diff --git a/src/main/java/net/minecraftforge/common/ForgeHooks.java b/src/main/java/net/minecraftforge/common/ForgeHooks.java
index 5e9127146..19c1cc2e0 100644
--- a/src/main/java/net/minecraftforge/common/ForgeHooks.java
+++ b/src/main/java/net/minecraftforge/common/ForgeHooks.java
@@ -207,6 +207,7 @@ public class ForgeHooks
         Blocks.iron_block.setHarvestLevel("pickaxe", 1);
         Blocks.lapis_ore.setHarvestLevel("pickaxe", 1);
         Blocks.lapis_block.setHarvestLevel("pickaxe", 1);
+        Blocks.quartz_ore.setHarvestLevel("pickaxe", 0);
     }
 
     public static int getTotalArmorValue(EntityPlayer player)
diff --git a/src/main/java/net/minecraftforge/event/ForgeEventFactory.java b/src/main/java/net/minecraftforge/event/ForgeEventFactory.java
index 343d2b835..eee995bfa 100644
--- a/src/main/java/net/minecraftforge/event/ForgeEventFactory.java
+++ b/src/main/java/net/minecraftforge/event/ForgeEventFactory.java
@@ -402,7 +402,8 @@ public class ForgeEventFactory
                 changed |= ItemStack.areItemStacksEqual(tmp[x], stacks[x]);
                 stacks[x] = event.getItem(x);
             }
-            onPotionBrewed(stacks);
+            if (changed)
+                onPotionBrewed(stacks);
             return true;
         }
         return false;