diff --git a/mods/fossils.js b/mods/fossils.js
index fa793364..daaadd6f 100644
--- a/mods/fossils.js
+++ b/mods/fossils.js
@@ -121,7 +121,6 @@ elements.petrified_wood = {
     category: "life",
     state: "solid",
     density: 2600,
-    hardness: 0.55,
     breakInto: ["rock","rock","gravel","gravel","gravel","gravel","gravel","sawdust"],
 };
 
@@ -162,6 +161,8 @@ elements.skull = {
 
 elements.head.breakInto = ["blood","meat","skull"]
 
+elements.dead_bug.breakInto = ["calcium","calcium","calcium","quicklime"]
+
 if (!elements.bone.reactions) { elements.bone.reactions = {} }
     elements.bone.reactions.rock = { "elem1": "fossil", chance:0.00005 };
     elements.bone.reactions.sand = { "elem1": "fossil", chance:0.000035 };