diff --git a/compatibility.lua b/compatibility.lua
index 0109f35..34221ee 100644
--- a/compatibility.lua
+++ b/compatibility.lua
@@ -506,6 +506,7 @@ if industrialtest.mclAvailable then
 	industrialtest.elementKeys.coal="mcl_core:coal_lump"
 	industrialtest.elementKeys.clay="mcl_core:clay_lump"
 	industrialtest.elementKeys.diamond="mcl_core:diamond"
+	industrialtest.elementKeys.blueDye="mcl_core:lapis"
 	industrialtest.elementKeys.bucket="mcl_buckets:bucket_empty"
 	industrialtest.elementKeys.bucketWithLava="mcl_buckets:bucket_lava"
 	industrialtest.elementKeys.bucketWithWater="mcl_buckets:bucket_water"
@@ -713,6 +714,7 @@ elseif industrialtest.mtgAvailable then
 	industrialtest.elementKeys.stick="default:stick"
 	industrialtest.elementKeys.flint="default:flint"
 	industrialtest.elementKeys.snowball="default:snow"
+	industrialtest.elementKeys.blueDye="dye:blue"
 	industrialtest.elementKeys.bucket="bucket:bucket_empty"
 	industrialtest.elementKeys.bucketWithLava="bucket:bucket_lava"
 	industrialtest.elementKeys.bucketWithWater="bucket:bucket_water"
diff --git a/craftitems.lua b/craftitems.lua
index 413557f..2256dcf 100644
--- a/craftitems.lua
+++ b/craftitems.lua
@@ -51,6 +51,23 @@ minetest.register_craft({
 	}
 })
 
+minetest.register_tool("industrialtest:lapotron_crystal",{
+	description=S("Lapotron Crystal"),
+	inventory_image="industrialtest_lapotron_crystal.png",
+	_industrialtest_powerStorage=true,
+	_industrialtest_powerCapacity=1000000,
+	_industrialtest_powerFlow=industrialtest.api.evPowerFlow
+})
+minetest.register_craft({
+	type="shaped",
+	output="industrialtest:lapotron_crystal",
+	recipe={
+		{industrialtest.elementKeys.blueDye,"industrialtest:electronic_circuit",industrialtest.elementKeys.blueDye},
+		{industrialtest.elementKeys.blueDye,"industrialtest:energy_crystal",industrialtest.elementKeys.blueDye},
+		{industrialtest.elementKeys.blueDye,"industrialtest:electronic_circuit",industrialtest.elementKeys.blueDye}
+	}
+})
+
 -- Other resources
 minetest.register_craftitem("industrialtest:refined_iron_ingot",{
 	description=S("Refined Iron Ingot"),