.Glowstone, 4);
         block.modifyMaterialAmount(Materials.NetherQuartz, 4);
+        block.modifyMaterialAmount(Materials.CertusQuartz, 4);
         block.modifyMaterialAmount(Materials.Brick, 4);
         block.modifyMaterialAmount(Materials.Clay, 4);
         block.modifyMaterialAmount(Materials.Glass, 1);
diff --git a/src/main/java/gregtech/integration/chisel/ChiselModule.java b/src/main/java/gregtech/integration/chisel/ChiselModule.java
index c9133912407..c6dc3cafe05 100644
--- a/src/main/java/gregtech/integration/chisel/ChiselModule.java
+++ b/src/main/java/gregtech/integration/chisel/ChiselModule.java
@@ -3,7 +3,10 @@
 import gregtech.api.GTValues;
 import gregtech.api.block.VariantBlock;
 import gregtech.api.modules.GregTechModule;
+import gregtech.api.unification.material.Material;
+import gregtech.api.unification.material.Materials;
 import gregtech.common.blocks.BlockColored;
+import gregtech.common.blocks.BlockCompressed;
 import gregtech.common.blocks.BlockWarningSign;
 import gregtech.common.blocks.BlockWarningSign1;
 import gregtech.common.blocks.MetaBlocks;
@@ -63,6 +66,9 @@ public void init(FMLInitializationEvent event) {
         if (doesGroupExist("treated_wood")) { // IE Treated Wood group
             addVariations("treated_wood", MetaBlocks.PLANKS, BlockGregPlanks.BlockType.TREATED_PLANK);
         }
+        if (doesGroupExist("certus")) { // AE2 Certus Quartz group
+            addVariation("certus", Materials.CertusQuartz);
+        }
     }
 
     @SafeVarargs
@@ -93,6 +99,12 @@ private void addVariations(String group, StoneType type, boolean enableCobbles)
         }
     }
 
+    private void addVariation(String group, Material material) {
+        BlockCompressed block = MetaBlocks.COMPRESSED.get(material);
+        int meta = block.getMetaFromState(block.getBlock(material));
+        addVariation(group, block, meta);
+    }
+
     private void addVariation(String group, Block block, int meta) {
         NBTTagCompound tag = new NBTTagCompound();
         tag.setString("group", group);