diff --git a/ChangeLog b/ChangeLog
index a1629d8dc..872a340ee 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,7 @@
+Introduce some crossover in treasure between random_inorganic and random_ore
+treasures.trs
+Daniel Hawkins 2021-02-16
+
 Add recipes for crafting minor, medium, major, and supreme potions of life.
 Previous supreme recipe is now major.
 formulae
diff --git a/treasures.trs b/treasures.trs
index f9d2a56d3..1b7f72382 100644
--- a/treasures.trs
+++ b/treasures.trs
@@ -1607,6 +1607,9 @@ treasureone random_inorganic
   more
   arch rock2
     chance 25
+  more
+  list random_ore
+    chance 3
   end
 treasureone random_minerals
   arch largenugget
@@ -1679,6 +1682,9 @@ treasureone random_ore
   arch rubble
     chance 50
   more
+  arch rock2
+    chance 10
+  more
   arch zincore
     chance 30
   more
@@ -1705,6 +1711,12 @@ treasureone random_ore
   more
   arch platore
     chance 1
+  more
+  list random_stone
+    chance 5
+  more
+  list random_minerals
+    chance 4
   end
 treasureone uncommon_items
   arch horn