diff --git a/core/src/main/java/com/volmit/iris/engine/mantle/EngineMantle.java b/core/src/main/java/com/volmit/iris/engine/mantle/EngineMantle.java
index f45fe8787..b2c87fe4f 100644
--- a/core/src/main/java/com/volmit/iris/engine/mantle/EngineMantle.java
+++ b/core/src/main/java/com/volmit/iris/engine/mantle/EngineMantle.java
@@ -172,7 +172,7 @@ public interface EngineMantle {
 
     @ChunkCoordinates
     default void generateMatter(int x, int z, boolean multicore, ChunkContext context) {
-        if (!getEngine().getDimension().isUseMantle()) {
+        if (!getEngine().getDimension().isUseMantle() || getMantle().hasFlag(x, z, MantleFlag.PLANNED)) {
             return;
         }
 
@@ -191,20 +191,15 @@ public interface EngineMantle {
                             Position2 pos = p.getB();
                             int xx = pos.getX();
                             int zz = pos.getZ();
-                            MantleChunk mc = getMantle().getChunk(xx, zz).use();
-                            try {
-                                IrisContext.getOr(getEngine()).setChunkContext(context);
-                                generateMantleComponent(writer, xx, zz, c, mc, context);
-                            } finally {
-                                mc.release();
-                            }
+                            IrisContext.getOr(getEngine()).setChunkContext(context);
+                            generateMantleComponent(writer, xx, zz, c, writer.acquireChunk(xx, zz), context);
                         },
                         multicore ? burst() : null
                 );
 
                 if (!last) continue;
                 forEach(streamRadius(x, z, radius),
-                        p -> getMantle().flag(p.getX(), p.getZ(), MantleFlag.PLANNED, true),
+                        p -> writer.acquireChunk(x, z).flag(MantleFlag.PLANNED, true),
                         multicore ? burst() : null
                 );
             }
diff --git a/core/src/main/java/com/volmit/iris/engine/mantle/MantleWriter.java b/core/src/main/java/com/volmit/iris/engine/mantle/MantleWriter.java
index d9f39c9c2..408704925 100644
--- a/core/src/main/java/com/volmit/iris/engine/mantle/MantleWriter.java
+++ b/core/src/main/java/com/volmit/iris/engine/mantle/MantleWriter.java
@@ -31,6 +31,7 @@ import com.volmit.iris.util.collection.KMap;
 import com.volmit.iris.util.collection.KSet;
 import com.volmit.iris.util.data.B;
 import com.volmit.iris.util.data.IrisCustomData;
+import com.volmit.iris.util.documentation.ChunkCoordinates;
 import com.volmit.iris.util.function.Function3;
 import com.volmit.iris.util.mantle.Mantle;
 import com.volmit.iris.util.mantle.MantleChunk;
@@ -149,20 +150,11 @@ public class MantleWriter implements IObjectPlacer, AutoCloseable {
             return;
         }
 
-        if (cx >= this.x - radius && cx <= this.x + radius
-                && cz >= this.z - radius && cz <= this.z + radius) {
-            MantleChunk chunk = cachedChunks.computeIfAbsent(Cache.key(cx, cz), k -> mantle.getChunk(cx, cz).use());
+        MantleChunk chunk = acquireChunk(cx, cz);
+        if (chunk == null) return;
 
-            if (chunk == null) {
-                Iris.error("Mantle Writer Accessed " + cx + "," + cz + " and came up null (and yet within bounds!)");
-                return;
-            }
-
-            Matter matter = chunk.getOrCreate(y >> 4);
-            matter.slice(matter.getClass(t)).set(x & 15, y & 15, z & 15, t);
-        } else {
-            Iris.error("Mantle Writer Accessed chunk out of bounds" + cx + "," + cz);
-        }
+        Matter matter = chunk.getOrCreate(y >> 4);
+        matter.slice(matter.getClass(t)).set(x & 15, y & 15, z & 15, t);
     }
 
     public <T> T getData(int x, int y, int z, Class<T> type) {
@@ -173,15 +165,8 @@ public class MantleWriter implements IObjectPlacer, AutoCloseable {
             return null;
         }
 
-        if (cx < this.x - radius || cx > this.x + radius
-                || cz < this.z - radius || cz > this.z + radius) {
-            Iris.error("Mantle Writer Accessed chunk out of bounds" + cx + "," + cz);
-            return null;
-        }
-        MantleChunk chunk = cachedChunks.computeIfAbsent(Cache.key(cx, cz), k -> mantle.getChunk(cx, cz).use());
-
+        MantleChunk chunk = acquireChunk(cx, cz);
         if (chunk == null) {
-            Iris.error("Mantle Writer Accessed " + cx + "," + cz + " and came up null (and yet within bounds!)");
             return null;
         }
 
@@ -190,6 +175,18 @@ public class MantleWriter implements IObjectPlacer, AutoCloseable {
                 .get(x & 15, y & 15, z & 15);
     }
 
+    @ChunkCoordinates
+    public MantleChunk acquireChunk(int cx, int cz) {
+        if (cx < this.x - radius || cx > this.x + radius
+                || cz < this.z - radius || cz > this.z + radius) {
+            Iris.error("Mantle Writer Accessed chunk out of bounds" + cx + "," + cz);
+            return null;
+        }
+        MantleChunk chunk = cachedChunks.computeIfAbsent(Cache.key(cx, cz), k -> mantle.getChunk(cx, cz).use());
+        if (chunk == null) Iris.error("Mantle Writer Accessed " + cx + "," + cz + " and came up null (and yet within bounds!)");
+        return chunk;
+    }
+
     @Override
     public int getHighest(int x, int z, IrisData data) {
         return engineMantle.getHighest(x, z, data);