diff --git a/kubejs/data/tfc/tags/worldgen/placed_feature/in_biome/veins.json b/kubejs/data/tfc/tags/worldgen/placed_feature/in_biome/veins.json
index 4345466de..12ca113d1 100644
--- a/kubejs/data/tfc/tags/worldgen/placed_feature/in_biome/veins.json
+++ b/kubejs/data/tfc/tags/worldgen/placed_feature/in_biome/veins.json
@@ -28,6 +28,7 @@
     "tfc:vein/diamond",
     "tfc:vein/beryllium",
     "tfc:vein/lapis",
-    "tfc:vein/salt"
+    "tfc:vein/salt",
+    "tfc:vein/garnet_opal"
   ]
 }
\ No newline at end of file
diff --git a/kubejs/data/tfc/worldgen/configured_feature/vein/garnet_opal.json b/kubejs/data/tfc/worldgen/configured_feature/vein/garnet_opal.json
new file mode 100644
index 000000000..a0ebae8bc
--- /dev/null
+++ b/kubejs/data/tfc/worldgen/configured_feature/vein/garnet_opal.json
@@ -0,0 +1,181 @@
+{
+  "__comment__": "This file was automatically created by mcresources",
+  "type": "tfc:disc_vein",
+  "config": {
+    "rarity": 14,
+    "min_y": {
+      "absolute": 40
+    },
+    "max_y": {
+      "absolute": 60
+    },
+    "size": 8,
+    "density": 0.2,
+    "blocks": [
+      {
+        "replace": [
+          "tfc:rock/raw/rhyolite"
+        ],
+        "with": [
+          {
+            "weight": 5,
+            "block": "gtceu:tfc_rhyolite_red_garnet_ore"
+          },
+          {
+            "weight": 15,
+            "block": "gtceu:tfc_rhyolite_yellow_garnet_ore"
+          },
+          {
+            "weight": 25,
+            "block": "gtceu:tfc_rhyolite_amethyst_ore"
+          },
+          {
+            "weight": 55,
+            "block": "gtceu:tfc_rhyolite_opal_ore"
+          }
+        ]
+      },
+      {
+        "replace": [
+          "tfc:rock/raw/basalt"
+        ],
+        "with": [
+          {
+            "weight": 5,
+            "block": "gtceu:tfc_basalt_red_garnet_ore"
+          },
+          {
+            "weight": 15,
+            "block": "gtceu:tfc_basalt_yellow_garnet_ore"
+          },
+          {
+            "weight": 25,
+            "block": "gtceu:tfc_basalt_amethyst_ore"
+          },
+          {
+            "weight": 55,
+            "block": "gtceu:tfc_basalt_opal_ore"
+          }
+        ]
+      },
+      {
+        "replace": [
+          "tfc:rock/raw/andesite"
+        ],
+        "with": [
+          {
+            "weight": 5,
+            "block": "gtceu:tfc_andesite_red_garnet_ore"
+          },
+          {
+            "weight": 15,
+            "block": "gtceu:tfc_andesite_yellow_garnet_ore"
+          },
+          {
+            "weight": 25,
+            "block": "gtceu:tfc_andesite_amethyst_ore"
+          },
+          {
+            "weight": 55,
+            "block": "gtceu:tfc_andesite_opal_ore"
+          }
+        ]
+      },
+      {
+        "replace": [
+          "tfc:rock/raw/dacite"
+        ],
+        "with": [
+          {
+            "weight": 5,
+            "block": "gtceu:tfc_dacite_red_garnet_ore"
+          },
+          {
+            "weight": 15,
+            "block": "gtceu:tfc_dacite_yellow_garnet_ore"
+          },
+          {
+            "weight": 25,
+            "block": "gtceu:tfc_dacite_amethyst_ore"
+          },
+          {
+            "weight": 55,
+            "block": "gtceu:tfc_dacite_opal_ore"
+          }
+        ]
+      },
+      {
+        "replace": [
+          "tfc:rock/raw/granite"
+        ],
+        "with": [
+          {
+            "weight": 5,
+            "block": "gtceu:tfc_granite_red_garnet_ore"
+          },
+          {
+            "weight": 15,
+            "block": "gtceu:tfc_granite_yellow_garnet_ore"
+          },
+          {
+            "weight": 25,
+            "block": "gtceu:tfc_granite_amethyst_ore"
+          },
+          {
+            "weight": 55,
+            "block": "gtceu:tfc_granite_opal_ore"
+          }
+        ]
+      },
+      {
+        "replace": [
+          "tfc:rock/raw/diorite"
+        ],
+        "with": [
+          {
+            "weight": 5,
+            "block": "gtceu:tfc_diorite_red_garnet_ore"
+          },
+          {
+            "weight": 15,
+            "block": "gtceu:tfc_diorite_yellow_garnet_ore"
+          },
+          {
+            "weight": 25,
+            "block": "gtceu:tfc_diorite_amethyst_ore"
+          },
+          {
+            "weight": 55,
+            "block": "gtceu:tfc_diorite_opal_ore"
+          }
+        ]
+      },
+      {
+        "replace": [
+          "tfc:rock/raw/gabbro"
+        ],
+        "with": [
+          {
+            "weight": 5,
+            "block": "gtceu:tfc_gabbro_red_garnet_ore"
+          },
+          {
+            "weight": 15,
+            "block": "gtceu:tfc_gabbro_yellow_garnet_ore"
+          },
+          {
+            "weight": 25,
+            "block": "gtceu:tfc_gabbro_amethyst_ore"
+          },
+          {
+            "weight": 55,
+            "block": "gtceu:tfc_gabbro_opal_ore"
+          }
+        ]
+      }
+    ],
+    "random_name": "garnet_amethyst",
+    "biomes": "#tfc:is_river",
+    "height": 4
+  }
+}
\ No newline at end of file
diff --git a/kubejs/data/tfc/worldgen/placed_feature/vein/garnet_opal.json b/kubejs/data/tfc/worldgen/placed_feature/vein/garnet_opal.json
new file mode 100644
index 000000000..a89f88a3a
--- /dev/null
+++ b/kubejs/data/tfc/worldgen/placed_feature/vein/garnet_opal.json
@@ -0,0 +1,5 @@
+{
+  "__comment__": "This file was automatically created by mcresources",
+  "feature": "tfc:vein/garnet_opal",
+  "placement": []
+}
\ No newline at end of file