diff --git a/kubejs/startup_scripts/gtceu/material_modification.js b/kubejs/startup_scripts/gtceu/material_modification.js
index c371989c7..a1e687dea 100644
--- a/kubejs/startup_scripts/gtceu/material_modification.js
+++ b/kubejs/startup_scripts/gtceu/material_modification.js
@@ -266,6 +266,10 @@ const registerGTCEuMaterialModification = (event) => {
 	// Change Beryllium to add Chemical Bath recipe and Thorium byproduct
 	GTMaterials.Beryllium.getProperty(PropertyKey.ORE).setOreByProducts(GTMaterials.Emerald, GTMaterials.Emerald, GTMaterials.Thorium, GTMaterials.Thorium);
 	GTMaterials.Beryllium.getProperty(PropertyKey.ORE).setWashedIn(GTMaterials.SodiumPersulfate);
+
+	// Remove old stone dusts
+	GTMaterials.GraniticMineralSand.getProperty(PropertyKey.ORE).setOreByProducts(GTMaterials.get('tfg:igneous_felsic'), GTMaterials.Magnetite, GTMaterials.Magnetite);
+	GTMaterials.BasalticMineralSand.getProperty(PropertyKey.ORE).setOreByProducts(GTMaterials.get('tfg:igneous_mafic'), GTMaterials.Magnetite, GTMaterials.Magnetite);
 	
 	// Other flags
 	GTMaterials.CertusQuartz.addFlags(GENERATE_ROD);